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Daheng Imaging MERCURY2 USB3 Vision User Manual

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China Daheng Group, Inc. Beijing Image Vision Technology Branch
MERCURY2 USB3 Vision Cameras
User Manual
Version: V2.0.4
Date: 2023-10-09

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Summary of Contents for Daheng Imaging MERCURY2 USB3 Vision

  • Page 1 China Daheng Group, Inc. Beijing Image Vision Technology Branch MERCURY2 USB3 Vision Cameras User Manual Version: V2.0.4 Date: 2023-10-09...
  • Page 2 All rights reserved. No parts of this manual may be used or reproduced, in any forms or by any means, without prior written permission of China Daheng Group, Inc. Beijing Image Vision Technology Branch. The right is also reserved to modify or change any parts of this manual in the future without prior notification. All other trademarks are the properties of their respective owners.
  • Page 3 The MERCURY2 USB3 Vision cameras are especially suitable for machine vision applications such as industrial inspection, medical, scientific research, education, security and so on. This manual describes in detail on how to install and use the MERCURY2 USB3 Vision digital cameras.

  • Page 4: Table Of Contents

    Contents 1. Introduction ........................1 1.1. Series Introduction ....................1 1.2. Naming Rules ......................1 1.3. Standards ........................ 1 1.4. Document, CAD/Technical Drawing and Software Downloads ....... 1 2. Precautions ........................2 2.1. Safety Claim ......................2 2.2. Safety Instruction ..................... 2 2.3.
  • Page 5 4.2.10. MER2-302-56U3M/C(-L) ....................23 4.2.11. MER2-502-79U3M/C(-L) ....................24 4.2.12. MER2-502-79U3M POL ....................26 4.2.13. MER2-503-36U3M/C(-L) ....................27 4.2.14. MER2-503-36U3M POL ....................29 4.2.15. MER2-630-60U3M/C(-L/-W90) ..................30 4.2.16. MER2-1220-32U3M/C(-L/-W90)..................32 4.2.17. MER2-2000-19U3M/C(-L/-W90)..................33 4.2.18. MER2-041-608U3M/C(-L)-HS ..................35 4.2.19. MER2-160-249U3M/C(-L)-HS ..................36 4.2.20.
  • Page 6 6.2. Lens Selection Reference ..................74 6.2.1. HN-2M Series Prime Lenses ..................... 75 6.2.2. HN-5M Series Prime Lenses ..................... 75 6.2.3. HN-6M Series Prime Lenses ..................... 76 6.2.4. HN-20M Series Prime Lenses ................... 76 6.2.5. HN-P-6M Series Prime Lenses ..................77 6.2.6.
  • Page 7 8.2.7. Software Trigger Acquisition and Configuration .............. 107 8.2.8. Hardware Trigger Acquisition and Configuration ............108 8.2.9. Overlapping Exposure and Non-overlapping Exposure ..........109 8.2.10. Set Exposure ......................... 111 8.2.10.1. Set Exposure Mode ....................111 8.2.10.2. Set Exposure Value ....................113 8.2.10.3.
  • Page 8 8.4.6.1. Sharpness ......................... 160 8.4.6.2. Sharpness with Noise Suppression ................160 8.4.7. Flat Field Correction ......................161 8.4.7.1. FFC Coefficient Calculation and Preview ..............163 8.4.7.2. Read/Save Coefficient ....................164 8.4.7.3. Load/Save File ......................164 8.4.7.4. Precautions ....................... 164 8.4.8. Noise Reduction ......................164 8.4.9.
  • Page 9 9.2.2. User Guide ........................187 9.2.2.1. FFC Execution Steps ....................187 9.2.2.2. Acquisition of Bright Field Images ................188 9.2.2.3. Execute FFC ......................188 9.2.2.4. Read FFC Data from Device / Write FFC Data to Device ........188 9.2.2.5. Load FFC Data from File / Save FFC Data to File ........... 188 9.2.3.

  • Page 10: Introduction

    The MERCURY2 USB3 Vision camera transmits image data through the USB3.0 data interface. Thanks to the locking screw connectors, the MERCURY2 USB3 Vision cameras can secure the reliability of cameras deployed in harsh industrial environments. Featuring high reliability and high price/performance ratio, the MERCURY2 USB3 Vision cameras are especially suitable for machine vision applications such as industrial inspection, medical, scientific research, education, security and so on.

  • Page 11: Precautions

    2. Precautions 2.1. Safety Claim Before installing and using DAHENG IMAGING products, please carefully read this manual and strictly comply with the usage requirements. And ensure to use the product in specified conditions, otherwise it may cause equipment malfunction. Our company will not bear any legal responsibility for any damage or injury caused by improper use of this product and disregard of safety instructions.

  • Page 12: Guideline For Avoiding Emi And Esd

    2.Precautions Personal Safety It is strictly prohibited to perform device wiring, dismantling, maintenance and other operations while powered on, otherwise there may be a risk of electric shock. It is prohibited to touch the camera directly during using, otherwise there may be a risk of burns.

  • Page 13: Camera Mechanical Installation Precautions

    The M3 screw assembly torque ≤ 1N· M, and the M2 screw assembly torque ≤ 0.5N· M. If the screw assembly torque is too large, it may cause the camera thread stripping. 2.6. Certification and Declaration CE, RoHS We declare that DAHENG IMAGING MERCURY2 USB3 Vision digital cameras have passed the following EU certifications:  2014/30/EU—Electromagnetic Compatibility Restriction ...

  • Page 14: Installation

    3.1. Host Preparation 3.1.1. Software Package The software package of DAHENG IMAGING's MERCURY2 USB3 Vision camera is used to control the MERCURY2 USB3 Vision camera to provide stable, real-time image transmission, and provides multiple samples and easy-to-integrate SDKs for various programming tools. The package is composed of the...

  • Page 15: Camera Power

    3.Installation the user can use the GenTL interface directly to develop their own control program. The definition and usage of GenTL interfaces can be downloaded from the website of EMVA. In addition, users can use some third-party software that supports GEN<i>CAM standard to control the camera, such as HALCON.

  • Page 16: Me2S Series

    3.Installation 3.2.2. ME2S Series Due to different power consumption, Camera power are divided into two types: Type 1: Camera is powered by the USB 3.0 interface. Type 2: High power consumption camera recommends get power from the Hirose I/O port, and the operating voltage is +12VDC (±10%) ~ +24VDC (±10%).

  • Page 17: Open Device And Start Acquisition

    3.Installation 3.4. Open Device and Start Acquisition After powering the device, connecting the device to the USB3.0 interface of the host. Double-click the GalaxyView software to acquire image. The steps are as follows: Click the icon on the Device Tree in the GalaxyView to refresh device list. After the device is enumerated, double-click the device enumerated in the device list.

  • Page 18: General Specification

    4.General Specification 4. General Specification 4.1. Explanation of Important Parameters 4.1.1. About Spectral Response QE: Quantum efficiency, which is the ratio of the average number of photoelectrons produced per unit time to the number of incident photons at a given wavelength. Sensitivity: The change of the sensor output signal relative to the incident light energy.
  • Page 19 4.General Specification Decimation Synchronization Hardware trigger (MER2-U3-L: N/A), software trigger 1 input and 1 output with opto-isolated, 2 programmable GPIOs (MER2-U3-L: N/A) Operating Temp. 0°C~45°C Storage Temp. -20°C~70°C Operating Humidity 10%~80% Power Consumption < 2.7W@5V Lens Mount Data Interface USB3.0 Dimensions 29mm×29mm×29mm (without lens adapter or connectors) Weight...

  • Page 20: Mer2-041-528U3M/C(-L)

    4.General Specification 4.2.2. MER2-041-528U3M/C(-L) MER2-041-528U3C MER2-041-528U3M Specifications MER2-041-528U3C-L MER2-041-528U3M-L Resolution 720 × 540 Sensor Sony IMX287 global shutter CMOS Max. Image Circle 1/2.9 inch Pixel Size 6.9μm × 6.9μm Frame Rate 528.5fps@720 × 540 ADC Bit Depth 8bit, 10bit, 12bit Pixel Bit Depth 8bit, 10bit, 12bit Mono/Color...

  • Page 21: Mer2-135-150U3M/C(-L)

    4.General Specification Image size, gain, exposure time, trigger polarity, flash polarity Programmable Control (MER2-U3-L not support trigger polarity and flash polarity) Conformity CE, RoHS, FCC, UL, USB3 Vision, GenICam Table 4-2 MER2-041-528U3M/C(-L) camera specifications Figure 4-2 MER2-041-528U3M/C(-L) sensor spectral response 4.2.3.
  • Page 22 4.General Specification Gain 0dB~16dB, Default: 0dB, Steps: 0.1dB Binning 1×1, 1×2, 1×4, 2×1, 2×2, 2×4, 4×1, 4×2, 4×4 Decimation Sensor: 1×1, 1×2, 2×1, 2×2 Synchronization Hardware trigger (MER2-U3-L: N/A), software trigger 1 input and 1 output with opto-isolated, 2 programmable GPIOs (MER2-U3-L: N/A) Operating Temp.

  • Page 23: Mer2-135-208U3M/C(-L)

    4.General Specification 4.2.4. MER2-135-208U3M/C(-L) MER2-135-208U3C MER2-135-208U3M Specifications MER2-135-208U3C-L MER2-135-208U3M-L Resolution 1280 × 1024 Sensor SmartSens SC130GS global shutter CMOS Max. Image Circle 1/2.7 inch Pixel Size 4.0μm × 4.0μm Frame Rate 208.5fps@1280 × 1024 ADC Bit Depth 10bit Pixel Bit Depth 8bit, 10bit Mono/Color Color...

  • Page 24: Mer2-160-227U3M/C(-L)

    4.General Specification Image size, gain, exposure time, trigger polarity, flash polarity Programmable Control (MER2-U3-L not support trigger polarity and flash polarity) Conformity RoHS, UL, USB3 Vision, GenICam Table 4-4 MER2-135-208U3M/C(-L) camera specifications Figure 4-4 MER2-135-208U3M/C(-L) sensor spectral response 4.2.5. MER2-160-227U3M/C(-L) MER2-160-227U3C MER2-160-227U3M Specifications...
  • Page 25 4.General Specification Gain 0dB~24dB, Default: 0dB, Steps: 0.1dB Binning 1×1, 1×2, 1×4, 2×1, 2×2, 2×4, 4×1, 4×2, 4×4 Decimation Sensor: 1×1, 2×2 Synchronization Hardware trigger (MER2-U3-L: N/A), software trigger 1 input and 1 output with opto-isolated, 2 programmable GPIOs (MER2-U3-L: N/A) Operating Temp.

  • Page 26: Mer2-230-168U3M/C(-L)

    4.General Specification 4.2.6. MER2-230-168U3M/C(-L) MER2-230-168U3C MER2-230-168U3M Specifications MER2-230-168U3C-L MER2-230-168U3M-L Resolution 1920 × 1200 Sensor Sony IMX174 global shutter CMOS Max. Image Circle 1/1.2 inch Pixel Size 5.86μm × 5.86μm Frame Rate 168fps@1920 × 1200 ADC Bit Depth 10bit Pixel Bit Depth 8bit, 10bit Mono/Color Color...

  • Page 27: Mer2-231-41U3M/C(-L)

    4.General Specification Image size, gain, exposure time, trigger polarity, flash polarity Programmable Control (MER2-U3-L not support trigger polarity and flash polarity) Conformity CE, RoHS, FCC, UL, USB3 Vision, GenICam Table 4-6 MER2-230-168U3M/C(-L) camera specifications Figure 4-6 MER2-230-168U3M/C(-L) sensor spectral response 4.2.7.
  • Page 28 4.General Specification Gain 0dB~24dB, Default: 0dB, Steps: 0.1dB Binning 1×1, 1×2, 2×1, 2×2 Decimation FPGA: 1×1, 1×2, 2×1, 2×2 Synchronization Hardware trigger (MER2-U3-L: N/A), software trigger 1 input and 1 output with opto-isolated, 2 programmable GPIOs (MER2-U3-L: N/A) Operating Temp. 0°C~45°C Storage Temp.

  • Page 29: Mer2-240-159U3M/C(-L)

    4.General Specification 4.2.8. MER2-240-159U3M/C(-L) MER2-240-159U3C MER2-240-159U3M Specifications MER2-240-159U3C-L MER2-240-159U3M-L Resolution 2048 × 1200 Sensor Gpixel GMAX4002 global shutter CMOS Max. Image Circle 1/1.7 inch Pixel Size 4μm × 4μm Frame Rate 159.4fps@2048 × 1200 ADC Bit Depth 12bit Pixel Bit Depth 8bit, 10bit, 12bit Mono/Color Color...

  • Page 30: Mer2-301-125U3M/C(-L)

    4.General Specification Image size, gain, exposure time, trigger polarity, flash polarity Programmable Control (MER2-U3-L not support trigger polarity and flash polarity) Conformity CE, RoHS, FCC, UL, USB3 Vision, GenICam Table 4-8 MER2-240-159U3M/C(-L) camera specifications Figure 4-8 MER2-240-159U3M/C(-L) sensor spectral response 4.2.9.
  • Page 31 4.General Specification Gain 0dB~24dB, Default: 0dB, Steps: 0.1dB Binning 1×1, 1×2, 1×4, 2×1, 2×2, 2×4, 4×1, 4×2, 4×4 Decimation Sensor: 1×1, 2×2 Synchronization Hardware trigger (MER2-U3-L: N/A), software trigger 1 input and 1 output with opto-isolated, 2 programmable GPIOs (MER2-U3-L: N/A) Operating Temp.

  • Page 32: Mer2-302-56U3M/C(-L)

    4.General Specification 4.2.10. MER2-302-56U3M/C(-L) MER2-302-56U3C MER2-302-56U3M Specifications MER2-302-56U3C-L MER2-302-56U3M-L Resolution 2048 × 1536 Sensor Sony IMX265 global shutter CMOS Max. Image Circle 1/1.8 inch Pixel Size 3.45μm × 3.45μm Frame Rate 56fps@2048 × 1536 ADC Bit Depth 12bit Pixel Bit Depth 8bit, 10bit Mono/Color Color...

  • Page 33: Mer2-502-79U3M/C(-L)

    4.General Specification Image size, gain, exposure time, trigger polarity, flash polarity Programmable Control (MER2-U3-L not support trigger polarity and flash polarity) Conformity CE, RoHS, FCC, UL, USB3 Vision, GenICam Table 4-10 MER2-302-56U3M/C(-L) camera specifications Figure 4-10 MER2-302-56U3M/C(-L) sensor spectral response 4.2.11.
  • Page 34 4.General Specification Gain 0dB~24dB, Default: 0dB, Steps: 0.1dB Binning 1×1, 1×2, 1×4, 2×1, 2×2, 2×4, 4×1, 4×2, 4×4 FPGA: 1×1, 1×2, 1×4, 2×1, 2×2, 2×4, 4×1, 4×2, 4×4 Decimation Sensor: 1×1, 2×2 Synchronization Hardware trigger (MER2-U3-L: N/A), software trigger 1 input and 1 output with opto-isolated, 2 programmable GPIOs (MER2-U3-L: N/A) Operating Temp.

  • Page 35: Mer2-502-79U3M Pol

    4.General Specification 4.2.12. MER2-502-79U3M POL MER2-502-79U3M POL Specifications Resolution 2448 × 2048 Sensor Sony IMX250 MZR global shutter CMOS Max. Image Circle 2/3 inch Pixel Size 3.45μm × 3.45μm Frame Rate 79.1fps @ 2448 × 2048 ADC Bit Depth 10bit Pixel Bit Depth 8bit, 10bit Mono/Color...

  • Page 36: Mer2-503-36U3M/C(-L)

    4.General Specification Programmable Control Image size, gain, exposure time, trigger polarity, flash polarity Conformity CE, FCC, UL, USB3 Vision, GenICam Table 4-12 MER2-502-79U3M POL camera specifications Wavelength [nm] Figure 4-12 MER2-502-79U3M POL sensor spectral response 4.2.13. MER2-503-36U3M/C(-L) MER2-503-36U3C MER2-503-36U3M Specifications MER2-503-36U3C-L MER2-503-36U3M-L Resolution...
  • Page 37 4.General Specification Gain 0dB~24dB, Default: 0dB, Steps: 0.1dB Binning 1×1, 1×2, 1×4, 2×1, 2×2, 2×4, 4×1, 4×2, 4×4 FPGA: 1×1, 1×2, 1×4, 2×1, 2×2, 2×4, 4×1, 4×2, 4×4 Decimation Sensor: 1×1, 2×2 Synchronization Hardware trigger (MER2-U3-L: N/A), software trigger 1 input and 1 output with opto-isolated, 2 programmable GPIOs (MER2-U3-L: N/A) Operating Temp.

  • Page 38: Mer2-503-36U3M Pol

    4.General Specification 4.2.14. MER2-503-36U3M POL Specifications MER2-503-36U3M POL Resolution 2448 × 2048 Sensor Sony IMX264 MZR global shutter CMOS Max. Image Circle 2/3 inch Pixel Size 3.45μm × 3.45μm Frame Rate 36fps@2448 × 2048 ADC Bit Depth 12bit Pixel Bit Depth 8bit, 10bit Mono/Color Mono polarization...

  • Page 39: Mer2-630-60U3M/C(-L/-W90)

    4.General Specification Programmable Control Image size, gain, exposure time, trigger polarity, flash polarity Conformity CE, RoHS, FCC, UL, USB3 Vision, GenICam Table 4-14 MER2-503-36U3M POL camera specifications Wavelength [nm] Figure 4-14 MER2-503-36U3M POL sensor spectral response 4.2.15. MER2-630-60U3M/C(-L/-W90) MER2-630-60U3C MER2-630-60U3M Specifications MER2-630-60U3C-L MER2-630-60U3M-L...
  • Page 40 4.General Specification Gain 0dB~24dB, Default: 0dB, Steps: 0.1dB Binning 1×1, 1×2, 1×4, 2×1, 2×2, 2×4, 4×1, 4×2, 4×4 Decimation FPGA: 1×1, 1×2, 1×4, 2×1, 2×2, 2×4, 4×1, 4×2, 4×4 Synchronization Hardware trigger (MER2-U3-L: N/A), software trigger 1 input and 1 output with opto-isolated, 2 programmable GPIOs (MER2-U3-L: N/A) Operating Temp.

  • Page 41: Mer2-1220-32U3M/C(-L/-W90)

    4.General Specification 4.2.16. MER2-1220-32U3M/C(-L/-W90) MER2-1220-32U3C MER2-1220-32U3M Specifications MER2-1220-32U3C-L MER2-1220-32U3M-L MER2-1220-32U3C-W90 MER2-1220-32U3M-W90 Resolution 4024 × 3036 Sensor Sony IMX226 rolling shutter CMOS Max. Image Circle 1/1.7 inch Pixel Size 1.85μm × 1.85μm Frame Rate 32.3fps@4024 × 3036 ADC Bit Depth 12bit Pixel Bit Depth 8bit, 12bit Mono/Color...

  • Page 42: Mer2-2000-19U3M/C(-L/-W90)

    4.General Specification Image size, gain, exposure time, trigger polarity, flash polarity Programmable Control (MER2-U3-L not support trigger polarity and flash polarity) Conformity CE, RoHS, FCC, UL, USB3 Vision, GenICam Table 4-16 MER2-1220-32U3M/C(-L/-W90) camera specifications Figure 4-16 MER2-1220-32U3M/C(-L/-W90) sensor spectral response 4.2.17.
  • Page 43 4.General Specification Gain 0dB~24dB, Default: 0dB, Steps: 0.1dB Binning 1×1, 1×2, 1×4, 2×1, 2×2, 2×4, 4×1, 4×2, 4×4 Decimation FPGA: 1×1, 1×2, 1×4, 2×1, 2×2, 2×4, 4×1, 4×2, 4×4 Synchronization Hardware trigger (MER2-U3-L: N/A), software trigger 1 input and 1 output with opto-isolated, 2 programmable GPIOs (MER2-U3-L: N/A) Operating Temp.

  • Page 44: Mer2-041-608U3M/C(-L)-Hs

    4.General Specification 4.2.18. MER2-041-608U3M/C(-L)-HS MER2-041-608U3C-HS MER2-041-608U3M-HS Specifications MER2-041-608U3C-L-HS MER2-041-608U3M-L-HS Resolution 720 × 540 Sensor Sony IMX287 global shutter CMOS Max. Image Circle 1/2.9 inch Pixel Size 6.9μm × 6.9μm Frame Rate 608fps@720 × 540 ADC Bit Depth 8bit, 10bit, 12bit Pixel Bit Depth 8bit, 10bit, 12bit Mono/Color...

  • Page 45: Mer2-160-249U3M/C(-L)-Hs

    4.General Specification Image size, gain, exposure time, trigger polarity, flash polarity Programmable Control (MER2-U3-L not support trigger polarity and flash polarity) Conformity CE, RoHS, FCC, UL, USB3 Vision, GenICam Table 4-18 MER2-041-608U3M/C(-L)-HS camera specifications Figure 4-18 MER2-041-608U3M/C(-L)-HS sensor spectral response 4.2.19.
  • Page 46 4.General Specification Gain 0dB~24dB, Default: 0dB, Steps: 0.1dB Binning 1×1, 1×2, 1×4, 2×1, 2×2, 2×4, 4×1, 4×2, 4×4 Decimation Sensor: 1×1, 2×2 Synchronization Hardware trigger (MER2-U3-L: N/A), software trigger 1 input and 1 output with opto-isolated, 2 programmable GPIOs (MER2-U3-L: N/A) Operating Temp.

  • Page 47: Mer2-502-79U3M/C(-L)-Hs

    4.General Specification 4.2.20. MER2-502-79U3M/C(-L)-HS MER2-502-79U3C-HS MER2-502-79U3M-HS Specifications MER2-502-79U3C-L-HS MER2-502-79U3M-L-HS Resolution 2448 × 2048 Sensor Sony IMX250 global shutter CMOS Max. Image Circle 2/3 inch Pixel Size 3.45μm × 3.45μm Frame Rate 79.1fps@2448 × 2048 ADC Bit Depth 10bit Pixel Bit Depth 8bit, 10bit Mono/Color Color...

  • Page 48: Mer2-502-79U3M-Hs Pol

    4.General Specification Image size, gain, exposure time, trigger polarity, flash polarity Programmable Control (MER2-U3-L not support trigger polarity and flash polarity) Conformity CE, RoHS, FCC, UL, USB3 Vision, GenICam Table 4-20 MER2-502-79U3M/C(-L)-HS camera specifications Figure 4-20 MER2-502-79U3M/C(-L)-HS sensor spectral response 4.2.21.
  • Page 49 4.General Specification Gain 0dB~24dB, Default: 0dB, Steps: 0.1dB Binning 1×1, 1×2, 1×4, 2×1, 2×2, 2×4, 4×1, 4×2, 4×4 FPGA: 1×1, 1×2, 1×4, 2×1, 2×2, 2×4, 4×1, 4×2, 4×4 Decimation Sensor: 1×1, 2×2 Synchronization Hardware trigger, software trigger 1 input and 1 output with opto-isolated, 2 programmable GPIOs Operating Temp.

  • Page 50: Me2S-U3 Series

    4.General Specification 4.3. ME2S-U3 Series 4.3.1. ME2S-560-70U3M/C Specifications ME2S-560-70U3C ME2S-560-70U3M Resolution 2600 × 2160 Sensor Gpixel GMAX2505 global shutter CMOS Max. Image Circle 1/2 inch Pixel Size 2.5μm × 2.5μm Frame Rate 70.3fps @ 2600 × 2160 ADC Bit Depth 12bit Pixel Bit Depth 8bit, 12bit...

  • Page 51: Me2S-1260-28U3M/C

    4.General Specification Operating System Windows 7/10/11 32/64bit, Linux, Android, ARMv7, ARMv8 Programmable Control Image size, gain, exposure time, trigger polarity, flash polarity Conformity CE, RoHS, FCC, USB3 Vision, GenICam Table 4-22 ME2S-560-70U3M/C camera specifications Figure 4-22 ME2S-560-70U3M/C sensor spectral response 4.3.2.
  • Page 52 4.General Specification Gain 0dB~24dB, Default: 0dB, Steps: 0.1dB Binning 1×1, 1×2, 1×4, 2×1, 2×2, 2×4, 4×1, 4×2, 4×4 Decimation Sensor: 1×1, 1×2, 2×1, 2×2 Synchronization Hardware trigger, software trigger 1 input and 1 output with opto-isolated, 1 programmable GPIO Operating Temp. 0°C~45°C Storage Temp.

  • Page 53: Me2S-1610-24U3M/C

    4.General Specification 4.3.3. ME2S-1610-24U3M/C Specifications ME2S-1610-24U3C ME2S-1610-24U3M Resolution 5320 × 3032 Sensor Sony IMX542 global shutter CMOS Max. Image Circle 1.1 inch Pixel Size 2.74μm × 2.74μm Frame Rate 24.4fps @ 5320 × 3032 ADC Bit Depth 12bit Pixel Bit Depth 8bit, 10bit, 12bit Mono/Color Color...

  • Page 54: Me2S-2020-19U3M/C

    4.General Specification Programmable Control Image size, gain, exposure time, trigger polarity, flash polarity Conformity CE, RoHS, FCC, USB3 Vision, GenICam Table 4-24 ME2S-1610-24U3M/C camera specifications Figure 4-24 ME2S-1610-24U3M/C sensor spectral response 4.3.4. ME2S-2020-19U3M/C Specifications ME2S-2020-19U3C ME2S-2020-19U3M Resolution 4504 × 4504 Sensor Sony IMX541 global shutter CMOS Max.
  • Page 55 4.General Specification Gain 0dB~24dB, Default: 0dB, Steps: 0.1dB Binning 1×1, 1×2, 1×4, 2×1, 2×2, 2×4, 4×1, 4×2, 4×4 Decimation Sensor: 1×1, 2×2 Synchronization Hardware trigger, software trigger 1 input and 1 output with opto-isolated, 1 programmable GPIO Operating Temp. 0°C~45°C Storage Temp.

  • Page 56: Me2S-2440-16U3M/C

    4.General Specification 4.3.5. ME2S-2440-16U3M/C Specifications ME2S-2440-16U3C ME2S-2440-16U3M Resolution 5328 × 4608 Sensor Sony IMX540 global shutter CMOS Max. Image Circle 1.2 inch Pixel Size 2.74μm × 2.74μm Frame Rate 16.1fps @ 5328 × 4608 ADC Bit Depth 12bit Pixel Bit Depth 8bit, 10bit, 12bit Mono/Color Color...

  • Page 57: Me2P-U3 Series

    4.General Specification Operating System Windows 7/10/11 32/64bit, Linux, Android, ARMv7, ARMv8 Programmable Control Image size, gain, exposure time, trigger polarity, flash polarity Conformity CE, RoHS, FCC, USB3 Vision, GenICam Table 4-26 ME2S-2440-16U3M/C camera specifications Figure 4-26 ME2S-2440-16U3M/C sensor spectral response 4.4.
  • Page 58 4.General Specification Exposure Time Standard: 11μs~1s, Actual Steps: 1μs Gain 0dB~16dB, Default: 0dB, Steps: 0.1dB Binning 1×1, 1×2, 1×4, 2×1, 2×2, 2×4, 4×1, 4×2, 4×4 Decimation Horizontal FPGA, Vertical Sensor: 1×1, 1×2, 1×4, 2×1, 2×2, 2×4, 4×1, 4×2, 4×4 Synchronization Hardware trigger, software trigger 1 input and 1 output with opto-isolated, 2 programmable GPIOs Operating Temp.

  • Page 59: Me2P-900-43U3M/C

    4.General Specification 4.4.2. ME2P-900-43U3M/C Specifications ME2P-900-43U3M ME2P-900-43U3C Resolution 4200 × 2160 Sensor Gpixel GMAX2509 global shutter CMOS Max. Image Circle 2/3 inch Pixel Size 2.5μm × 2.5μm Frame Rate 43.5fps@4200 × 2160 ADC Bit Depth 12bit Pixel Bit Depth 8bit, 12bit Mono/Color Color Mono...

  • Page 60: Me2P-1230-23U3M/C

    4.General Specification Conformity CE, RoHS, FCC, USB3 Vision, GenICam Table 4-28 ME2P-900-43U3M/C camera specifications Figure 4-28 ME2P-900-43U3M/C sensor spectral response 4.4.3. ME2P-1230-23U3M/C Specifications ME2P-1230-23U3C ME2P-1230-23U3M Resolution 4096 × 3000 Sensor Sony IMX304 LQR global shutter CMOS Max. Image Circle 1.1 inch Pixel Size 3.45μm ×...
  • Page 61 4.General Specification Decimation Sensor: 1×1, 2×2 Synchronization Hardware trigger, software trigger 1 input and 1 output with opto-isolated, 2 programmable GPIOs Operating Temp. 0°C~45°C Storage Temp. -20°C~70°C Operating Humidity 10%~80% Power Consumption < 3W@5V Lens Mount Data Interface USB3.0 Dimensions 36mm×31mm×38.8mm (without lens adapter or connectors) Weight Operating System...

  • Page 62: Me2P-1231-32U3M/C

    4.General Specification 4.4.4. ME2P-1231-32U3M/C Specifications ME2P-1231-32U3C ME2P-1231-32U3M Resolution 4096 × 3000 Sensor Sony IMX253 LQR global shutter CMOS Max. Image Circle 1.1 inch Pixel Size 3.45μm × 3.45μm Frame Rate 32.1fps@4096 × 3000 ADC Bit Depth 10bit Pixel Bit Depth 8bit, 10bit Mono/Color Color...

  • Page 63: Me2P-1840-21U3M/C

    4.General Specification Programmable Control Image size, gain, exposure time, trigger polarity, flash polarity Conformity CE, RoHS, FCC, USB3 Vision, GenICam Table 4-30 ME2P-1231-32U3M/C camera specifications Figure 4-30 ME2P-1231-32U3M/C sensor spectral response 4.4.5. ME2P-1840-21U3M/C Specifications ME2P-1840-21U3C ME2P-1840-21U3M Resolution 4504 × 4096 Sensor Gpixel GMAX2518 global shutter CMOS Max.
  • Page 64 4.General Specification Gain 0dB~16dB, Default: 0dB, Steps: 0.1dB Binning 1×1, 1×2, 1×4, 2×1, 2×2, 2×4, 4×1, 4×2, 4×4 Decimation Horizontal FPGA, Vertical Sensor: 1×1, 1×2, 1×4, 2×1, 2×2, 2×4, 4×1, 4×2, 4×4 Synchronization Hardware trigger, software trigger 1 input and 1 output with opto-isolated, 2 programmable GPIOs Operating Temp.

  • Page 65: Me2P-2621-15U3M/C \ Me2P-2622-15U3M/C

    4.General Specification 4.4.6. ME2P-2621-15U3M/C \ ME2P-2622-15U3M/C ME2P-2621-15U3C ME2P-2621-15U3M Specifications ME2P-2622-15U3C ME2P-2622-15U3M Resolution 5120 × 5120 Sensor GMAX0505 global shutter CMOS Max. Image Circle 1.1 inch Pixel Size 2.5μm × 2.5μm Frame Rate 15.1fps@5120 × 5120 ADC Bit Depth 12bit Pixel Bit Depth 8bit, 12bit Mono/Color Color...
  • Page 66 4.General Specification Figure 4-32 ME2P-2621-15U3M/C \ ME2P-2622-15U3M/C sensor spectral response Note: ME2P-2622-15U3M/C is the Grade2 sensor, and ME2P-2621-15U3M/C is the Grade1 sensor. The only difference between the two cameras is the grade of the sensor. The difference between Grade1 and Grade2 sensors defined by sensor manufacturers is: Grade1 have no consecutive defect pixel cluster, and Grade2 may have up to 12 consecutive defect pixel cluster.

  • Page 67: Me2P-2621-15U3M Nir \ Me2P-2622-15U3M Nir

    4.General Specification Examples 2: When different Bayer color plane combined, maximum cluster size is 8 in any given 5x5 pixel array. Figure 4-35 ME2P-2622-15U3C clusters within different Bayer color plane distribution diagram *OK is allowed, NOK is not allowed. 4.4.7. ME2P-2621-15U3M NIR \ ME2P-2622-15U3M NIR Specifications ME2P-2621-15U3M NIR ME2P-2622-15U3M NIR...
  • Page 68 4.General Specification 1 input and 1 output with opto-isolated, 2 programmable GPIOs Operating Temp. 0°C~45°C Storage Temp. -20°C~70°C Operating Humidity 10%~80% Power Consumption < 3.5W@5V Lens Mount Data Interface USB3.0 Dimensions 36mm×31mm×38.8mm (without lens adapter or connectors) Weight Operating System Windows 7/10/11 32/64bit, Linux, Android, ARMv7, ARMv8 Programmable Control Image size, gain, exposure time, trigger polarity, flash polarity...

  • Page 69: Me2L-U3(-L) Series

    4.General Specification 4.5. ME2L-U3(-L) Series 4.5.1. ME2L-042-121U3M/C(-L) ME2L-042-121U3C ME2L-042-121U3M Specifications ME2L-042-121U3C-L ME2L-042-121U3M-L Resolution 720 × 540 Sensor Sony IMX297 global shutter CMOS Max. Image Circle 1/2.9 inch Pixel Size 6.9μm × 6.9μm Frame Rate 121.8fps@720 × 540 ADC Bit Depth 10bit Pixel Bit Depth 8bit, 10bit...

  • Page 70: Me2L-161-61U3M/C(-L)

    4.General Specification Image size, gain, exposure time, trigger polarity, flash polarity Programmable Control (ME2L-U3-L not support trigger polarity and flash polarity) Conformity CE, RoHS, FCC, USB3 Vision, GenICam Table 4-34 ME2L-042-121U3M/C(-L) camera specifications Figure 4-37 ME2L-042-121U3M/C(-L) sensor spectral response 4.5.2. ME2L-161-61U3M/C(-L) ME2L-161-61U3C ME2L-161-61U3M Specifications...
  • Page 71 4.General Specification Binning Decimation Synchronization Hardware trigger (ME2L-U3-L: N/A), software trigger 1 input with opto-isolated, 1 programmable GPIO (ME2L-U3-L: N/A) Operating Temp. 0°C~45°C Storage Temp. -20°C~70°C Operating Humidity 10%~80% Power Consumption < 2.7W@5V Lens Mount Data Interface USB3.0 Dimensions 29mm×29mm×28.1mm (without lens adapter or connectors) Weight ME2L-U3: 47g, ME2L-U3-L: 44g Operating System...

  • Page 72: Me2L-203-76U3M/C(-L)

    4.General Specification 4.5.3. ME2L-203-76U3M/C(-L) ME2L-203-76U3C ME2L-203-76U3M Specifications ME2L-203-76U3C-L ME2L-203-76U3M-L Resolution 1920 × 1080 Sensor rolling shutter CMOS Max. Image Circle 1/2.8 inch Pixel Size 2.9μm × 2.9μm Frame Rate 76fps@1920 × 1080 ADC Bit Depth 10bit Pixel Bit Depth 8bit, 10bit Mono/Color Color Mono...

  • Page 73: Me2L-204-76U3M/C(-L)-F02

    4.General Specification 4.5.4. ME2L-204-76U3M/C(-L)-F02 ME2L-204-76U3C-F02 ME2L-204-76U3M-F02 Specifications ME2L-204-76U3C-L-F02 ME2L-204-76U3M-L-F02 Resolution 1920 × 1080 Sensor rolling shutter CMOS Max. Image Circle 1/2.8 inch Pixel Size 2.9μm × 2.9μm Frame Rate 76fps@1920 × 1080 ADC Bit Depth 10bit Pixel Bit Depth 8bit, 10bit Mono/Color Color Mono...

  • Page 74: Me2L-505-36U3M/C(-L)

    4.General Specification 4.5.5. ME2L-505-36U3M/C(-L) ME2L-505-36U3C ME2L-505-36U3M Specifications ME2L-505-36U3C-L ME2L-505-36U3M-L Resolution 2592 × 1944 Sensor Sony IMX335 rolling shutter CMOS Max. Image Circle 1/2.8 inch Pixel Size 2.0μm × 2.0μm Frame Rate 36.9fps@2592 × 1944 ADC Bit Depth 10bit Pixel Bit Depth 8bit, 10bit Mono/Color Color...

  • Page 75: Me2L-830-22U3M/C(-L)

    4.General Specification Image size, gain, exposure time, trigger polarity, flash polarity Programmable Control (ME2L-U3-L not support trigger polarity and flash polarity) Conformity CE, RoHS, FCC, USB3 Vision, GenICam Table 4-38 ME2L-505-36U3M/C(-L) camera specifications Figure 4-39 ME2L-505-36U3M/C(-L) sensor spectral response 4.5.6. ME2L-830-22U3M/C(-L) ME2L-830-22U3C ME2L-830-22U3M Specifications...
  • Page 76 4.General Specification Gain 0dB~24dB, Default: 0dB, Steps: 0.1dB Binning Decimation Synchronization Hardware trigger (ME2L-U3-L: N/A), software trigger 1 input with opto-isolated, 1 programmable GPIO (ME2L-U3-L: N/A) Operating Temp. 0°C~45°C Storage Temp. -20°C~70°C Operating Humidity 10%~80% Power Consumption < 2.7W@5V Lens Mount Data Interface USB3.0 Dimensions...

  • Page 77: Dimensions

    5.Dimensions 5. Dimensions 5.1. Camera Dimensions Figure 5-1 MER2-U3 mechanical dimensions Figure 5-2 MER2-U3-L mechanical dimensions © 2023 China Daheng Group, Inc. Beijing Image Vision Technology Branch...
  • Page 78 5.Dimensions Figure 5-3 MER2-U3-W90 mechanical dimensions Figure 5-4 ME2S-U3 mechanical dimensions © 2023 China Daheng Group, Inc. Beijing Image Vision Technology Branch...
  • Page 79 5.Dimensions Figure 5-5 ME2P-U3 mechanical dimensions Figure 5-6 ME2L-U3 mechanical dimensions © 2023 China Daheng Group, Inc. Beijing Image Vision Technology Branch...

  • Page 80: Optical Interface

    5.Dimensions Figure 5-7 ME2L-U3-L mechanical dimensions 5.2. Optical Interface The cameras are equipped with C-mount lens adapters. The back-flange distance is 17.526 mm (in the air). The maximum lens allowed thread length of ME2P and MER2 cameras should be less than 11.3mm, as shown in Figure 5-8.

  • Page 81: Tripod Adapter Dimensions

    5.Dimensions 5.3. Tripod Adapter Dimensions When customizing the tripod adapter, you need to consider the relationship between tripod adapter, screw length and step thickness of tripod adapter. Screw length = tripod adapter step thickness + spring washer thickness + screwing length of camera screw thread Figure 5-11 Schematic diagram of screw specification, tripod adapter step thickness and spring washer thickness It is recommended that you select the screw specifications and the tripod adapter step thickness from...

  • Page 82: Filters And Lenses

    6.Filters and Lenses 6. Filters and Lenses 6.1. Filters The MERCURY2 color models are equipped with IR filters. The monochrome models are equipped with transparent glasses. Contact our technical support when the glass needed to be removed. Figure 6-1 Infrared cut-off filter transmittance curve for MERCURY2 color camera Figure 6-2 Transparent glass transmittance curve for MERCURY2 mono camera ©...

  • Page 83: Lens Selection Reference

    6.Filters and Lenses 6.2. Lens Selection Reference DAHENG IMAGING is a professional supplier for images and machine vision devices in China. In addition to industrial cameras, it also provides high-resolution, high-optical machine vision lenses for a wide range of industrial cameras on the market.

  • Page 84: Hn-2M Series Prime Lenses

    6.Filters and Lenses  For focal length calculation, we need to confirm three parameters: the field of view, the sensor size of the digital camera and the working distance. The focal length (f) of the expected lens can be calculated by the following formula f = sensor size (horizontal or vertical) * Working distance / Field of View (corresponding to the horizontal or vertical direction of the sensor size)

  • Page 85: Hn-6M Series Prime Lenses

    6.Filters and Lenses Models:  HN-0619-5M-C2/3X  HN-0816-5M-C2/3X  HN-1216-5M-C2/3X  HN-1616-5M-C2/3X  HN-2516-5M-C2/3X  HN-3519-5M-C2/3X  HN-5024-5M-C2/3X 6.2.3. HN-6M Series Prime Lenses The HN-6M series lenses are 6 megapixels lenses for industrial, suitable for sensors with max. image circle of 2/3". This series of lenses has the following features: ...

  • Page 86: Hn-P-6M Series Prime Lenses

    6.Filters and Lenses  The definition is consistent from the center to the periphery, greatly improving the distance between iris and photography Models:  HN-0826-20M-C1/1X  HN-1226-20M-C1/1X  HN-1624-20M-C1/1X  HN-2520-20M-C1/1X  HN-3522-20M-C1/1X  HN-5024-20M-C1/1X  HN-7531-20M-C1/1X 6.2.5. HN-P-6M Series Prime Lenses The HN-P-6M series lenses are 6 megapixels lenses for industrial, suitable for sensors with max.

  • Page 87: Hn-P-20M Series Prime Lenses

    6.Filters and Lenses  10 megapixels resolution, 8~50mm focal length available  2.4μm small pixel size, F1.8 large aperture design  The housing is small and compact, the minimum outer diameter is only φ32.0mm, and it can be installed in various limited spaces ...

  • Page 88: Hn-P Series 8K ~ 16K Line Scan Lenses

    6.Filters and Lenses Models:  HN-P-1224-25M-C1.2/1  HN-P-1624-25M-C1.2/1  HN-P-2524-25M-C1.2/1  HN-P-3524-25M-C1.2/1  HN-P-5024-25M-C1.2/1 6.2.9. HN-P Series 8K ~ 16K Line Scan Lenses Features of this series lenses are as follows:  8K ~ 16K pixels resolution  Focal length of 60mm ...

  • Page 89: Electrical Interface

    7.Electrical Interface 7. Electrical Interface 7.1. LED Light 7.1.1. MER2/ME2P/ME2L Series An LED light is set on the back cover of camera which indicates camera's status, as shown in Table 7-1. LED light can display 3 colors: red, yellow and green. LED status Camera status The camera is powered off...

  • Page 90: I/O Port

    7.Electrical Interface 7.3. I/O Port 7.3.1. I/O Connector Pin Definition 7.3.1.1. MER2/ME2P Series MER2/ME2P Series I/O port is implemented by Hirose 8-pin receptacle (No. HR25-7TR-8PA(73)), and the corresponding plug is HR25-7TP-8S. Diagram Definition Core Color Description Line0+ Green Opto-isolated input + Blue GPIO GND Line0-...

  • Page 91: Me2S Series

    7.Electrical Interface 7.3.1.3. ME2S Series ME2S Series I/O port is implemented by 6-pin Hirose connector (No. HR10A-7R-6PB(73)), and the corresponding plug is HR10A-7P-6S(73). Diagram Definition Description POWER_IN Camera external power, +12VDC(-10%)~+24VDC(+10%) Line0+ Opto-isolated input+ Line2 GPIO input/output Line1+ Opto-isolated output+ Line0-: Opto-isolated input -;...
  • Page 92 7.Electrical Interface External Circuit 5V-24V 3.3V Line0+ INPUT0 Line0/1- Figure 7-2 Opto-isolated input circuit (ME2S)  Logic 0 input voltage: 0V~+2.5V (Line0+ voltage)  Logic 1 input voltage: +5V~+24V (Line0+ voltage)  Minimum input current: 7mA  The status is unstable when input voltage is between 2.5V and 5V, which should be avoided ...
  • Page 93 7.Electrical Interface External circuit Power + Current Camera internal circuit limiting 3.3V resistor Line0+ Signal output INPUT0 Line0- Figure 7-4 PNP photosensor connected to opto-isolated input circuit (MER2/ME2P/ME2L) External circuit Power + Pull-up Camera internal circuit 3.3V resistor Line0+ Signal output INPUT0 Line0/1-...

  • Page 94: Line1 (Opto-Isolated Output) Circuit

    7.Electrical Interface Parameter Test condition Value (μs) VIN=5V 3.02 6.96 Rising edge delay VIN=12V 2.46 5.14 VIN=5V 6.12 17.71 Falling edge delay VIN=12V 8.93 19.73 Table 7-7 Delay time of opto-isolated input circuit in typical application environment LINE0+ INPUT0 0.8V TRIGIN_R_DELAY TRIGIN_F_DELAY Figure 7-7 Parameter of opto-isolated input circuit...
  • Page 95 7.Electrical Interface  Range of external voltage (EXVCC) is 5~24V  Maximum output current of Line1 is 25mA  Transistor voltage drop and output current of opto-isolated output circuit in typical application environment (temperature is 25°C) is as shown in Table 7-8 External voltage External resistance Transistor voltage drop...

  • Page 96: Gpio 2/3 (Bidirectional) Circuit

    7.Electrical Interface  Delay time (td): the time required from 50% rising of OUTPUT1 to the decrease to 90% of the maximum value of LINE1+  Falling time (tf): the time taken for the amplitude of LINE1+ to decrease from 90% to 10% of the maximum value ...

  • Page 97: Line2/3 Is Configured As Input

    7.Electrical Interface 3.3V INPUT2 OUTPUT2 Figure 7-13 Line2 (bidirectional) circuit (ME2S) 7.3.2.3.1. Line2/3 is Configured as Input  When Line2/3 is configured as input, the internal equivalent circuit of camera is shown below, taking Line2 as an example 3.3V External circuit INPUT2 Line2...
  • Page 98 7.Electrical Interface 3.3V External circuit Line2 Input+ INPUT2 Input- Figure 7-16 Internal equivalent circuit of camera when Line2 is configured as input (ME2S) To avoid the damage of GPIO pins, please connect GND pin before supplying power to Line2/3.  Logic 0 input voltage: 0V~+0.6V(Line2/3 voltage) ...
  • Page 99 7.Electrical Interface External circuit 3.3V Power + Camera internal circuit Signal FPGA INPUT2 output Line2 Pull-down resistor Camera GND PWR GND Figure 7-18 PNP photoelectric sensor connected to Line2 input circuit (MER2/ME2P) 1.8V External circuit Power + Camera internal circuit Pull-up resistor FPGA INPUT2...
  • Page 100 7.Electrical Interface 3.3V External circuit Power+ Camera internal circuit Pull-up resistor FPGA INPUT2 Line2 Signal output Figure 7-21 NPN photoelectric sensor connected to Line2 input circuit (ME2S) External circuit 3.3V Power+ Camera internal circuit Signal output Line2 FPGA INPUT2 Pull-down resistor Figure 7-22 PNP photoelectric sensor connected to Line2 input circuit (ME2S) ...

  • Page 101: Line2/3 Is Configured As Output

    7.Electrical Interface 7.3.2.3.2. Line2/3 is Configured as Output  Range of external voltage (EXVCC) is 5~24V  Maximum output current of Line2/3 is 25mA, output impedance is 40Ω  Transistor voltage drop and output current in typical application conditions (temperature is 25°C) are shown in Table 7-10 External voltage External resistance...
  • Page 102 7.Electrical Interface  Delay time (td): the time required from 50% rising of OUTPUT2 to the decrease to 90% of the maximum value of LINE2  Falling time (tf): the time taken for the amplitude of LINE2 to decrease from 90% to 10% of the maximum value ...

  • Page 103: Features

    8.Features 8. Features MERCURY2 USB3 Vision camera supports a variety of standard and advanced functions. The function support of different models varies slightly. Please refer to the DAHENG Cameras Feature List for details. 8.1. I/O Control The MER2/ME2P/ME2L/ME2S cameras have different available I/O (MER2/ME2P/ME2L: 8-pin connector, ME2S: 6-pin connector), see details in 7.3.1 I/O Connector Pin Definition.

  • Page 104: Output Mode Operation

    8.Features Example 1: Setting the trigger delay value to 1000ms, and the trigger signal will be valid after 1000ms delay, as shown in Figure 8-2. Input Signal Delay Time 1000ms Trigger Delay Valid Signal Figure 8-2 Trigger delay schematic diagram Input Inverter The signal level of input lines is configurable for the camera.
  • Page 105 8.Features  Strobe In this mode the camera sends a trigger signal to activate the strobe. The strobe signal is active low. After receiving the trigger signal, the strobe signal level is pulled low. In global shutter mode and global reset release shutter mode, the strobe signal low level lasting time is the sum of the exposure delay time and the exposure time.
  • Page 106 8.Features Trigger Signal Exposure line by line Actual exposure time for all lines ExposureActive Signal Figure 8-6 Electronic rolling shutter mode (non-overlapping exposure) "ExposureActive" signal schematic diagram Trigger Signal Exposure line by line Sensor exposure ExposureActive Signal Figure 8-7 Electronic rolling shutter mode (overlapping exposure) "ExposureActive" signal schematic diagram Trigger Signal All lines are exposing at the same time after data reset Actual exposure time for all lines...
  • Page 107 8.Features  TriggerWait The "TriggerWait" signal can be used to optimize the acquisition of the trigger image and to avoid excessive triggering. It is recommended to use the "TriggerWait" signal only when the camera is configured for hardware trigger. For software trigger, please use the "AcquisitionStatus". When the camera is ready to receive a trigger signal of the corresponding trigger mode, the "TriggerWait"...
  • Page 108 8.Features the trigger signal, the "FrameTriggerWait" signal is pulled low and the camera will start exposure transmission. The "FrameTriggerWait" signal will be pulled high after the transmission is completed. Only the first 3 FrameStart trigger signals are valid. When the transmission is completed, the "AcquisitionTriggerWait"...

  • Page 109: Read The Linestatus

    8.Features 8.1.3. Read the LineStatus Read the level of single line The camera can get the line's signal status. When the device is powered on, the default status of Line0 is false, and the default status of Line1, Line2 and Line3 is true. Read all the lines level The camera can get the current status of all lines.

  • Page 110: Acquisition Stop

    8.Features  Trigger Acquisition Start Status … … Trigger Exposure … … Reading out … … Figure 8-14 Trigger acquisition process In trigger mode, sending AcquisitionStart command is not enough, a trigger signal is also needed. Each time a frame trigger is applied (including software trigger and hardware trigger), the camera will acquire and transmit a frame of image.

  • Page 111: Acquisition Mode

    8.Features  Acquisition stop during blanking Stop command Stop time Complete stop Exposure Ignored Reading out Figure 8-16 Acquisition stop during blanking After the camera transferred a whole frame, the camera goes into wait state. When user sends an AcquisitionStop command in wait state, the camera will return to stop acquisition state. The camera will not send any frames even if it is just going to start the next exposing.

  • Page 112: Trigger Type Selection

    8.Features After executing the AcquisitionStart command, the camera waits for a trigger signal, which may be a software trigger or a hardware trigger of the camera. Each time the camera receives a trigger signal, it can acquire a frame of image until the AcquisitionStop command is executed. It is not necessary to execute the AcquisitionStart command every time.

  • Page 113: Switching Trigger Mode

    8.Features For example, if the "Acquisition burst frame count" parameter is set to 3, the camera automatically acquires 3 images. Then, the camera waits for the next FrameBurstStart trigger signal. After receiving the next trigger signal, the camera will take another 3 images, and so on. Trigger Signal Image frame2...
  • Page 114 8.Features Mode Continuous mode Trigger mode Continuous mode Trigger … … Acquisition frame1 frame2 frame3 frame4 frame5 frame6 frame7 … Camera Continuous Frame Trigger Frame Continuous Frame output Figure 8-20 Switch trigger mode during frame reading out As shown in Figure 8-20, the camera starts with trigger mode OFF after receiving acquisition start command.

  • Page 115: Continuous Mode And Configuration

    8.Features 8.2.5. Continuous Mode and Configuration  Continuous mode configuration The default value of Trigger Mode is OFF in default user set. If the camera is opened with default user set, the camera works in continuous mode directly. Otherwise, user can set Trigger Mode to OFF to work in continuous mode.

  • Page 116: Software Trigger Acquisition And Configuration

    8.Features Trigger mode maximum frame rate: The maximum frame rate of camera when FrameStart or FrameBurstStart is ON. Default full frame and short exposure time, and camera is not limited by interface bandwidth at this time. Acquisition burst mode permissible frames: To ensure that frame dropping could not occur, the maximum number of trigger signals (FrameStart ON / FrameBurstStart OFF and frame rate is equal to trigger mode maximum frame rate) or the maximum high-speed burst frames (FrameStart OFF / FrameBurstStart ON and camera is under FrameBurstStart trigger mode) of camera.

  • Page 117: Hardware Trigger Acquisition And Configuration

    8.Features  Software trigger acquisition features In software trigger acquisition mode, the camera begins to acquire one image after receiving software trigger commands. In general, the number of frames is equal to the number of software trigger commands. The relative features are illustrated below: In software trigger acquisition mode, if the trigger frequency is lower than permissible maximal FPS (Frame per Second) of the camera, the current frame rate is trigger frequency.

  • Page 118: Overlapping Exposure And Non-Overlapping Exposure

    8.2.9. Overlapping Exposure and Non-overlapping Exposure There are two stages in image acquisition of the MERCURY2 USB3 Vision camera: exposure and readout. Once the camera is triggered, it begins to integrate and when the integration is over, the image data will be read out immediately.
  • Page 119 8.Features  Overlapping exposure In overlapping exposure mode, the current frame image exposure process is overlap with the readout of the previous frame. That is, when the previous frame is reading out, the next frame image has been started exposure. As shown in the Figure 8-24, when the N frame image is reading out, the N+1 frame image has been started exposure.

  • Page 120: Set Exposure

    8.Features 8.2.10. Set Exposure 8.2.10.1. Set Exposure Mode Two Exposure Mode are available: Timed exposure mode and TriggerWidth exposure mode. Among them, the TriggerWidth exposure mode determines the exposure time when the camera is configured for hardware triggering. And the exposure time depends on the width of the trigger signal, which is triggered by the rising edge (falling edge) set by the Trigger Activation.
  • Page 121 8.Features  If rising edge triggering is enabled, exposure starts when the trigger signal rises and continue until the trigger signal falls, as shown in Figure 8-28 Hardware trigger signal Exposure Figure 8-28 The sequence diagram in rising edge trigger of TriggerWidth exposure mode ...

  • Page 122: Set Exposure Value

    8.Features  Set ExposureOverlapTimeMax To optimize the frame rate of the camera, the exposure mode should be set to TriggerWidth: Set the ExposureMode parameter to TriggerWidth. Enter a value for the ExposureOverlapTimeMax parameter, which represents the shortest exposure time the user intends to use (in µs). Example: Assume that the user wants to trigger the camera to apply exposure times in the range of 3000 µs to 5500 µs, the user needs to set the ExposureOverlapTimeMax parameter of the camera to 3000.
  • Page 123 8.Features it begins to read out the data, and it need a row period time to read out one line (including the line blanking time). When the first line reads out completely, the second line just begins to read out, and so on, when the N-1 line is read out, the N line begins to read out, until the whole image is read out completely.

  • Page 124: Exposure Time Mode

    Connect the camera to the flash lighting. 8.2.10.3. Exposure Time Mode According to the length of the exposure time, two exposure time modes of the MERCURY2 USB3 Vision camera are available: Standard exposure time mode and UltraShort exposure time mode.

  • Page 125: Exposure Delay

    You can set the exposure time that is synchronized with the external light source by using the demo or interface function. The MERCURY2 USB3 Vision camera supports Auto Exposure feature. If the Auto Exposure feature is enabled, the camera can adjust the exposure time automatically according to the environment brightness.
  • Page 126 8.Features Line0/2/3 Exposure start Image readout Total exposure delay Figure 8-34 Exposure delay The following table shows the total exposure delay time for each sensor. T1 is calculated according to the typical delay (5μs) of line0. If it is line2/3, T1 can be ignored. T2 is calculated as 0μs.
  • Page 127 8.Features MER2-503-36U3M/C 31.6~44.9 MER2-503-36U3M POL 31.6~44.9 BayerRG8/Mono8: 2357, BayerRG10/Mono10: 2707 MER2-630-60U3M/C Mono8/BayerRG8: 650, Mono12/BayerRG12: 1260 MER2-1220-32U3M/C Mono8/BayerRG8: 800, Mono12/BayerRG12: 1550 MER2-2000-19U3M/C MER2-041-608U3M/C-HS BPP8: 10.65~13.475, BPP10: 12~15.5, BPP12: 14.15~18.725 BPP8: 12.15~15.725, BPP10: Mono8/BayerRG8: 12.85~16.775, MER2-160-249U3M/C-HS Mono10/BayerRG10: 20.7~28.55, BPP12: 20.7~28.55 MER2-502-79U3M/C-HS Mono8/BayerRG8: 14.9~19.85, Mono10/BayerRG10: 24.8~34.7 MER2-502-79U3M-HS POL Mono8: 14.9~19.85, Mono10: 24.8~34.7 ME2S-560-70U3M/C...

  • Page 128: Basic Features

    8.3. Basic Features 8.3.1. Gain The MERCURY2 USB3 Vision camera can adjust the analog gain, and the range of analog gain as shown in section 4 General Specification. When the analog gain changes, the response curve of the camera changes, as shown in Figure 8-35. The horizontal axis represents the output signal of the sensor in the camera, and the vertical axis represents the gray value of the output image.

  • Page 129: Pixel Format

    BPP8, BPP10, BPP12 ME2S-2440-16U3M/C BPP8, BPP10, BPP12 Table 8-3 Sensor bit depth that the MERCURY2 USB3 Vision camera supported 8.3.3. Pixel Format By setting the pixel format, the user can select the format of output image. The available pixel formats depend on the camera model and whether the camera is monochrome or color.
  • Page 130 8.Features Among them Y00, Y01, Y02 … are the gray value of each pixel that starts from the first row of the image. Then the gray value of the second row pixels of the images is Y10, Y11, and Y12… ...
  • Page 131 8.Features  BayerRG10/BayerRG12 When the pixel format is set to BayerRG10 or BayerRG12, the value of each pixel in the output image of the camera is 16 bits. According to the location difference, the three components of red, green and blue are respectively represented.
  • Page 132 8.Features …… …… …… Each pixel is the same as BayerRG8, the difference is that each pixel is made up of two bytes, the first byte is the low 8 bits of the pixel value, and the second byte is the high 8 bits of the pixel value. ...

  • Page 133: Roi

    8.Features Each pixel is the same as BayerGB8, the difference is that each pixel is made up of two bytes, the first byte is the low 8 bits of the pixel value, and the second byte is the high 8 bits of the pixel value. 8.3.4.
  • Page 134 8.Features AAROIOffsetX: The offset of the X axis direction. AAROIOffsetY: The offset of the Y axis direction. AAROIWidth: The width of ROI. AAROIHeight: The height of ROI. Offset is the offset value that relative to the upper left corner of the image. The step of AAROIOffsetX and AAROIWidth is 4.

  • Page 135: Test Pattern

    8.3.6. Test Pattern The MERCURY2 USB3 Vision camera supports three test images: gray gradient test image, static diagonal gray gradient test image, and moving diagonal gray gradient test image (ME2L cameras only support gray gradient test image).
  • Page 136 8.Features Figure 8-42 Gray gradient test image  SlantLineMoving In the moving diagonal gray gradient test image, the first pixel value of adjacent row in each frame increases by 1, until the last row. When the pixel gray value increases to 255, the next pixel gray value returns to 0.

  • Page 137: User Set Control

    In order to save the specific parameters of the users, avoiding to set the parameters every time when you open the camera, the MERCURY2 USB3 Vision camera provides a function to save the parameter set, which can easily save the parameters that the user use, including the control parameters that the camera needed.
  • Page 138 8.Features parameters of the camera. The vendor default configuration parameters are the camera configuration parameters optimized by the vendor in a particular environment, these parameters are stored in the non- volatile memory of the camera, so when the camera is reset or powered on again, the effective configuration parameters will not be lost, and these parameters cannot be modified.

  • Page 139: Device User Id

    UserSetDefault will be loaded into the effective configuration parameters. 8.3.8. Device User ID The MERCURY2 USB3 Vision camera provides programmable device user ID function, the user can set a unique identification for the camera, and can open and control the camera by the unique identification.

  • Page 140: Timestamp

    8.Features When using multi-cameras at the same time, it is necessary to ensure the uniqueness of the user-defined name of each camera, otherwise, an exception will occur when the camera is opened. 8.3.9. Timestamp The timestamp feature counts the number of ticks generated by the camera's internal device clock. As soon as the camera is powered on, it starts generating and counting clock ticks.
  • Page 141 8.Features On monochrome cameras, the camera combines (sums or averages) the pixel values of directly adjacent pixels: Figure 8-49 Horizontal mono Binning by 4  Binning Factors Two types of Binning are available: horizontal Binning and vertical Binning. You can set the Binning factor in one or two directions.

  • Page 142: Decimation

    The camera automatically adjusts the image ROI settings. Vertical Decimation significantly increases the camera's frame rate. For details, please refer to the section 9.4 MERCURY2 USB3 Vision Frame Rate Calculation Tool. © 2023 China Daheng Group, Inc. Beijing Image Vision Technology Branch...
  • Page 143 8.Features  How Horizontal Decimation Works On mono cameras, if you specify a horizontal Decimation factor of n, the camera transmits only every n column. For example, if specify set a horizontal Decimation factor of 2, the camera skips column 1, transmits column 2, skips column 3, and so on.

  • Page 144: Reverse X And Reverse Y

    8.Features When horizontal Decimation by 4 and vertical Decimation by 4 are enabled, the maximum ROI width would be 612 and the maximum ROI height would be 512. 2) Reduced resolution Using Decimation effectively reduces the resolution of the camera's imaging sensor. Taking MER2-502- 79U3M/C(-L) as an example, the camera's default resolution is 2448×2048.
  • Page 145 8.Features Figure 8-56 The original image Figure 8-57 Reverse Y enabled  Enabling Reverse X and Y To enable Reverse X and Y, set the ReverseX and ReverseY parameters to true. The camera mirrors the image horizontally and vertically. Figure 8-58 The original image Figure 8-59 Reverse X and Y enabled ...
  • Page 146 8.Features Figure 8-62 Reverse Y enabled Figure 8-63 Reverse X and Y enabled  Pixel Format Alignment When camera is using the reverse feature, the alignment of the Bayer format of some cameras does not change, and the others is change. Camera models and changes in the alignment of the Bayer format after using the reverse feature are as follows: Model Reverse X and Reverse Y...

  • Page 147: Digital Shift

    8.Features 8.3.13. Digital Shift The Digital Shift can multiply the pixel values by 2 of the images. This increases the brightness of the image. If your camera doesn't support the digital shift feature, you can use the Gain feature to achieve a similar effect. ...

  • Page 148: Acquisition Status

    8.Features Raw pixel value(8bit): 45 Raw pixel value(12bit): 726 Shift pixel value(8bit): 181 Example 3: Digital Shift by 1, 12-bit Image Data, High Value Assume that your camera is using a 12-bit pixel format. Also assume that one of your original pixel values is 2839.

  • Page 149: Black Level And Auto Black Level

    8.Features 8.3.15. Black Level and Auto Black Level 8.3.15.1. Black Level The Black Level can change the overall brightness of an image by changing the gray values of the pixels by a specified amount. The lower the black level, the darker the corresponding image, the higher the black level, the brighter the corresponding image.
  • Page 150 8.Features Exposure 8~1000000 8~15000000 Auto Exposure 8~1000000 8~15000000 Gain 0~16 0~20 Auto Gain 0~16 0~20 MER2-135-150U3M/C(-L) Black Level 0~1023 0~1023 Sharpness 0~63 White Balance component 0~15.996 0~63.996 Auto White Balance 0~15.996 0~63.996 Exposure 8~1000000 8~15000000 Auto Exposure 8~1000000 8~15000000 Gain 0~16 0~20 MER2-135-208U3M/C(-L)
  • Page 151 8.Features Sharpness 0~63 White Balance component 0~15.996 0~63.996 Auto White Balance 0~15.996 0~63.996 Exposure 20~1000000 20~15000000 Auto Exposure 20~1000000 20~15000000 Gain 0~24 0~48 Auto Gain 0~24 0~48 MER2-231-41U3M/C(-L) Black Level 0~4095 0~4095 Sharpness 0~63 White Balance component 0~15.996 0~63.996 Auto White Balance 0~15.996 0~63.996 Exposure...
  • Page 152 8.Features Exposure 20~1000000 20~15000000 Auto Exposure 20~1000000 20~15000000 Gain 0~24 0~48 Auto Gain 0~24 0~48 MER2-302-56U3M/C(-L) Black Level 0~4084 0~4084 Sharpness 0~63 White Balance component 0~15.996 0~63.996 Auto White Balance 0~15.996 0~63.996 Exposure 20~1000000 20~15000000 Auto Exposure 20~1000000 20~15000000 Gain 0~24 0~48 Auto Gain...
  • Page 153 8.Features Sharpness 0~63 White Balance component 0~15.996 0~63.996 Auto White Balance 0~15.996 0~63.996 Exposure 20~1000000 20~15000000 Auto Exposure 20~1000000 20~15000000 Gain 0~24 0~48 MER2-503-36U3M POL Auto Gain 0~24 0~48 Black Level 0~4095 0~4095 Sharpness 0~63 Exposure 8~1000000 8~15000000 Auto Exposure 8~1000000 8~15000000 Gain...
  • Page 154 8.Features Auto Gain 0~24 0~27 Black Level 0~255 0~255 Sharpness 0~63 White Balance component 0~15.996 0~63.996 Auto White Balance 0~15.996 0~63.996 Exposure 20~1000000 20~15000000 Auto Exposure 20~1000000 20~15000000 Gain 0~24 0~48 Auto Gain 0~24 0~48 MER2-041-608U3M/C(-L)-HS 0~255 (BPP8) 0~255 (BPP8) Black Level 0~1023 ( BPP10) 0~1023 (BPP10)
  • Page 155 8.Features White Balance component 0~15.996 0~63.996 Auto White Balance 0~15.996 0~63.996 Exposure 20~1000000 20~15000000 Auto Exposure 20~1000000 20~15000000 Gain 0~24 0~48 MER2-502-79U3M-HS POL Auto Gain 0~24 0~48 Black Level 0~1023 0~1023 Sharpness 0~63 Exposure 11~1000000 11~15000000 Auto Exposure 11~1000000 11~15000000 Gain 0~16 0~24...
  • Page 156 8.Features 0~48 (Mono) Auto Gain 0~24 0~46.5 (Color) 0~1023 (BPP10) 0~1023 (BPP10) Black Level 0~4095 (BPP12) 0~4095 (BPP12) Sharpness 0~63 White Balance component 0~15.996 0~63.996 Auto White Balance 0~15.996 0~63.996 Exposure 3~1000000 3~15000000 Auto Exposure 3~1000000 3~15000000 0~48 (Mono) Gain 0~24 0~46.5 (Color)）...
  • Page 157 8.Features Auto Gain 0~24 0~48 Black Level 0~4095 0~4095 Sharpness 0~63 White Balance component 0~15.996 0~31.996 Auto White Balance 1~15.996 1~31.996 Exposure 11~1000000 11~15000000 Auto Exposure 11~1000000 11~15000000 Gain 0~16 0~24 Auto Gain 0~16 0~24 ME2P-560-36U3M/C Black Level -256~2047 -256~2047 Sharpness 0~63 White Balance component...
  • Page 158 8.Features Exposure 11~1000000 11~15000000 Auto Exposure 11~1000000 11~15000000 Gain 0~16 0~24 Auto Gain 0~16 0~24 ME2P-1840-21U3M/C Black Level 0~2047 0~2047 Sharpness 0~63 White Balance component 0~15.996 0~63.996 Auto White Balance 0~15.996 0~63.996 Exposure 11~1000000 11~15000000 Auto Exposure 11~1000000 11~15000000 Gain 0~16 0~24 Auto Gain...

  • Page 159: User Data Area

    8.Features Auto White Balance 0~15.996 0~31.996 Exposure 11~1000000 11~15000000 Auto Exposure 11~1000000 11~15000000 Gain 0~16 0~24 ME2P-2622-15U3M NIR Auto Gain 0~16 0~24 Black Level 0~1023 0~1023 Sharpness 0~63 Table 8-4 Parameter range of features supported before and after Remove Parameter Limits 8.3.17.

  • Page 160: Counter

    8.Features Set TimerSelector, currently only Timer1 supported. Set LineSelector. Set the LineSource to Timer1Active. Set TimerTriggerSource, currently only ExposureStart supported. Set TimerDelay, the range of TimerDelay is [0, 16777215], the unit is μs. Set TimerDuration, the range of TimerDuration is [0, 16777215], the unit is μs. From the start of the timer to the full output of Timer1Active, this process will not be interrupted by the ExposureStart signal, and Timer1Active must be completely output to start timing according to the next ExposureStart signal.

  • Page 161: Multi Gray Control

    8.Features 3. Set CounterResetSource, the values that can be set are Off, SoftWare, Line0, Line2, Line3. 4. Set CounterResetActivation, currently only RisingEdge supported. After the acquisition is stopped, the Counter continues to work, will not be cleared, and it will be cleared when the camera is powered off.

  • Page 162: Image Processing

    8.Features Serial Software Trigger: Send the next trigger immediately after receiving the last frame of image that acquired in this trigger. When the Multi Gray Control mode is set to 2Frame or 4Frame mode, the software will send a trigger command immediately after receiving the last frame of image, and the camera will not respond to this trigger command, that is, the trigger will be lost.

  • Page 163: Auto White Balance

    8.4.2. Auto White Balance MERCURY2 USB3 Vision camera supports auto white balance function and supports "Once" mode and "Continuous" mode. Auto white balance of ME2L series cameras is performed by software, so it has a certain impact on the acquisition performance.
  • Page 164 8.Features AWBROIHeight + AWBROIOffsetY ≤ Height If condition 2 is not met, the user cannot set the ROI. The default value of ROI is the entire image, you can set the "white dot" area (ROI) according to your need. Where the minimum value of AWBROIWidth can be set is 16, the maximum value is equal to the current image width.

  • Page 165: Color Transformation Control

    8.Features ME2L Series The Auto White Balance can be set to "Once" mode. When using the "Once" mode, the camera just adjusts the white balance ratio once. 8.4.3. Color Transformation Control The Color Transformation is used to correct the color information delivered by the sensor, improve the color reproduction of the camera, and make the image closer to the human visual perception.

  • Page 166: Gamma

    8.Features In user mode, the user can input the color transformation value according to the actual situation to achieve the color transformation effect.  ME2L Series The camera stores the color correction parameters under different light sources. The interface of image processing library realizes the color correction function, which is divided into 2 steps.

  • Page 167: Lookup Table

    8.Features 2) How it works The camera applies a Gamma correction value (γ) to the brightness value of each pixel according to the following formula (red pixel value (R) of a color camera shown as an example): γ uncorrected × R corrected The maximum pixel value (R ) equals, e.g., 255 for 8-bit pixel formats, 1023 for 10-bit pixel formats or...
  • Page 168 8.Features You can also use the LUTValueAll function to create an entire lookup table. 1) How it works a) LUT is short for "lookup table", which is basically an indexed list of numbers. b) In the lookup table you can define replacement values for individual pixel values. For example, you can replace a gray value of 0 (= minimum gray value) by a gray value of 1023 (= maximum gray value for 10-bit pixel formats).

  • Page 169: Sharpness

    8.Features 8.4.6. Sharpness The sharpness algorithm integrated in the camera can significantly improve the definition of the edges of the image. The higher the definition, the clearer the contour corresponding to the image. This feature can improve the accuracy of image analysis, thus improving the recognition rate of edge detection and OCR. The sharpness supported by the camera include sharpness and sharpness with noise suppression 8.4.6.1.

  • Page 170: Flat Field Correction

    8.Features  Sharpness adjustment Adjust the sharpness value can adjust the camera's sharpness to the image. The adjustment range is 0- 7.0. The larger the value, the higher the sharpness.  Sharpness noise suppression threshold adjustment Adjust the sharpness noise suppression threshold can reduce the noise of homogeneous area. It is suitable for noise caused by high intensity sharpness.
  • Page 171 8.Features The FFC Plugin can be used to obtain, save and preview the FFC coefficient. The plugin interface is shown in Figure 8-77: Figure 8-77 FFC Plugin interface It is demanded to acquire bright field images again for executing FFC after changing ROI, Binning, Decimation, Reverse X/Y of the cameras that support FFC.

  • Page 172: Ffc Coefficient Calculation And Preview

    8.Features 8.4.7.1. FFC Coefficient Calculation and Preview Before the FFC coefficient is obtained, it is recommended to determine the aperture of the lens and the gain of the camera. In the following cases, the coefficient needs to be re-calculated.  Lens is replaced ...

  • Page 173: Read/Save Coefficient

    8.Features 8.4.7.2. Read/Save Coefficient  Read coefficient: The saved correction coefficient can be read from the device  Save coefficient: Save the current FFC coefficient to the device. The coefficient can still be saved after the camera is powered down Available for part of the camera models: models that implement FFC in the camera.

  • Page 174: Saturation

    8.Features Figure 8-79 Before noise reduction Figure 8-80 After noise reduction 8.4.9. Saturation Some MERCURY2 USB3 cameras support saturation function. Saturation function can changes the colorfulness (intensity) of the colors to achieve the goal image effect. 1) Prerequisites If the SaturationEnable parameter is available, it must be set to On. 2) Configuring saturation Enter the expected value for the Saturation parameter and the range is 0 to 128.

  • Page 175: Image Transmission

    8.Features 8.5. Image Transmission 8.5.1. Calculate Frame Rate Frame Period You can calculate the frame period of the MERCURY2 USB3 Vision series camera by the following formula: ImageSize×10 ImageSize×10 = Max( BandWidth DeviceLinkThroughputLimit Among them: ImageSize = Width × Height × PixelSize + 84 : The camera's frame period, unit: μs.

  • Page 176: Camera Acquisition Time

    1000000Bps 700000000Bps (10bit) 700000000Bps (10bit) Table 8-5 MERCURY2 USB3 Vision camera bandwidth control 8.5.4. Camera Acquisition Time The acquisition time of the camera is related to the OffsetY and height of the image ROI. When the OffsetY and height change in the ROI setting, it will affect the frame period captured by the camera front end, which will affect the acquisition frame rate.
  • Page 177 8.Features The camera acquisition time (unit: μs): Height + 32) × T  MER2-041-528U3M/C(-L) When the sensor bit depth is BPP8, the row period (unit: μs): = 3.25 When the sensor bit depth is BPP10, the row period (unit: μs): = 3.925 When the sensor bit depth is BPP12, the row period (unit: μs): = 5.35...
  • Page 178 8.Features  MER2-230-168U3M/C(-L) When the pixel format is Mono8 or BayerRG8, the row period (unit: μs): = 4.8 When the pixel format is Mono10 or BayerRG10, the row period (unit: μs): 192×2 = 9.6 The camera acquisition time (unit: μs): Height + 38) ×...
  • Page 179 8.Features  MER2-302-56U3M/C(-L) The row period (unit: μs): = 11.3 The camera acquisition time (unit: μs): Height + 32) × T  MER2-502-79U3M/C(-L) / MER2-502-79U3M POL When the pixel format is Mono8 or BayerRG8, the row period (unit: μs): When the pixel format is Mono10 or BayerRG10, the row period (unit: μs): 240×2 = 12 The camera acquisition time (unit: μs):...
  • Page 180 8.Features When the pixel format is Mono12 or BayerRG12, the row period (unit: μs): 720×2 = 20 The camera acquisition time (unit: μs): Height + 38) × T  MER2-2000-19U3M/C(-L/-W90) When the pixel format is Mono8 or BayerRG8, the row period (unit: μs): = 12.5 When the pixel format is Mono12 or BayerRG12, the row period (unit: μs): 900×2...
  • Page 181 8.Features When the sensor bit depth is BPP12, the row period (unit: μs): = 7 .85 The camera acquisition time (unit: μs): Height + 42) × T  MER2-502-79U3M/C(-L)-HS / MER2-502-79U3M-HS POL When the pixel format is Mono8 or BayerRG8, the row period (unit: μs): = 4.95 When the pixel format is Mono10 or BayerRG10, the row period (unit: μs): = 9.9...
  • Page 182 8.Features When the pixel format is Mono10/Mono12 or BayerRG10/BayerRG12, the row period (unit: μs): = 17.4 The camera acquisition time (unit: μs): Height + 110) × T  ME2S-2020-19U3M/C When the pixel format is Mono8 or BayerRG8, the row period (unit: μs): = 8.3 When the pixel format is Mono10/Mono12 or BayerRG10/BayerRG12, the row period (unit: μs): = 15...
  • Page 183 8.Features When the pixel format is Mono12 or BayerGB12, the row period (unit: μs): 4×304 = 20.27 The camera acquisition time (unit: μs): Height + 15) × T  ME2P-1230-23U3M/C When the pixel format is BayerRG8, the row period (unit: μs): = 14 When the pixel format is BayerRG12, the row period (unit: μs): 560×2...
  • Page 184 8.Features When the pixel format is Mono12 or BayerGB12, the row period (unit: μs): 48×248 = 24.8 60×8 The camera acquisition time (unit: μs): Height + 16) × T  ME2P-2621-15U3M NIR \ ME2P-2622-15U3M NIR When the pixel format is Mono8, the row period (unit: μs): 48×124 = 12.4 60×8...

  • Page 185: Events

    When event notification is set to "on", the camera can generate an "event" and transmit a related event message to the host whenever a specific situation has occurred. For MERCURY2 USB3 Vision camera, the camera can generate and transmit events for the following situations: ...

  • Page 186: Exposureend Event

    8.Features Event ID BlockDiscard Event Frame ID Timestamp Event ID FrameStartOvertrigger Event Frame ID Timestamp Event ID BlockNotEmpty Event Frame ID Timestamp Event ID FrameBurstStartOvertrigger Event Frame ID Timestamp Event ID FrameStartWait Event Frame ID Timestamp Event ID FrameBurstStartWait Event Frame ID Timestamp Table 8-6 The effective information of each event...

  • Page 187: Framestartovertrigger Event

    8.Features data, if the frame buffer is not full, and there has image frame data in the frame buffer which has not been send out completely, then before the new image frame is written to the frame buffer, the camera will send a BlockNotEmpty event to the host, indicating that the previous image has not been send out completely when the new image is written in the frame buffer.

  • Page 188: Relevant Parameters

    8.Features 8.7.1. Relevant Parameters [SequencerMode] Set the parameter to "On", enable the sequencer. Set the parameter to "Off", disable the sequencer. When enabled, the sequencer controls image acquisitions, switch to next sequence set after each image is acquired. When disabled, the sequencer is not controlling image acquisitions and cannot switch parameters.

  • Page 189: Sequence Support

    8.Features Set the "SequencerSetSelector" parameter. Click "SequencerSetLoad", the values of sequence set parameters are overwritten and replaced by the values stored in the selected sequence set. Set the sequence set parameters: ExposureTime, Gain, Gamma, FFC coefficient number, etc. Click "SequencerSetSave". ...

  • Page 190: Software Tool

    9.1. LUT Create Tool 9.1.1. GUI LUT Create Tool, which supports all series of DAHENG IMAGING cameras. This plugin is integrated into GalaxyView.exe. After opening the device that you want to operate through this software, you can open LUT Create Tool from the menu bar plugin list. With the plugin you can achieve the following functions: Adjust the image Gamma, brightness, and contrast.

  • Page 191: User Guide

    9.Software Tool [Save LUT] Write the currently generated LUT to device or save to LUT/CSV file. [Polyline Drawing Area] Represent the currently generated LUT in a curve form. 9.1.2. User Guide 9.1.2.1. User Case After you select "Select Base LUT" and adjust the LUT parameter to a satisfactory effect, if you want to save the currently set parameters and you want to restore the parameters after the camera is powered on again, you need to select "Write To Device".
  • Page 192 9.Software Tool Read From device After selecting Read From Device, UserSet0 will be loaded automatically, and then load the LUT saved by the device. If the device supports LUTEnable function, it will automatically set LUTEnable to true to display the image effect in real time, the GUI is as shown in Figure 9-3. Figure 9-3 Do not support "Read From Device"...

  • Page 193: Auto Create Lut

    9.Software Tool Figure 9-5 Select CSV file CSV file can be manually modified by users. Currently, .csv storage format saves decimal number of every four bytes to the first cell of each line in the file, and the maximum value of the number in each cell is 4095, a total of 4096 lines.

  • Page 194: Save Lut

    9.Software Tool 9.1.2.4. Save LUT The group contains two widgets: Save To File and Write To Device. When selecting "Save To File", the current LUT data can be saved to the file. The saved file contains two formats: lut and csv, The save type can be changed when saving the file. The default save path is ".\resource\gxplugins\LookUpTable\LUT12", which is the directory where the GalaxyView.exe is installed.

  • Page 195: Directory Structure

    9.2. Flat Field Correction Plugin ShadingCorrectionTool.plx is the companion software for DAHENG IMAGING digital camera. The plugin is integrated into GalaxyView.exe. After opening the device through this software, open the FFC plugin from the menu bar plugin list.

  • Page 196: User Guide

    9.Software Tool Widget Function Acquisition Frame Count The number of images acquired for the acquisition of bright field images Acquisition of Bright Acquire a certain number of bright field images. Necessary operation Field Images Execute FFC Calculate the FFC factor and make it Immediate effect Check the effects before and after the FFC Preview Enable or disable FFC preview...

  • Page 197: Acquisition Of Bright Field Images

    9.Software Tool 9.2.2.2. Acquisition of Bright Field Images When the device is in the stop acquisition mode, when you click "Acquisition of Brightfield Images", the image will be displayed in the GalaxyView acquisition GUI. When the device is in the acquisition mode, click "Acquisition of Brightfield image" to complete the bright field image acquisition.

  • Page 198: Precautions

    The preview widget is grayed out when acquiring bright field images and cannot be previewed. 9.3. Static Defect Correction Plugin Static Defect Correction Plugin support all series of DAHENG IMAGING digital camera. The plugin is integrated into GalaxyView.exe. After opening the device through GalaxyView, open the Static Defect Correction plugin from the menu bar plugin list.
  • Page 199 9.Software Tool Figure 9-8 Static Defect Correction Plugin After opening the device through GalaxyView.exe and opening the Static Defect Correction plugin, the initial state of the GUI is shown in Figure 9-8. The plugin layout and function description are as follows: Widget Function Acquisition an image to analyze the location of the defect pixels and...

  • Page 200: Static Defect Correction Steps

    9.Software Tool Manually mark the defects on the image Erase the original merged pixels on the image Set mouse gestures as arrow Change the size of merged pixels Zoom in Zoom out Adaptive present image Present image 100% Table 9-2 Function description of the Static Defect Correction plugin [Image] Capture an image through the catch button and display it in the white area in the middle of the plugin.

  • Page 201: Acquisition Images

    9.Software Tool Click "Count" to complete the defect pixel analysis. The location of the defect pixels on the image will be marked and displayed in the status bar Check "StaticDefectCorrection" to execute Static Defect Correction When the device supports Static Defect Correction and the merged number is less than 8192, the user can through the "Save to Device"...

  • Page 202: Static Defect Correction

    The format of the defect pixel data file is ".dp" and ".csv", and the default save path is under the installation package directory: *\Daheng Imaging\GalaxySDK\Demo\Win64\resource\gxplugins\DefectPixelCorrection; When you need to use the SDK to implement the Static Defect Correction function, you can read the saved defect pixel data file and call the function of the image processing library: DxStaticDefectPixelCorrection to realize the Static Defect Correction of the image.
  • Page 203 9.Software Tool The frame rate calculation tool is currently provided in the form of Excel. When using it, firstly select the camera model in the table, and then achieve the expected frame rate by modifying the parameter of the camera. There are four major types of influencing factors, including image readout time (image width, image height, pixel format), exposure time, acquisition frame rate control, and device link throughput limit.

  • Page 204: Faq

    10.FAQ 10. FAQ General Question Answer On the unactivated Windows7 64bit Activate Windows7 64bit system, uninstall the system, the installation of Galaxy package, restart the system, reinstall the package SDK has been successfully, but open and reopen the demo program. the demo program failed.
  • Page 205 10.FAQ General Question Answer Camera crashes on Advantech AIIS- Be sure the driver version of AMD USB controller is 1440 IPC. later than 2.20. Be sure one USB3.0 controller can only be Brightness changes (flicker) connected to one ME2L-U3 series camera, and no received incomplete frames in ME2L- other USB devices can be connected (Including U3 series cameras’...

  • Page 206: Revision History

    11.Revision History 11. Revision History Version Changes Date V1.0.0 Initial release 2019-09-27 Add MER2-041-436U3x, MER2-160-227U3x, MER2-230-168U3x, V1.0.1 2019-12-17 MER2-302-56U3x, MER2-630-60U3x, ME2P-1230-23U3x Modify Figure 1-1, Figure 5-1, Figure 5-2, Figure 5-5, Figure 7-10 and Figure 8-12 Rename camera models, for example, rename MER2-041-436U3x to MER2-041-436U3M/C(-L) V1.0.2 2020-03-09...
  • Page 207 11.Revision History Version Changes Date Modify some description Add the description in section 2.6 and section 8.3.20 MER2-630-60U3M/C-W90, MER2-1220-32U3M/C-W90, V1.0.16 2021-07-02 MER2-2000-19U3M/C-W90 Add HN-P-25M series of industrial lenses Delete FCC description V1.0.17 2021-08-18 Add ME2P-2621-15U3M/C-G2 V1.0.18 2021-09-07 Add ME2L-204-76U3C(-L)-F02 V1.0.19 2021-09-22 Add MER2-135-208U3M/C(-L) Add Raw12 and remove parameter limits feature for MER2-231-...
  • Page 208 11.Revision History Version Changes Date Update the information of HN-P-6M series lenses in section 6.2.5 Update the information of ME2L series I/O port in section 7.3 Add MER2-041-528U3M/C(-L) Update the information of MER2-301-125U3M/C(-L), MER2-302- 56U3M/C(-L) V1.0.29 2023-01-06 Update the diagram and description of Strobe ExposureActive, TrigggerWait and other signals in section 8.1.2 Add section 8.3.2 Sensor Bit Depth Update the information of:...

  • Page 209: Contact Us

    If you need to order products or inquire product information, please contact our sales: Tel: +86 10 8282 8878-8081 Email: isales@deheng-imaging.com 12.2. Contact Support If you have any questions in using DAHENG IMAGING products, please contact the experts on our support team: Tel: +86 10 8282 8878 Email: isupport@daheng-imaging.com...

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