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Santec TSL-510 Operation Manual

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TUNABLE SEMICONDUCTOR LASER
TSL-510
Operation Manual

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Summary of Contents for Santec TSL-510

  • Page 1 TUNABLE SEMICONDUCTOR LASER TSL-510 Operation Manual...
  • Page 2 TSL-510 OPERATION MANUAL Notes to Users 1) Copyright 2005, Santec Corporation. All rights reserved. No part of this Operation Manual may be reproduced or transmitted in any form or by any means, electronic or mechanical, for any purpose, without the prior written permission of Santec.
  • Page 3 Thank you very much for your having purchased our product, Tunable Semiconductor Laser TSL Series. This Operation Manual contains information necessary for the operation of TSL-510, and it is intended for those with sufficient knowledge enough to of laser danger and its safe control. Before operating TSL-510, you should first read thoroughly through this Operation Manual and become familiar to its contents.
  • Page 4 Chapters 1 to 4 illustrate the outline of this product, safety precautions, and installation of the product. Chapters 5 to 6 describe how to operate the product. Santec recommends that Chapter 1 to 4 be read carefully before proceeding to this chapter.
  • Page 5 TUNABLE SEMICONDUCTOR LASER TSL-510 Explanation of Terms The meanings of the following terms used in this Operation Manual are defined as below: (1) Meaning DANGER This indicates pressing DANGER, and if it DANGER!! is not avoided, personnel death or serious injury results, therefore, it is the most emphasized special information.

  • Page 6: Table Of Contents

    TSL-510 OPERATION MANUAL Contents Introduction How to Read the Manual Explanation of Terms 1. Safety Notes 2. Product Composition 3. Panel Descriptions Front Panel Rear Panel Bottom Panel Side Panel 4. Installation Operating Enviroments Power Supply Interlock 5. Basic Operation...
  • Page 7 　　7-3-1 Connection 　　7-3-2 Communication conditions and system requirements 　　7-3-3 Installing a driver software 　　7-3-4 Command 7-11 Command Reference 7-11 　　7-4-1 Command set 1 (complies with IEEE-488.2) 7-12 　　7-4-2 TSL-510 Specific Command set List (Command set 2) 7-43 8. Operating Principles...
  • Page 8 TSL-510 OPERATION MANUAL 9. Specifications 10. Maintenance 10-1 10-1 Daily Maintenance 10- 1 10-2 Cleaning the Optical Connector 10- 1 10-3 Replacing Fuses 10- 2 10-4 Inspection/Calibration 10- 2 10-5 Long-Term Storage 10- 2 11. Re-Packing and Shipping 11-1 11-1...

  • Page 9: Safety Notes

    TUNABLE SEMICONDUCTOR LASER TSL-510 Safety Notes This product is classified class 1M laser product according to IEC 60825-1 (2014) Laser Type ：External Cavity Diode Laser Laser Class ：1M IEC60825-1(2014) Output Power ：< 50mW Laser Diameter ：10um Numerical aperture ：0.1 Wavelength ：1200-1700nm...
  • Page 10 TSL-510 OPERATION MANUAL...

  • Page 11: Product Composition

    TUNABLE SEMICONDUCTOR LASER TSL-510 Product Composition This product is composed of the TSL-510 body and accessories. Check to make sure that all the following items are included. TSL-510 body Power cord DVD-R (for apprication software) Interlock terminator (1) * Option...
  • Page 12 TSL-510 OPERATION MANUAL...

  • Page 13: Panel Descriptions

    TUNABLE SEMICONDUCTOR LASER TSL-510 Panel Descriptions 3-1 Front Panel Display Numeric keypad Dial HOME key Cursor key Soft keys　(F1, F2, F3, and F4 keys from the left) ENTER key CANCEL key Power On/Off key Power LED Optical output connector Analog Output Analog Input LF Mod.

  • Page 14: Bottom Panel

    TSL-510 OPERATION MANUAL 3-3 Bottom Panel Intakes Rubber legs 3-4 Side Panel Intakes Rubber legs...

  • Page 15: Installation

    ･ Do not place with possible exposure to water. Be sure to install the TSL-510 in a level place (less than 5 degree). It is recommended to install this product on a vibration-proof base. The unit may not operate correctly if the device is set in an inclined position.

  • Page 16: Interlock

    TSL-510 OPERATION MANUAL 4-3 Interlock NOTE The interlock function is option. This product is equipped with a terminal for connecting an external interlock circuit. A terminator is connected to the interlock terminal at the time of factory shipment (or included as an accessory). If an external interlock is used, remove the terminator and connect a circuit to the interlock terminal.

  • Page 17: Basic Operation

    TUNABLE SEMICONDUCTOR LASER TSL- 510 Basic Operation 5 -1 Turning on the Unit Press the power ON/OFF key at the lower left of the front panel. Power ON/OFF LED Analog Output Analog Input LF Mod. RF Mod. Power ON/OFF Key The LED above the power ON/OFF key will turn green, and initialization will last for about 15 seconds.
  • Page 18 TSL-510 OPERATION MANUAL 5. It may take several minutes for the internal temperature to stabilize after the power is turned on. “Warm Up” is displayed on the main screen during this period. Normal operation can still be conducted while “Warm Up” is displayed. (However, it will take longer for the temperature to stabilize if LD output is on.

  • Page 19: Ld Output

    TUNABLE SEMICONDUCTOR LASER TSL- 510 5 -2 LD Output CAUTION Make sure that the optical fiber is connected correctly to the optical output connector before performing LD output. 1. Press the LD ON/OFF key. The LED turns green and the current is fed to the LD. The light intensity is set to the intensity just before LD output is turned off.
  • Page 20 TSL-510 OPERATION MANUAL NOTE When “IntLock” is displayed on the main screen of the front panel, the interlock circuit is open and the LD will not illuminate. “IntLock” is not displayed on the main screen because there is not the interlock function in standard model.

  • Page 21: Setting The Wavelength

    TUNABLE SEMICONDUCTOR LASER TSL- 510 5-3 Setting the Wavelength NOTE Setting of the wavelength cannot be executed when LD output is OFF. 1.　 Press 　λ　 (F1 key) on the main screen F1 Key The wavelength setting screen appears, and the cursor blinks in the wavelength display area.
  • Page 22 TSL-510 OPERATION MANUAL How to input values ■ Using the numeric keypad (1) Input the value directly. Input all digits of integral numbers. (2) Press ENTER to accept the new value. (3) The main screen appears after setting. Using the dial (1) Press the ENTER key or the dial to enter input mode.

  • Page 23: Setting The Optical Power

    TUNABLE SEMICONDUCTOR LASER TSL- 510 5-4 Setting the Optical Power 1.　 Press Power (F3 key) on the main screen. F3 Key The power setting screen appears, and the cursor blinks in the power display area. 　　(Switch the optical power control mode to “Auto” when it is “Manual”. Refer to “6-3. 　　 　　Switching the optical power control mode”.) 3.

  • Page 24: Setting The Wavelength Sweep

    TSL-510 OPERATION MANUAL 5-5 Setting the Wavelength Sweep 1.　 Press Sweep (F2 key) on the main screen. F2 Key Sweep setting screen 1 appears. There are two sweep setting screens in all. Setting is possible on the item on which the cursor is blinking. Move the cursor with the △▽...
  • Page 25 TUNABLE SEMICONDUCTOR LASER TSL- 510 The setting items are as follows: Sweep Setting (1/2) λstart Sets the sweep start wavelength Range: Wavelength ranges specified in the specifications (Example: C+L Band = 1510 to 1630 nm) Unit: 0.001 nm λstop Sets the sweep end wavelength Range: Wavelength ranges specified in the specifications (Example: C+L Band = 1510 to 1630 nm)
  • Page 26 TSL-510 OPERATION MANUAL Mode Sets the sweep operation mode. Select from the following four modes: Perform one-way sweep with step operation. Change the (A) Step wavelength from the start wavelength to the end wavelength with the wavelength interval set by STEP and the wait time set by Dwell.
  • Page 27 TUNABLE SEMICONDUCTOR LASER TSL- 510 　　 (D) Sweep Perform two-way sweep by changing the wavelength continuously. Change the wavelength from the start wavelength to the end wavelength with the speed set by Speed. Afterwards, change the wavelength from the end wavelength to the start wavelength in the same manner.
  • Page 28 TSL-510 OPERATION MANUAL If Sweep mode is selected 〈 〉 Sweep Setting (2/2, Sweep mode) Speed Sets the sweep speed Range: 1 to 100.0 nm/s Unit: 0.1 nm/s Delay Sets the wait time between each sweep Range: 0.0 to 999.9 s Unit: 0.1 s...

  • Page 29: Executing The Wavelength Sweep

    TUNABLE SEMICONDUCTOR LASER TSL- 510 5-6 Executing the Wavelength Sweep NOTE Sweep cannot be executed when LD output is OFF. 1.　 Press Sweep (F2 key) on the main screen. F2 Key The Sweep setting screen appears. Perform operations according to the soft key menu on the sweep setting screen 3.
  • Page 30 TSL-510 OPERATION MANUAL The current wavelength is displayed at λcurr in the first line during sweep operation. An indicator showing the sweep progress is displayed on the bottom line. Indicator F3 Key F4 key 4. 　Multiple sweep operations Press Repeat (F2 key) to execute a series of the following operations: (1) Sets to the start wavelength(λstart).
  • Page 31 TUNABLE SEMICONDUCTOR LASER TSL- 510 If the value is set to 0 (zero), the number of times is infinite. Press Stop (F4 key) to stop. The current wavelength is displayed at λcurr in the first line during sweep operation. Indicators showing the progress of the sweep and the completed number of sweeps are displayed at the bottom.
  • Page 32 TSL-510 OPERATION MANUAL 6. 　 Stop and Pause a sweep Press Pause (F3 key) to pause a sweep. “Pause” lights up on the screen. Press Resume (F3 key) to resume a sweep. If you cancel a sweep, press Stop (F4 key).

  • Page 33: Turning Off The Unit

    TUNABLE SEMICONDUCTOR LASER TSL- 510 5 -7 Turning off the Unit Turn off LD output. (Refer to "5-2. LD output") Press the power ON/OFF key for at least 2 seconds. Power LED Analog Output Analog Input LF Mod. RF Mod. Power ON/OFF Key The unit is shut down, and LED above the power ON/OFF key will turn orange.
  • Page 34 TSL-510 OPERATION MANUAL CAUTION Abnormal Operation If for some reason a fault occurs which prevents the instrument from being switched off by the normal procedure described above, the instrument can be switched off by holding the Power On/Off key for at least 10 seconds.

  • Page 35: Status Display

    TUNABLE SEMICONDUCTOR LASER TSL- 510 5 -8 Status Display The display shows the status of the product. For more information please check the contents of each page. ① ② ③ ④ ⑤ ⑥ Display Status Description Page position It is displayed until the interior temperature is steady. Warm Up It is displayed when the ambient temperture may have TempErr...
  • Page 36 TSL-510 OPERATION MANUAL 5-20...

  • Page 37: Detailed Operation

    TUNABLE SEMICONDUCTOR LASER TSL- 510 Detailed Operation 6 -1 Fine-tuning A function for fine-tuning the oscillation wavelength with a resolution under 10MHz. The adjustable wavelength range is about 10 GHz (about 80 pm around 1550 nm). The setting value is indicated with a relative value, and can be set within the range -100.00 to +100.00 in 0.01 increments.
  • Page 38 TSL-510 OPERATION MANUAL 4. The input line of the FT value is displayed on the second line. Input a value with the numeric keypad, the dial, or the △▽ keys. (Refer to “How to input values” in “5-3. Setting the wavelength”.) Range: –100.00 to +100.00...

  • Page 39: Coherence Control

    TUNABLE SEMICONDUCTOR LASER TSL- 510 6-2 Coherence Control A function used to increase the spectral linewidth of the output light. The coherence of the light is reduced by increasing the linewidth, and the fluctuation of the optical power by interference can be suppressed. If the fluctuation of the optical power becomes a problem due to influence from the reflecting point in the system using this device, use this function.

  • Page 40: Switching The Optical Power Control Mode

    TSL-510 OPERATION MANUAL 6-3 Switching the Optical Power Control Mode The power control of the optical output can be switched between Auto and Manual. In auto control mode (Auto), the power of the output light is kept constant by feedback from the output power value measured at the self-contained power meter.

  • Page 41: Setting The Trigger Output

    TUNABLE SEMICONDUCTOR LASER TSL- 510 3. The mode switches to manual control mode. The setting value of the self-contained attenuator is displayed and the status display changes from “Auto” to “Manual”. The power indicator changes from the setting value to the monitored value of the output power.
  • Page 42 TSL-510 OPERATION MANUAL ■ 6-4-1 Setting the trigger output 1. Press Menu (F4 key) → Trigger (F2 key) on the main screen. F2 key 2. Move the cursor to “Output Trigger Mode” on the trigger signal setting screen with the dial, or the △▽ keys.

  • Page 43: Setting The Trigger Input

    TUNABLE SEMICONDUCTOR LASER TSL- 510 4. After selecting the mode, press the ENTER key to accept the mode. When the mode is set to Step, set the wavelength interval to output the trigger signal at the “Step” field just below. 5.

  • Page 44: Wavelength Logging (Type C/D Only)

    TSL-510 OPERATION MANUAL ■ 6-4-3 Wavelength logging (type C/D only) For type C/D products, recording of the wavelength data to internal memory is synchronized with the output trigger during wavelength sweep. When the sweep mode is set to “Sweep” and the trigger mode is set to “Step”, the data is automatically recorded for each sweep.

  • Page 45: External Modulation

    TUNABLE SEMICONDUCTOR LASER TSL- 510 6-5 External Modulation This product is equipped with a function for modulating the intensity of optical power using external modulation signals. The modulations are classified as either low- frequency or high-frequency according to the frequency band of the modulation signal.

  • Page 46: High-Frequency Modulation(Option)

    TSL-510 OPERATION MANUAL 4. Input the modulation signal into the BNC connector labeled “LF Mod.” inside the cover at the bottom of the front panel. Analog Output Analog Input LF Mod. RF Mod. Low-frequency modulation signal input Specifications Modulation bandwidth: DC to 400kHz Input level: 0 to –2V...
  • Page 47 TUNABLE SEMICONDUCTOR LASER TSL- 510 Analog Output Analog Input LF Mod. RF Mod. High-frequency modulation signal input For your safety and to avoid damaging the device, be careful of the following points when using this device. WARNING! ・Never apply voltage out of the input level range. Doing so may cause damage. ・Input the high-frequency modulation signal with the current being injected to the LD.

  • Page 48: Analog Signal Input

    TSL-510 OPERATION MANUAL 6-6 Analog signal input A function used to fine-tune the wavelength according to the external input voltage. Input the signal into the BNC connector labeled ”Analog Input” inside the cover at the bottom of the front panel.

  • Page 49: Analog Signal Output

    TUNABLE SEMICONDUCTOR LASER TSL- 510 6-7 Analog signal output A function used to output voltage between 0 V and 2 V according to the wavelength or power mode. The signal is output from the BNC connector labeled ”Analog Output” inside the cover at the bottom of the front panel.
  • Page 50 TSL-510 OPERATION MANUAL 4. The analog output setting screen appears. 5. Select one signal source of the analog output from the times in “Source: ” with keys, or the dial. F4 キー Select one from the following four sources. Disable λ...
  • Page 51 TUNABLE SEMICONDUCTOR LASER TSL- 510 In sweep mode: Outputs voltage between 0 V and 2 V in proportion to the wavelength in the sweep range. Example: When sweeping from 1520 to 1560 nm, 1520 nm → 0 V 1540 nm → 1 V 1560 nm →...

  • Page 52: Power Monitor Signal Output

    This feature outputs the voltage according to integrated power monitor. It can be used to compensate output power fluctuation in real time, for example. (This feature is best recommended to be used with Santec’s SPU-100 as WDL/PDL measurement solution, Santec’s Swept Test System)

  • Page 53: Wavelength Memory Function

    TUNABLE SEMICONDUCTOR LASER TSL- 510 6-9 Wavelength memory function A function used to set the oscillation wavelength to a wavelength stored in memory. A total of 100 wavelength values can be stored. F3 key ■ 6-9-1 Wavelength readout 1. Press Memory (F3 key) on the wavelength setting screen. 2.

  • Page 54: Wavelength Registration

    TSL-510 OPERATION MANUAL ■ 6-9-2 Wavelength registration 1. Set the desired wavelength following general wavelength setting steps. (Refer to “5. Basic operation”.) 2. Press Memory (F3 key) on the wavelength setting screen. 3. The wavelength memory screen appears. 4. Move the cursor to the desired number with the △ ▽ keys, or the dial. Press Store (F1 key) to change the wavelength at the cursor position to the desired wavelength.
  • Page 55 TUNABLE SEMICONDUCTOR LASER TSL- 510 6-10 Changing the unit of the wavelength 1. Change the screen to the wavelength setting screen. See ”5-3. Setting the wavelength” on how to change. 2. Press nm/THz (F1 key). F1 key 3. The display/input unit is changed. 4.
  • Page 56 TSL-510 OPERATION MANUAL 6-11 Changing the unit of the power 1. Press mW/dBm (F1 key) on the power setting screen. F1 key 2. The display/input unit is changed. All units will be changed on all screens, including this screen. 3. Do the same operation when switching back to the original setting.

  • Page 57: Internal Shutter

    TUNABLE SEMICONDUCTOR LASER TSL- 510 6-12 Internal shutter Internal shutter is used to temporarily interrupt the optical power. Turn the LD OFF when interrupting for a long time. (Refer to “5-2. LD output”.) 1. Press Shutter (F3 key) on the power setting screen. F3 key 2.

  • Page 58: Changing The Password

    TSL-510 OPERATION MANUAL 6 -13 Changing the password Change the password at startup. 1. Move to the screen for various settings from the main screen using Menu (F4 key) → Next (F4 key) → Next (F4 key). 2. Press Passwd (F1 key).

  • Page 59: Displaying The Product Information

    TUNABLE SEMICONDUCTOR LASER TSL- 510 6 -14 Displaying the product information Display the various product information. 1. Move to the screen for various settings from the main screen using Menu(F4 key) → Next (F4 key) → Next (F4 key) . 2.

  • Page 60: Setting The Wavelength Offset

    TSL-510 OPERATION MANUAL 6 -15 Setting the wavelength offset Add a constant offset to the output wavelength. If there is a difference between the set and output wavelengths, the output wavelength can be calibrated using the values measured with a wavemeter, optical spectrum analyzer, or similar device.
  • Page 61 TUNABLE SEMICONDUCTOR LASER TSL- 510 6. Press Clear (F2 key) to return the offset to “0”. F2 key 6-25...
  • Page 62 TSL-510 OPERATION MANUAL 6-26...

  • Page 63: Operation By Communication

    TUNABLE SEMICONDUCTOR LASER TSL- 510 Operation by Communication CAUTION Before inserting and extracting the connectors for the communication cables, make sure to turn off the power to the device to avoid damaging the device. This device supports GP-IB, RS-232C, and USB as means of communication. Available commands vary according to the communication method used.

  • Page 64: Gp-Ib Function

    TSL-510 OPERATION MANUAL CAUTION Do not disconnect or connect a cable from and to devices connected with GP- IB cable, do not short-circuit connector, and do not turn ON/OFF the devices. Otherwise, action may be stopped, error may occur, causing a failure. In the event of trouble owing to these causes, reset all the connected devices, and then activate the system once again.

  • Page 65: Setting The Address, Delimiter, And Command Set

    SCPI consortium (Command set 1). This command set has high compatibility with other companies’ instruments. Select “santec” when using commands based on our existing original commands (Command set 2). This command set has high compatibility with our existing products.

  • Page 66: Rs-232C

    TSL-510 OPERATION MANUAL Refer to “7-4-1. Command set 1”. 3. Go back with the Back or Home key after setting. 7- 2 RS-232C ■ 7-2-1. Connection Connect the cable with D-sub 9 pins to the RS-232C connector on the real panel.

  • Page 67: Setting The Transmission Speed, And The Delimiter

    2. Go back with the Back or Home key after setting. ■ 7-2-3. Command Only Command set 2 can be used. Refer to “7-4-2. TSL-510 Specific Command List (Command set 2)” 7- 3 USB ■ 7-3-1. Connection Connect the B-type connector cable to the USB connector on the rear panel.

  • Page 68: Communication Conditions And System Requirements

    TSL-510 OPERATION MANUAL ■ 7-3-2. Communication conditions and system requirements USB 2.0 compatible Transfer speed: 1 MBps (with D2XX driver) Transfer speed: 300 KBps (with VCP driver) Transfer FIFO size Sending FIFO：384 bytes Receiving FIFO: 128 bytes Setting the Delimiter: The delimiter of the command is “CR”.

  • Page 69: Installing A Driver Software

    TUNABLE SEMICONDUCTOR LASER TSL- 510 ■ 7-3-3. Installing a Driver Software To enable USB communication, USB driver software must be installed. 1. Pop-up message shown in Figure 7-3-3-1 will appear when TSL-510 is connected to PC by USB cable. Figure7-3-3-1. Pop-up message 2.
  • Page 70 TSL-510 OPERATION MANUAL 3. Open “Device Manager” (Figure 7-3-3-4) and open “TSL-510” under “Other devices.” Right-click on “TSL-510” and click on “Update Driver Software...”. TSL-510 Figure7-3-3-4. Device manager 4. Click on “Browse my computer for driver software” when message window (Figure 7-3-3-5) appears.
  • Page 71 TUNABLE SEMICONDUCTOR LASER TSL- 510 5. On message window (Figure 7-3-3-6), click on “Browse” button to select the driver software location under DVD-ROM included in package. (e.g. D:\English\USB driver on Figure 7-3-3-6) Figure7-3-3-6. Search for driver software location 6. Installation will automatically start. Message window Figure 7-3-3-7 will appear. Figure7-3-3-7.
  • Page 72 TSL-510 OPERATION MANUAL 7. If a Windows Security message in Figure 7-3-3-8 appears, please click on “Install this driver software anyway” to proceed. Figure7-3-3-8. Security warning 8. Installation is completed successfully when Figure 7-3-3-9 appears. Click on “Close” to exit the installation.

  • Page 73: Command

    (Command set 2)”. 7- 4 Command Reference Two kinds of command sets are provided for the TSL-510. Select one of them in advance and use the commands in that category. Commands in one command set cannot be used with commands in the other command set simultaneously.

  • Page 74: Command Set 1 (Complies With Ieee-488.2)

    TSL-510 OPERATION MANUAL ■ 7- 4 -1. Command set 1 (complies with IEEE-488.2) 1. Common Command List Available for IEEE-488.2 common commands in the following list. Common Commands (Command set 1 Group) Command Description Page Identification Query *IDN? 7-15 Returns strings that identify the device.
  • Page 75 TUNABLE SEMICONDUCTOR LASER TSL- 510 2. TSL-510 Status system When Command set 1 is selected, the following status systems with four registers are provided. (1) Status Byte Register (STBR) (2) Service Request Enable Register (SRER) (3) Standard Event Status Register (SESR)
  • Page 76 TSL-510 OPERATION MANUAL RQS (Request Service Bit): RQS is set when a Service Request is issued. ESB (Event Status Bit): ESB is set when any of the bits of the Standard Event Status Register (SESR) is set. MAV (Message Available Bit): MAV is set when output data is prepared.
  • Page 77 Response SANTEC,TSL-510,########,****.**** # field = serial number of the device in 8 digits. * field = firmware version as 4 digits + .(period) + 4 digits. Example *IDN? → SANTEC,TSL-510,06020001,0001.0000 2) *RST Device Reset Syntax *RST Description Aborts standby operation.
  • Page 78 TSL-510 OPERATION MANUAL 4) *OPC? Operation Complete Query Syntax *OPC? Description Places 1 in the output queue when all operation processing has completed. Response 0: (In operation) 1: (Operation completed) 5) *CLS Clear Status Syntax *CLS Description Clears all event registers and queues and reflects the summary in the Status Byte Register.
  • Page 79 TUNABLE SEMICONDUCTOR LASER TSL- 510 　 9) *SRE Service Request Enable Register Setting Syntax *SRE<wsp><value> Description Sets the Service Request Enable Register (SRER). Parameter Setting value from 0 to 255 Response None 10) *SRE? Service Request Enable Register Query Syntax *SRE? Description Places the value of the Service Request Enable Register...
  • Page 80 TSL-510 OPERATION MANUAL 4. TSL-510 Specific command overview An overview of the specific commands available in Command set 1 is shown in the following table. TSL-510 Specific Command List (Command set 1 Group) Command Description Page :SPECial:REBoot Resets the device.
  • Page 81 TUNABLE SEMICONDUCTOR LASER TSL- 510 Command Description Page :TRIGger:OUTPut Sets the timing of the trigger signal output. 7-27 Reads out the timing setting of the trigger :TRIGger:OUTPut? 7-27 signal output. Sets the interval of the trigger signal :TRIGger:OUTPut:STEP[:WIDTh] 7-27 output. Reads out the interval of the trigger signal :TRIGger:OUTPut:STEP[:WIDTh]? 7-27...
  • Page 82 TSL-510 OPERATION MANUAL Command Description Page [:SOURce]:WAVelength:FINe Sets the fine-tuning 7-33 Reads out the setting value of the [:SOURce]:WAVelength:FINe? 7-33 fine-tuning. [:SOURce]:WAVelength:FINe:DISable Disables the fine-tuning. 7-34 Sets the output wavelength in optical [:SOURce][:WAVelength]:FREQuency 7-34 frequency. Reads out the output wavelength in...
  • Page 83 TUNABLE SEMICONDUCTOR LASER TSL- 510 Command Description Page [:SOURce] Sets the step interval (frequency) of [:WAVelength]:FREQuency:SWEep: 7-40 step sweeps. STEP[:WIDTh] [:SOURce] Reads out the step interval (frequency) [:WAVelength]:FREQuency:SWEep: 7-40 of step sweeps. STEP[:WIDTh]? [:SOURce]:WAVelength:SWEep[:STATe] Sets the sweep mode state. 7-40 Reads out the current sweep mode [:SOURce]:WAVelength:SWEep[:STATe]? 7-40...
  • Page 84 TSL-510 OPERATION MANUAL 5. TSL-510 specific command detailed description Specific commands in Command set 1 are described in detail as follows. 1) System related commands :SPECial:REBoot Syntax :SPECial:REBoot Description Resets the device. Parameter None Response None Example :SPEC:REB :SYSTem:ERRor? Syntax...
  • Page 85 TUNABLE SEMICONDUCTOR LASER TSL- 510 :SYSTem:COMMunicate:GPIB:ADDRess Syntax :SYSTem:COMMunicate:GPIB:ADDRess<wsp><value> Description Sets the GPIB address. Parameter Integer from 1 to 30 Response None Example :SYST:COMM:GPIB:ADDR 10 Sets the GPIB address to “10”. :SYSTem:COMMunicate:GPIB:ADDRess? Syntax :SYSTem:COMMunicate:GPIB:ADDRess? Description Reads out the GPIB address. Parameter None Response Integer from 1 to 30...
  • Page 86 TSL-510 OPERATION MANUAL :SYSTem:COMMunicate:SERial:SPEed Syntax :SYSTem:COMMunicate:SERial:SPEed<wsp> <value> Description　 Sets the speed of serial communication. Parameter 0：2400 bps 1：4800 bps 2：9600 bps 3：19200 bps Response None Example : SYST:COMM:SER:SPE 2 Sets the serial communication speed to “9600 bps”. :SYSTem:COMMunicate:SERial:SPEed? Syntax :SYSTem:COMMunicate:SERial:SPEed? Description　...
  • Page 87 TUNABLE SEMICONDUCTOR LASER TSL- 510 Response 0：CR 1：LF 2：CR+LF Example : SYST:COMM:SER:DEL? → 1 Indicates that the serial communication delimiter is ”LF”. :SYSTem:LOCK? Syntax :SYSTem:LOCK? Description　 Reads out interlock and system lock status. Parameter None Response 0: Unlocked 1: System locked (Password is required) 2: Interlock is on 3: Interlock and system lock on Example...
  • Page 88 TSL-510 OPERATION MANUAL :TRIGger:INPut:EXTernal Syntax : TRIGger:INPut: EXTernal <wsp> <value> Description Sets Enable/Disable of the external trigger signal input. Parameter 0：Disable 1：Enable Response None Example :TRIG:INP:EXT 1 Enables the external trigger signal input. :TRIGger:INPut:EXTernal? Syntax :TRIGger:INPut:EXTernal? Description　 Reads out the setting of the external trigger signal input.
  • Page 89 TUNABLE SEMICONDUCTOR LASER TSL- 510 :TRIGger:OUTPut Syntax :TRIGger:OUTPut <wsp> <value> Description Sets the timing of the trigger signal output. Parameter　 0：None 1：Stop 2：Start 3：Step Response None Example :TRIG: OUTP 1 Sets the timing of the trigger signal output to be at sweep completion. :TRIGger:OUTPut? Syntax :TRIGger: OUTPut?
  • Page 90 TSL-510 OPERATION MANUAL Response Range：0.005 〜 120　 （nm） （A/B type） 　　　　　　 0.001 〜 120　 （nm） （C/D type） 　　　 Step：0.001 （nm） Example :TRIG: OUTP: STEP? → 10.000 Indicates that the trigger signal output interval is 10 nm. 3）Optical output characteristic related commands...
  • Page 91 TUNABLE SEMICONDUCTOR LASER TSL- 510 Response 0: LD OFF 1: LD ON Example : POW:STAT? → 1 Indicates that the LD is ON. [:SOURce]:POWer:ATTenuation Syntax [:SOURce] :POWer : ATTenuation <wsp> <value> Description Sets the attenuator value. Parameter　 Range：0 〜 30 　(dB) Step：0.01 (dB) Response...
  • Page 92 TSL-510 OPERATION MANUAL [:SOURce]:POWer:SHUTter Syntax [:SOURce]: POWer : SHUTter<wsp> <value> Description Sets Open/Close status of the internal shutter. Parameter 0：Shutter Open 1: Shutter Close Response None Example : POW : SHU T 1 Closes the internal shutter. [:SOURce]:POWer:SHUTter? Syntax [:SOURce]:POWer:SHUTter? Description　...
  • Page 93 TUNABLE SEMICONDUCTOR LASER TSL- 510 Parameter　 Range: 30dB up to peak power Typical value for type A/C -17 ~ +13dBm (0.02 ~ 20mW) Typical value for type B/D -27 ~ +3dBm (0.01 ~ 2mW) The available range of output power depends on the product characteristics.
  • Page 94 TSL-510 OPERATION MANUAL Response Range: 30dB up to peak power Typical value for type A/C -17 ~ +13dBm (0.02 ~ 20mW) Typical value for type B/D -27 ~ +3dBm (0.01 ~ 2mW) The available range of output power depends on the product characteristics.

  • Page 95: Description

    TUNABLE SEMICONDUCTOR LASER TSL- 510 Example :WAV:UNIT? → 1 Indicates that the wavelength unit is THz. [:SOURce]:WAVelength Syntax [:SOURce]:WAVelength<wsp><value> Description　 Sets the output wavelength. Parameter Range：Range: Minimum setting wavelength to Maximum　 (nm) Step：0.001 (nm) Response None Example :WAV 1550 Sets the output wavelength to 1550nm. [:SOURce]:WAVelength? Syntax [:SOURce]:WAVelength[:MINimum|:MAXimum]?

  • Page 96: Disables The Fine-Tuning

    TSL-510 OPERATION MANUAL [:SOURce]:WAVelength:FINe:DISable Syntax [:SOURce]:WAVelength:FINe:DISable Description　 Disables the fine-tuning. Parameter None Response None Example :WAV:FIN:DIS [:SOURce][:WAVelength]:FREQuency Syntax [:SOURce][:WAVelength]:FREQuency<wsp> <value> Description　 Sets the output wavelength in optical frequency. The unit is THz. When the unit is returned to wavelength (nm), execute the [:SOURce]:WAVelength:UNIT 0 command.

  • Page 97: Reads Out The Setting Of The Number Of

    TUNABLE SEMICONDUCTOR LASER TSL- 510 [:SOURce]:WAVelength:SWEep:CYCLes? Syntax [:SOURce]:WAVelength:SWEep:CYCLes? Description　 Reads out the setting of the number of wavelength sweeps. Parameter None Response Range：0 〜 999　　 Step：1 Example :WAV:SWE:CYCL? → 100 Indicates that the number of sweeps is set to 100. [:SOURce]:WAVelength:SWEep:COUNt? Syntax [:SOURce]:WAVelength:SWEep:COUNt?

  • Page 98: Each Step In Step Sweep Operation

    TSL-510 OPERATION MANUAL [:SOURce]:WAVelength:SWEep:DWELl Syntax [:SOURce]:WAVelength: SWEep:DWELl <wsp> <value> Description　 Sets the amount of time spent during each step in step sweep operation. The wait time between each sweep is also set to the same value. This wait time does not include the time required for wavelength conversion.

  • Page 99: Sets The Speed For Continuous Sweep

    TUNABLE SEMICONDUCTOR LASER TSL- 510 Example :WAV:SWE:MOD? → 1 Indicates that the sweep mode is set to Continuous operation, One-way. [:SOURce]:WAVelength:SWEep:SPEed Syntax [:SOURce]:WAVelength:SWEep:SPEed <wsp> <value> Description　 Sets the speed for continuous sweep. Parameter Range：1.0 〜 100 (nm/s) Step：0.1 (nm/s) Response None Example :WAV:SWE:SPE 100...
  • Page 100 TSL-510 OPERATION MANUAL [:SOURce]:WAVelength:SWEep:STOP Syntax [:SOURce]:WAVelength:SWEep:STOP<wsp> <value> Description　 Sets the sweep end wavelength. Parameter Range: Wavelength range (nm) Step：0.001 (nm) Response None Example :WAV:SWE:STOP 1620 Sets the sweep end wavelength to 1620 nm. [:SOURce]:WAVelength:SWEep:STOP? Syntax [:SOURce]:WAVelength:SWEep:STOP ? Description　 Reads out the sweep end wavelength.
  • Page 101 TUNABLE SEMICONDUCTOR LASER TSL- 510 [:SOURce][:WAVelength]:FREQuency:SWEep:STARt Syntax [:SOURce] [:WAVelength]: FREQuency: SWEep: STARt <wsp> <value> Description　 Sets the sweep start frequency. Parameter Range: Frequency tuning range (THz) Step：0.0001 (THz) Response None Example : FREQ : SWE : STAR 185.0570 Sets the sweep start frequency to 185.0570 THz. [:SOURce][:WAVelength]:FREQuency:SWEep:STARt? Syntax [:SOURce][:WAVelength]:FREQuency:SWEep:STARt?
  • Page 102 TSL-510 OPERATION MANUAL [:SOURce][:WAVelength]:FREQuency:SWEep:STEP[:WIDTh] Syntax [:SOURce][:WAVelength]:FREQuency:SWEep:STEP[:WIDTh]<wsp><value> Description　 Sets the step interval (frequency) of step sweeps. Parameter Range：0.0000 〜 5.0000 (THz) Step：0.0001 (THz) Response None Example :FREQ:SWE:STEP 0.01 Sets the step interval (frequency) to 0.01 THz. [:SOURce][:WAVelength]:FREQuency:SWEep:STEP[:WIDTh]? Syntax [:SOURce][:WAVelength]:FREQuency:SWEep:STEP[:WIDTh]? Description　 Reads out the step interval (frequency) of step sweeps.
  • Page 103 TUNABLE SEMICONDUCTOR LASER TSL- 510 Response 0: Stop 1: Operation 2: Pause 3: Trigger standby 4: Returning to START wavelength * When state is “4”, sweep “STOP” and “PAUSE” command are not accepted. Example :WAV:SWE? → 1 Indicates that a sweep is in operation. [:SOURce]:WAVelength:SWEep[:STATe]:REPeat Syntax [:SOURce]:WAVelength:SWEep[:STATe]:REPeat...
  • Page 104 TSL-510 OPERATION MANUAL Response Ex.: #42000 ..□□□□□□□□ The “4” after the “#” indicates the number of digits following “4”. The following four digits, “2000”, indicate the amount of recorded data in byte units. In this example, there are 2000 bytes of data (500 points).

  • Page 105: Specific Command Set List (Command Set 2)

    TUNABLE SEMICONDUCTOR LASER TSL- 510 ■ 7-4-2. TSL-510 Specific Command set List (Command set 2) This Command set maintains compatibility with existing Santec products, though does not satisfy the requirements specified in IEEE-488.2. Only Command set 2 is available at control when using USB or RS-232C.
  • Page 106 TSL-510 OPERATION MANUAL Command Description Pause the sweep. 7-51 Stop the sweep. 7-52 Resume the sweep from pause state. 7-52 Issues a soft trigger. 7-52 Reads out the current number of completed sweeps. 7-52 Reads out the current sweep condition.
  • Page 107 TUNABLE SEMICONDUCTOR LASER TSL- 510 2. TSL-510 specific command detailed description Specific commands in Command set 2 are described in detail as follows. *IDN? Syntax *IDN? Description A query to identify the device; places strings of device information such as the name, firmware, and version in the output queue.
  • Page 108 TSL-510 OPERATION MANUAL FQ192.0000 Reads out the currently set value → 192.0000 Indicates that the currently set frequency is 192.0000THz. Syntax FT<value> Description Sets the Fine-Tuning value. When parameter is not specified, reads out the value currently set. Parameter Range: -100 ~+ 100 Step: 0.01...
  • Page 109 TUNABLE SEMICONDUCTOR LASER TSL- 510 → 000.100 Indicates that the currently output power is 0.1mW. Syntax Description Sets the power control to Auto. Parameter None Response None Syntax Description Sets the power control to Manual. Parameter None Response None Syntax AT<value>...
  • Page 110 TSL-510 OPERATION MANUAL Syntax SS<value> Description Sets the sweep start wavelength. When parameter is not specified, reads out the currently set value Parameter Range: Minimum setting wavelength to Maximum (nm) Step: 0.001(nm) Response Currently set value. A value is returned both on setting and on reading.
  • Page 111 TUNABLE SEMICONDUCTOR LASER TSL- 510 Response Currently set value. A value is returned both on setting and on reading. Example Sets the sweep stop frequency to 199.8616THz. FF199.8616 Reads out the currently set value. → 199.8616 Indicates that the currently set stop frequency is 199.8616THz. Syntax SA<value>...
  • Page 112 TSL-510 OPERATION MANUAL Example Sets the number of sweeps to 100. SZ100 Reads out the currently set value. → 000100 Indicates that the number of sweeps is set to 100. Syntax SN<value> Description Sets the speed for continuous sweep. When parameter is not specified, reads out the currently set value.
  • Page 113 TUNABLE SEMICONDUCTOR LASER TSL- 510 → 00.1000 Indicates that the step interval (frequency) is 0.1THz. Syntax SM<value> Description Sets the sweep operation mode. When parameter is not specified, reads out the currently set value. Parameter 1: Continuous operation, One-way 2: Continuous operation, Two-way 3: Step operation, One-way 4: Step operation, Two-way 5: Step operation, One-way (constant frequency interval)
  • Page 114 TSL-510 OPERATION MANUAL Parameter None Response None Example Pauses the sweep. Syntax Description Stops the sweep. In continuous operation mode, the sweep is continued to the stop wavelength, and stop. Send pause command “SP” and then send “SQ” to stop a sweep before reaching the end wavelength.
  • Page 115 TUNABLE SEMICONDUCTOR LASER TSL- 510 Response 0: Stop 1: Executing 2: Pause 3: Awaiting Trigger 4: Setting to sweep start wavelength *When in state “4”, sweep stop/pause commands are not accepted. Example → 1 Indicates that a sweep is in operation. Syntax Description Sets Enable of the external trigger signal input.
  • Page 116 TSL-510 OPERATION MANUAL Response None Syntax Description Turns OFF the coherent control. Parameter None Response None Syntax GA<value> Description Sets GPIB address. When parameter is not specified, reads out the currently set value. Parameter Range: 1 ~ 30 Step: Response...
  • Page 117 TUNABLE SEMICONDUCTOR LASER TSL- 510 Response Currently set value Example Sets the command delimiter to CR+LF. Syntax Description Reads out the status. Parameter None Response Status. Status is shown by the first sign and the numerical value of six digits. The state that each digit shows is as follows. Code digit digit...
  • Page 118 TSL-510 OPERATION MANUAL Example Reads status. → -000005 LD is ON ,wavelength tuning is operating and attenuator tuning is operating. Detail description of the 4th digit Power monitor Value Power control Attenuator control range control Auto Hold Auto Manual Hold (Manual)
  • Page 119 TUNABLE SEMICONDUCTOR LASER TSL- 510 Example → 00E6686000E68F7000E6B680 (in Hexadecimal number) It includes three 4-byte data and they are transformed to 15100000 15110000 15120000 in decimal numbers. Syntax Description Turns the status of external modulation bandwidth broader. This command is necessary when LF modulation is used. Parameter None Response...
  • Page 120 TSL-510 OPERATION MANUAL 7-58...

  • Page 121: Operating Principles

    RS-232C Control Circuit Trigger signal TSL-510 block diagram This device consists of an external cavity laser, optical attenuator, optical power monitor, Wavelength monitor(type C/D only) and an electronic control circuit. As shown in Fig.2, the external cavity laser consists of a laser diode (LD), diffraction grating and a mirror.
  • Page 122 TSL-510 OPERATION MANUAL...

  • Page 123: Specifications

    TUNABLE SEMICONDUCTOR LASER TSL-510 Specifications...
  • Page 124 TSL-510 OPERATION MANUAL...

  • Page 125: Maintenance

    Connection of the optical fiber with dust and dirt on the end of the optical connector of TSL-510 cause loss of optical output, therefore, clean the connector periodically. The optical adapter arranged at the optical connector may be pulled out by removing fixation screws, therefore, remove it and clean the end of the optical connector.

  • Page 126: Replacing Fuses

    10 - 4 Inspection/Calibration TSL-510 is warranted for a period of one year. Inspection and calibration on a regular basis (once every 12 months) is recommended.Please contact our Sales Department concerning requests for instrument inspection/calibration or consultation on other matters.

  • Page 127: Re-Packing And Shipping

    TUNABLE SEMICONDUCTOR LASER TSL-510 Re-Packing and Shipping Special attention for re-packing and shipping is required when you ship the instrument for repair or to a remote location. 11-1 Re-Packing Please make sure that the original shipping box is used during the shipment, according to the following instructions.

  • Page 128: Packing Instruction

    TSL-510 OPERATION MANUAL 11-2 Packing Instruction 1 Please pack the instrument as shown below. < Side Angle > Absorb the shock during the shipment by holding the instrument with fi lms that works as a cushion from the top and the bottom 2 Close the box while applying the pressure.

  • Page 129: Troubleshooting

    TUNABLE SEMICONDUCTOR LASER TSL-510 Troubleshooting Fault condition Cause Action No power Cord is unconnected. Connect cord properly. No fuse or fuse is blown out Open the fuse box lid and replace fuse. The unit is not turn off. Some electrical faults occur.
  • Page 130 Santec Photonics Laboratories. Our telephone number and facsimile number are shown below. However, we are not responsible for any trouble arising from your own repair or modification on this product.

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