Topcon SR-5 Instruction Manual
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Topcon SR-5 Instruction Manual

Topcon SR-5 Instruction Manual

Spectroradiometer
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INSTRUCTION MANUAL
Spectroradiometer
Rev.3

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Summary of Contents for Topcon SR-5

  • Page 1 INSTRUCTION MANUAL Spectroradiometer Rev.3...
  • Page 3 Introduction Thank you for your purchasing Topcon Technohouse Corporation Spectroradiometer SR-5/SR-5A. The spectroradiometer SR-5/SR-5A can measure the reflected light of the following machines with high precision, even if the luminance of the light is extremely low: - LCD of smartphone, tablet, TV and others;...

  • Page 4: Safety Precautions

    Safety Precautions The instruction panels on the device and this Instruction Manual describe important things to prevent the dangers to the operator or others and damages to your properties from occurring, and to secure your operating this device. Be sure to understand the following indications and symbols. Then, read the precautions and the contents, and observe the written instructions fully.
  • Page 5 AC adapter cable from the outlet. Continuing to use the instrument may cause fire. Please contact the local retailer from which you purchased the instrument or Obligatory TOPCON TECHNOHOUSE CORPORATION. Caution Symbols Preventive matters Never watch the sun or the filament of an electric bulb directly.

  • Page 6: Precautions For Use

    (for example, in a car). ・To maintain the measurement precision, be sure to perform the calibration at least once a year. For the calibration, consult the local retailer from which you purchased the instrument or TOPCON TECHNOHOUSE CORPORATION. ・When the calibration is performed, the measurement data stored in this instrument are completely erased.

  • Page 7: User Maintenance

    User Maintenance Maintenance works other than instructed in this manual must not be carried out by anybody other than our servicing staff in order to keep the safety and performance. However, the following matters can be performed by the user for maintenance. Please read the section relevant to the maintenance method in this manual.

  • Page 8: Table Of Contents

    CONTENTS Introduction Safety Precautions Notation in This Manual 1. Before Using the System ..................... 1 1.1 Checking the Instrument and Accessories ..................1 1.2 Names and Functions of Components ....................2 Preparation ............................ 7 1.3.1 Connecting AC adapter ......................7 1.3.2 Connecting PC ..........................
  • Page 9 3.2.8 Integral Time Delay Function ....................52 3.2.8.1 Setting of Delay Time ......................53 3.2.9 Average Measurement ......................54 3.2.9.1 Averaging Times ........................ 55 3.2.10 Measuring Speed ........................56 3.2.10.1 “High Speed” Calibration ....................57 3.2.11 How to Connect PC ......................... 58 3.2.12 RS-232C Parameters ......................
  • Page 10 4.1.22 LDF# Command ........................95 4.1.23 LDFR Command ........................95 4.1.24 LDD_# Command ........................95 4.1.25 LDDR Command ........................96 4.1.26 FLD[n] Command ........................96 4.1.27 FLDR Command ........................96 4.1.28 NL_# Command ........................97 4.1.29 N[n] Command ........................97 4.1.30 [n]S Command .........................
  • Page 11 Specifications and Performance ......................117 Block Diagram ............................125 Internal Calculation Processing ......................126 External Dimensional Diagram ......................128...

  • Page 12: Notation In This Manual

    Notation in This Manual Description in this Manual is in accordance with the following notation. Notation Description This indicates the menu button displayed on the touch panel screen. [Function] This indicates the reference section in this manual. ☞ 「 」 This indicates other manuals for reference.

  • Page 13: Before Using The System

    If any of them is not found, please contact the local retailer from which you purchased the instrument or TOPCON TECHNOHOUSE CORPORATION. ・Instrument (SR-5/SR-5A) ・Objective lens cap ・Eyepiece lens cap ・SR-5/SR-5A Quick manual ・Colorimetry program CS-900A/Instruction manual ・AC adapter ・USB cable ・Dust filter ・Inspection report...

  • Page 14: Names And Functions Of Components

    1.2 Names and Functions of Components Using the SR-5A instrument illustration, the names and functions of the components, which are common to SR-5/SR-5A, will be described. Handle Focus adjustment ring Air exhaust hole Objective lens Diopter adjustment ring Eyepiece lens...
  • Page 15 Power switch: This is the power switch of the instrument. DC input connector: Insert the output plug of the AC adapter, which is the accessory of the instrument, into this connector. Touch panel: This indicates a variety of information such as the measurement data or the measurement conditions.
  • Page 16 Display of touch panel ■ Initial screen After turning ON the power, this screen appears during initialization. These screens are repeatedly displayed during initialization. ■ Screen during measurement Normally the whole screen is black. Press an optional position on the touch panel, and measurement information is displayed.
  • Page 17 ■ Cancel of measurement Press the [Cancel] button during measurement. The following message is displayed and measurement is suspended. ■ Measurement result screen This screen appears after finishing measurement. ① ② ③ ⑩ ④ ⑬ ⑫ ⑤⑪ ⑨ ⑥ ⑦ ⑧...
  • Page 18 Press one of [Selection item] buttons, and the item selection screen appears. You can select the display items. Press the [Condition] button. The measurement conditions of the measurement number being displayed are indicated. [Display] Data No. : Indicates the measurement number. Indicates whether the measurement data is “Absolute value”...

  • Page 19: Preparation

    Preparation 1.3.1 Connecting AC adapter Be sure to use the AC adapter which is the standard or optional accessory. The defective AC adapter may cause fire or electric shock. Obligatory Be sure to remove the dust or moisture around the plug and outlet of AC adapter. This may cause fire.

  • Page 20: Connecting Pc

    ・ When carrying out USB communication, it is necessary to install a proper driver. ☞ “4.3 Installing USB Driver” Do not connect/disconnect the connectors while the instrument is powered. Note D-sub25Pin D-sub9Pin DOS/V SR-5/SR-5A Female Male RXD(RD) TXD(SD) DTR(ER) SG(SG) DSR(DR)

  • Page 21: Alignment Of Measurement Target

    1.3.3 Alignment of Measurement Target Never watch the sun or the filament of an electric bulb directly. This may injure your eyes. Prohibited When using the tripod mounting screw hole or the jig mounting screw hole, use the specified screw. Do not tighten the screw excessively.
  • Page 22 5 Perform alignment for the measurement target. Turn the focus adjustment ring of the objective lens to bring the measurement target into focus. Adjust the focus adjustment ring of the objective lens in the same direction. If the adjusting direction is different, the measurement target position may be Note improperly moved.

  • Page 23: How To Turn On/Off The Power

    1.3.4 How to Turn On/Off the Power To turn ON the power, tilt the power switch rightward. When the power is ON, the initial screen appears on the touch panel. After initialization is completed, the last measured data is indicated. These screens are repeatedly displayed until initialization is completed.
  • Page 24 To turn OFF the power, tilt the power switch leftward. - 12 -...

  • Page 25: Opening/Closing The Viewfinder Shutter

    1.3.5 Opening/Closing the Viewfinder Shutter When the brightness of the measurement target is extremely low or when there is a luminous body at the viewfinder side, set the viewfinder shutter to “Close” to block the stray light from the viewfinder. “Open”...

  • Page 26: Replacing The Dust Filter

    • The quantity of dust filter as the accessory for replacing is ten. When you want to purchase more dust filters, please give an order to the local retailer from which purchased instrument TOPCON TECHNOHOSE CORPORATION. ☞ “1.1 Checking the Instrument and Accessories” - 14 -...

  • Page 27: Measurement Operation

    2. Measurement Operation Single Measurement (Single) The procedures to perform single measurement are described below. The measurement data is stored at the number next to the measurement number being indicated on the screen. When there is the data registered with the same Note number, the existing data is overwritten.
  • Page 28 3 When the measurement is finished, the measurement result is indicated. The current set values are indicated on [Field], [Mode] and [Speed]. Each time measurement is ended, the measurement number [No. **] is increased by 1. - 16 -...

  • Page 29: Continuous Measurement (Auto Run)

    Continuous Measurement (Auto Run) The procedures to perform continuous measurement are described below. The measurement data is stored at the measurement number being indicated on the screen. The measurement data is stored up to 25. After the twenty-fifth Note data, the data is overwritten from No. 1 in order. 1 Change the measuring method to continuous measurement.

  • Page 30: Difference Measurement

    Difference Measurement Using this instrument, you can measure the difference from the standard data. The procedures to measure the difference are described below. Change to the difference measurement. ↓ Register or select the standard value. The standard value can be registered up to 5 in the instrument. ↓...
  • Page 31 2 After specifying the standard value number, press the [Start] button to measure the standard value. After the measurement is finished, the measurement result is indicated and is registered at the specified standard value number. The standard value is registered at the specified number. When there is the data registered with the same number, the existing data is overwritten.

  • Page 32: Display Of The Stored Measurement Data

    Display of the Stored Measurement Data The measurement data is numbered and is stored in the internal memory up to 25. You can refer to the stored data by the [DATA] button on the measurement result screen. ① ③ ② ④...
  • Page 33 When measurement is done under the condition that twenty-five measurement data are Note stored, the data is overwritten from No. 1 in order. Memo All measurement data can be deleted at a time. ☞ “3.2.24 Batch Deletion of Measurement Data/Diff Standard Data” - 21 -...

  • Page 34: Display Of Chromaticity Diagram

    Display of Chromaticity Diagram In this instrument, it is possible to indicate the chromaticity coordinate position of measurement data on a chromaticity diagram. 1 On the measurement data list screen of the [DATA] button, press the [Diagram] button. 2 On the CIE1931 and CIE1976 chromaticity diagrams, the chromaticity coordinate position of the measurement data being selected is indicated with a black point.

  • Page 35: Display Of Graph

    Display of Graph The spectrum graph of measurement data is indicated. 1 On the measurement data list screen of the [DATA] button, press the [Graph] button. 2 The spectrum is indicated on a graph. ① ② ③ ⑤ ⑥ ④ [Display] ①...

  • Page 36: Measurement By Using This Instrument

    If you observe the target directly, sometimes you cannot obtain with good repeatability. White board Measurement target SR-5/SR-5A Luminance = Measurement data Lv × Luminance ratio 2.7.2 Measuring Small Surface When measuring a smaller sample than the instrument’s diameter, use the attachment lens, which is an optional accessory.

  • Page 37: Measuring A Target Lighting By Frequency In Stabilized Condition

    2.7.3 Measuring a Target Lighting by Frequency in Stabilized Condition To measure a target lighting by frequency, follow the procedures described below. ■ When measuring with “Freq” and “Fix Freq” (frequency) mode When the lighting frequency of the target is known, set the measurement mode to “Freq” or “Fix Freq” (frequency) mode.

  • Page 38: Operation For Various Settings

    3. Operation for Various Settings Selection Item Display In this instrument, it is possible to set and display three items freely. The item setting procedures are described below. 1 Press one of the three item buttons. The item selection screen appears. The blue buttons [X], [Y] and [Z] are item buttons.
  • Page 39 Memo • The item which has already been selected is gray and cannot be selected. • Press the outside of the item selection screen frame. The item selection screen disappears. • “Wd: Dominant wavelength” is calculated by applying “CIE1931” and “white point x: 0.3333, y: 0.3333”.

  • Page 40: Function Mode

    Function Mode 3.2.1 Setting Items In this instrument, you can perform the following settings by function mode. ☞ • Setting of measurement mode “3.2.4 Measurement Mode” ☞ • Setting of Auto Mode “3.3.4.1 Auto Mode” ☞ • Setting of Manu Mode “3.3.4.2 Manu (Manual) Mode”...

  • Page 41: Shifting/Resetting To/From Function Mode

    3.2.2 Shifting/Resetting to/from Function Mode ■Function menu Using the function mode, perform a variety of setting. Make sure that the instrument is in the standby condition. Then, press the [Function] button. The system shifts to the function mode. Memo Press the [Function] button for about two seconds, and the system is changed to the key lock condition.
  • Page 42 Settings and display items of each menu are described below. (1) Measure Condition Name Function Set the measurement mode. Mode ☞ “3.2.4 Measurement Mode” Set ON/OFF of “OVER-RANGE” display in “Manu” mode and “FixInteg” ManuOver mode. This is indicated only when “Manu” mode and “FixInteg” mode are selected. Set the integral time for “Manu”...
  • Page 43 (2) Measure Option Name Function Set “Absolute value” or “Difference” for display. Abs/Diff Set whether the average measurement function is used or not. Averaging ☞ “3.2.9 Average Measurement” Set the average times for average measurement. This is indicated only when the average measurement function is used. Ave Count ☞...
  • Page 44 (4) Display Name Function Set whether the display OFF function when measuring is used or not. LightControl ☞ “3.2.16 Automatic Control of Touch Panel” Set the display brightness. Brightness ☞ “3.2.17 Brightness of Touch Panel” Set whether the automatic display OFF function when the instrument is not in operation is used or not.
  • Page 45 ■ How to cancel the function mode Press the [Exit] button on each of the menu item screens. The function menu screen appears again. Press the [Exit] button on the function menu screen. The function mode is finished and the measurement result screen appears again.

  • Page 46: Setting Of Numerical Value

    3.2.3 Setting of Numerical Value In this instrument, it is possible to set numerical values on a general numeric keypad screen. The numeric keypad operation in the function mode is common to all items. The setting of integral time in “Manu” mode will be explained as an example. 1 Press the [Measure Condition] button on the function menu.
  • Page 47 4 Set numerical values. [Button] CLR: Clears the input numerical value to zero. ESC: Invalidates the input and erases the numeric keypad screen. ENT: Decides the input numerical value and erases the numeric keypad screen. 5 After the setting is completed, press the [ENT] button to decide the numerical value. Memo •...

  • Page 48: Measurement Mode

    ☞ “3.2.4.3 Freq (Frequency) Mode” Used to carry out “Line input” of the vertical synchronizing signal into SR-5/SR-5A and (4) Sync: perform measurement as synchronizing. The optimal integral time and filter position are set according to the input synchronizing signal and the brightness of the target.
  • Page 49 (6) FixFreq: When measuring the same target whose light frequency is known, use this mode to measure the frequency with the fixed filter position. The optimal integral time is set according to the set frequency, filter position and the brightness of the target. ☞...

  • Page 50: Auto Mode

    3.2.4.1 Auto Mode When “Auto” is set as the measurement mode, set the optimal integral time and filter position and perform measurement. In addition, the maximum integral time can be set. This mode is effective in order to set the upper limit of the integral time and shorten the measurement time when measuring in low luminance status.
  • Page 51 3 Set the maximum integral time. Setting range SR-5：Normal 5000 - 60000ms、High 5000 - 30000ms SR-5A: Normal 5000 – 60000ms, High 5000 – 30000ms 4 Press the [ENT] button to decide the value. Memo • When the numeric keypad screen appears first, the current numerical value is indicated.

  • Page 52: Manu (Manual) Mode

    1 Select [Measure Condition] on the function menu. Then, select [Mode]. Select “Manu” on the mode selection screen. 2 Select [IntegTime]. The numeric keypad screen appears. 3 Set the integral time. Setting range SR-5：20 - 60000ms SR-5A: 20 – 120000ms - 40 -...
  • Page 53 When the measuring speed is set to “High Speed”, the following integration time ranges can be measured model integral time Note SR-5 20 - 30000ms SR-5A 20 - 60000ms 4 Press the [ENT] button to decide the value. - 41 -...

  • Page 54: Freq (Frequency) Mode

    3.2.4.3 Freq (Frequency) Mode When “Freq” is set as the measurement mode, the optimal integral time and filter position are set according to the set frequency and the brightness of the target. Then, perform measurement. This mode is effective when measuring a target having the frequency characteristics. The procedures to set the frequency are described below.

  • Page 55: Sync Mode

    3.2.4.4 Sync Mode When “Sync” is set as the measurement mode, the optimal integral time and filter position is set for each measurement according to the vertical synchronizing signal for which “Line Input” has been done into the instrument and the brightness of the target. Then, perform measurement. The procedures to set “Sync”...

  • Page 56: Fixinteg Mode

    1 Select [Measure Condition] on the function menu. Then, select [Mode]. Select [FixInteg] on the mode selection screen. 2 Select [IntegTime]. The numeric keypad screen appears. 3 Set the integral time. Setting range SR-5：20 - 60000ms SR-5A: 20 – 120000ms - 44 -...
  • Page 57 - when the set time is shorter than the optimal integral time; Note - when the set position is different from the optimal filter position. The SR-5 cannot measure the following combinations of measuring angle and filter position. Measuring angle...
  • Page 58 The automatic setting procedures for the integral time and filter position are described below. ☞ “1.3.3 Alignment of Measurement Target” 1 Align the measurement target. 2 Select [Conditioning] and then select [Enter]. 3 After measuring, the optimal integral time and filter position are set at [IntegTime] and [Filter]. Carry out the setting procedures with the same measurement conditions (measuring angle, target, measuring distance, etc.) as real measurement.

  • Page 59: Fixfreq Mode

    3.2.4.6 FixFreq Mode When “FixFreq” is set as the measurement mode, measurement is performed by the set frequency and filter position. Use this mode when measuring a target having the frequency characteristics with the fixed filter position. The optimal integral time is calculated by the set frequency and the brightness of the target. The procedures to set the frequency and filter position are described below.
  • Page 60 Press the outside of the selection screen frame. The selection screen is erased. When the optionally set filter position is not the same as the optimal filter position, Note sometimes the measurement accuracy is lowered. The SR-5 cannot measure the following combinations of measuring angle and filter position. measuring angle Filter position Note 0.2°...

  • Page 61: How To Measure

    3.2.5 How to Measure Set the measuring method. There are two measuring methods, “Single” (single measurement) and “Auto Run” (continuous measurement). Measuring method Single Press [Measure] button. instrument performs (single measurement) measurement once and finishes the work. Auto run Press [Measure] button.

  • Page 62: Action Of "Over-Range

    Action of “OVER-RANGE” 3.2.6 Set the action when “OVER-RANGE” occurs. “OVER-RANGE” means “Photo detector is saturated”. The data with unsaturated wavelength can be regarded as the normal measurement data. But the data with the saturated wavelength are unstable and cannot be regarded as the normal measurement data.

  • Page 63: Automatic Control Of Viewfinder Shutter

    3.2.7 Automatic Control of Viewfinder Shutter Set the viewfinder shutter action when measuring. By setting “Close” for the viewfinder shutter, the slight light from the eyepiece lens can be eliminated. Action of viewfinder shutter The viewfinder shutter is automatically closed when measuring. The viewfinder shutter is kept at the current position when measuring.

  • Page 64: Integral Time Delay Function

    3.2.8 Integral Time Delay Function Set whether the integral time delay function should be used or not. When measuring the following targets with “Auto” mode, the problem mentioned later occurs: - A target equipped with a high duty ratio and a high light intensity when using the light source with PWM lighting method;...

  • Page 65: Setting Of Delay Time

    3.2.8.1 Setting of Delay Time When the integral time delay function is set to “ON”, set the integral time. The procedures to set the integral time are described below. ☞ “3.2.3 Setting of Numerical Value” Memo It is recommended to set 100 cycles or more as the integral time. [Example] When measuring a target with the cycle discrepancy 10%: When measuring with the integral time of 10 cycles, the discrepancy is as follows.

  • Page 66: Average Measurement

    3.2.9 Average Measurement Set whether average measurement should be performed or not. In average measurement, the average value obtained by measuring two or more times is regarded as one piece of measurement data. The more times averaging is carried out, the longer the measuring time is. Example: When averaging is carried out three times Measurement data = (First measurement data + Second measurement data + Third measurement data) ÷...

  • Page 67: Averaging Times

    3.2.9.1 Averaging Times When average measurement is performed, set the averaging times. The procedures to set the averaging times are described below. ☞ “3.2.3 Setting of Numerical Value” 1 Select [Measure Option] on the function menu. Then, select [Ave Count]. The numeric keypad screen appears.

  • Page 68: Measuring Speed

    3.2.10 Measuring Speed Set the measuring speed. “Normal Speed” and “High Speed” can be set as the measuring speed. Measuring speed Normal Speed Measurement is done with high accuracy by the standard measurement sequence. High Speed Measurement is done at high speed by applying a special sequence. *The measuring time is sometimes changed due to the measurement target.

  • Page 69: High Speed" Calibration

    2 The check screen appears. Press the [OK] button to execute calibration. 3 It takes about ten minutes for SR-5 and, about fourteen minutes for SR-5A to complete calibration. • Set “Close” for the viewfinder shutter when calibration is done.

  • Page 70: How To Connect Pc

    3.2.11 How to Connect PC Set the connecting method for this instrument and PC. Set it according to the specification and application. The procedures to set the connecting method are described below. When the communication setting is normal but communication cannot be done or is unstable, check the following points.
  • Page 71 Memo Press the outside of the selection screen frame. The selection screen is erased. - 59 -...

  • Page 72: Rs-232C Parameters

    3.2.12 RS-232C Parameters Set the parameters for RS-232C connection. Set them according to the specification and application. The procedures to set the RS-232C parameters are described below. ☞ “3.2.11 How to Connect PC” Memo When “USB” is set as the connecting method, the RS-232C parameters are not indicated. 1 Select [Remote] on the function menu.
  • Page 73 4 Set the parity bit. Select [Parity], and the parity bit selection screen appears. When a desired parity bit is selected, the setting is decided instantaneously and the selection screen is erased. Setting range: None/Even/Odd 5 Set the stop bit. Select [StopBit], and the stop bit selection screen appears.

  • Page 74: Data Communication Method

    3.2.13 Data Communication Method Set the communication method between this instrument and PC. In this instrument, there are two methods to output the measurement data. In the case of “Normal” method, the measurement data are sent continuously from the first to the last. In the case of “CS-900A” method, the measurement data are sent as handshaking is performed.

  • Page 75: Environment Information Output

    3.2.14 Environment Information Output Set whether the environment information output should be used or not. In this instrument, it is possible to output the internal temperature, humidity and acceleration speed as the environment information when measuring. The procedures to set whether the environment information output should be used or not are described below.

  • Page 76: Terminal Code Of Remote Command

    3.2.15 Terminal Code of Remote Command Set the terminal code of remote command. Set it according to the specification and application. The procedures to set the terminal code are described below. 1 Select [Remote] on the function menu. Then, select [Delimiter]. Select a terminal code on the terminal code selection screen.

  • Page 77: Automatic Control Of Touch Panel

    3.2.16 Automatic Control of Touch Panel Set the action of touch panel when measuring. When measuring an object with low luminance, this function is effective to eliminate slight light from the touch panel. Action of touch panel When measuring, the whole touch panel screen is black. When measuring, the screen indicating “Measurement is being performed”...

  • Page 78: Brightness Of Touch Panel

    3.2.17 Brightness of Touch Panel Set the brightness of touch panel. The procedures to set the brightness are described below. 1 Select [Display] on the function menu. Then, select [Brightness]. Select a desired item on the brightness selection screen. Low: Dark High: Bright 2 When one item is selected, the setting is decided instantaneously and the selection screen is erased.

  • Page 79: Action When Touch Panel Is Not Operated

    3.2.18 Action When Touch Panel Is Not Operated Set the action of touch panel when it is not operated for the set time. Action of touch panel None No processing 1[min]/5[min]/10[min] When the touch panel is not operated for 1 min./5 min./10 min., the whole screen of touch panel is black.

  • Page 80: Beep Sound

    3.2.19 Beep Sound Set whether the beep sound should be used or not. The procedures to set ON/OFF of beep sound are described below. 1 Select [Display] on the function menu. Then, select [Beep]. Select ON/OFF on the selection screen. ON: Used OFF: Not used 2 When “ON”...

  • Page 81: Luminance Display Format

    3.2.20 Luminance Display Format Set the luminance display format. The procedures to set the luminance display format are described below. 1 Select [Display] on the function menu. Then, select [LumiFormat]. Select a format on the format selection screen. Decimal: Decimal point notation Exp: Exponential notation 2 When one format is selected, the setting is decided instantaneously and the selection screen is erased.

  • Page 82: Luminance Display Digits

    3.2.20.1 Luminance Display Digits Set the luminance display digits. The procedures to set the luminance display digits are described below. 1 Select [Display] on the function menu. Then, each time [Integer] or [Decimal] is selected, the numerical value is increased by 1. Decide a desired digit number. Decimal: Digits after decimal point Setting range Setting range: 0 –...

  • Page 83: Correction Factor

    3.2.21 Correction Factor Set whether the correction factor should be used or not. When the measured data is multiplied by the correction factor, the data is corrected. There are two types of correction factor as mentioned below. Correction factor Tristimulus values X/Y/Z are multiplied by correction factor. Spectrum Spectral radiance per 1nm is multiplied by correction factor.
  • Page 84 The procedures to set the X/Y/Z correction factors are described below. ☞ “3.2.3 Setting of Numerical Values” 1 Select [X], [Y] or [Z]. The numeric keypad screen appears. 2 Set the correction factor. Setting range: 0 – 999.9 3 Press the [ENT] button to decide the value. You cannot set the correction factor relevant to spectral radiance through touch panel.

  • Page 85: Cie Color Matching Function (Visual Field)

    3.2.22 CIE Color Matching Function (Visual Field) Set the visual field of CIE color matching function, which is applied to calculate the colorimetry value. There are two options mentioned below for the visual field of the CIE color matching function. Visual field of CIE color matching function (λ) (λ) (λ) 2°...

  • Page 86: Cie Color Matching Function (Type)

    3.2.23 CIE Color Matching Function (Type) Set the type of the color matching function, which is applied to calculate the colorimetry value. The procedures to set the type of the CIE color matching function are described below. 1 Select [Factor] on the function menu. Then, select [CIE (Field)].

  • Page 87: Initialization Of Setting Data/ Measurement Data History/Diff Standard Data

    3.2.24 Initialization of Setting Data/ Measurement Data History/Diff Standard Data Initialize the setting data, the twenty-five measurement data history and the Diff standard data. The initialization procedures are described below. 1 Select [System] on the function menu. Then, select [MemoryInitialize] and [Enter]. 2 Press to place a check mark for the data type to be initialized, [User Setting] or [Sample/Std.
  • Page 88 ■ Setting data initial value list Item Initial value Measure Condition Mode Auto Max IntegTime (Normal) SR-5：60000 SR-5A：60000 Max IntegTime (High) SR-5：30000 SR-5A：30000 Method Single AutoFinder ManuOver IntegTime 1000 Frequency Filter Filter1 Measure Option Abs/Diff Speed Normal Averaging Ave Count...

  • Page 89: Communication With Pc

    4. Communication with PC Communication Command This instrument can communicate with PC. This chapter will explain the communication commands which will be used to communicate with the instrument. Communication command list Communication Function command Enables the instrument to communicate with PC (remote mode). Sets the instrument in “Stand Alone”...
  • Page 90 Sets “Manu” as the measurement mode. #: Integral time A2_# Setting range SR-5：20 - 60000ms SR-5A: 20 - 120000ms Sets a correction factor for spectral radiance. n: Wavelength position Setting range: 0 – 400 (0: 380nm – 400: 780nm) #: Correction factor...
  • Page 91 Obtains the integral time and filter position set for “FixInteg” mode. Obtained value Integral time: SR-5 20 - 60000ms SR-5A 20 - 120000ms Filter position: SR-5 1 - 3 SR-5A 1 - 5 - 79 -...
  • Page 92 #1: Integral time, #2: Filter position Setting range FS_#1_#2 Integral time: SR-5 20 - 60000ms SR-5A 20 - 120000ms Filter position: SR-5 1 - 3 SR-5A 1 - 5 Sets the frequency and filter position applied to “FixFreq” mode. #1: Frequency, #2: Filter position...

  • Page 93: Rm/Lm Command

    When turning ON the power, “Stand Alone” status (local mode) is set. In order to communicate with PC, send the “RM” command first so that the instrument can communicate with PC. (Remote mode) “RM”+(CrLf) → SR-5/SR-5A ← “OK”+(CrLf) “LM”+(CrLf) →...

  • Page 94: St/Stw Command

    (1) Data communication method: Normal “Handshake” for sending/receiving data is not done. The instrument keeps sending the data until the finish code, “END” + (CrLf), is sent. “ST” or ”STW”+(CrLf) → SR-5/SR-5A ← “OK”+(CrLf) Measurement starts. ・・・・・ Measurement is finished.
  • Page 95 Only when the instrument receives 0×15+(CrLf), it sends the same data again. The same data is resent only once. If a piece of incorrect data is sent twice continuously, the finish code, “END”+(CrLf), is returned and the processing is finished. “ST” or ”STW”+(CrLf) → SR-5/SR-5A ← “OK”+(CrLf) Measurement starts. ・・・・・...

  • Page 96: Stb/Stbw Command

    STBW: Standard output items + Dominant wavelength + Peak wavelength ☞ “4.2.1 Output Format of Remote Measurement” Memo As compared with “ST” command, communication can be done at high speed. “STB” or ”STBW”+(CrLf) → SR-5/SR-5A ← “OK”+(CrLf) Measurement starts. ・・・・・ Measurement is finished. ← Header part ←...

  • Page 97: Sf Command

    “3.2.13 Data Communication Method” (1) Data communication method: Normal “Handshake” for sending/receiving data is not done. The instrument keeps sending the data until the finish code, “END”+(CrLf), is sent. “SF”+(CrLf) → SR-5/SR-5A ← “OK”+(CrLf) ← Integral time + (CrLf) Measurement starts. ・・・・・...
  • Page 98 The same data is resent only once. If a piece of incorrect data is sent twice continuously, the finish code, “END”+(CrLf), is returned and the processing is finished. “SF”+(CrLf) → SR-5/SR-5A ← “OK”+(CrLf) ← Integral time + (CrLf) Measurement starts.

  • Page 99: Stct_#Command

    6: Color temperature, deviation 7: Luminance, chromaticity xy, dominant wavelength, peak wavelength 8: Spectral radiance (380nm – 780nm) 9: Peak wavelength, maximum spectral radiance “STCT_#”+(CrLf) → SR-5/SR-5A ← “OK”+(CrLf) Measurement starts. ・・・・・ Measurement is finished. ← Measurement data + (CrLf) ←...

  • Page 100: Cxl Command

    CXL Command This command is used to stop measurement instantaneously and return an error code. The data that is being measured is not returned. ① When the instrument is measuring “ST”+(CrLf) → SR-5/5A ← “OK”+(CrLf) Measurement starts. ・・・・・ “CXL”+(CrLf) →...

  • Page 101: D[N] Command

    0: Auto 1: Freq 2: Manu 3: Sync 4: FixInteg 5: FixFreq A1_# #: Frequency Setting range: 1.5 – 250Hz A2_# #: Integral time Setting range SR-5：20 - 60000ms SR-5A：20 - 120000ms “Manual mode” and “Integral time 100ms” are set. Example: A2_100 SR-5/5A “A[n]” or “A[n]_#”+(CrLf) →...

  • Page 102: Kw[N]_# Command

    The correction factor 100 is set for “Wavelength position: 380nm”. “KW400 1.234”: The correction factor 1.234 is set for “Wavelength position: 780nm”. “KW[n]_#”+(CrLf) → SR-5/5A ← “OK”+(CrLf) 4.1.11 KR[n] Command This command is used to obtain the correction factor for the spectral radiance.

  • Page 103: K[N] Command

    The correction factor 10.3 is set for “Tristimulus value Y”. “KZ 999.9”: The correction factor 999.9 is set for “Tristimulus value Z”. “K[n]_#”+(CrLf) → SR-5/5A ← “OK”+(CrLf) 4.1.13 K[n] R Command This command is used to obtain the correction factor for “Tristimulus values XYZ”.

  • Page 104: Dr[N] Command

    Measurement number Setting range: 1 – 25 ☞ “4.2.2.1 Output Format of DR [n] Command” “DR[n]”+(CrLf) → SR-5/5A ← “OK”+(CrLf) ← Measurement number + (CrLf) ← Measurement data 1 + (CrLf) ← Measurement data 2 + (CrLf) ← Measurement data 3 + (CrLf) ・...

  • Page 105: K[N1][N2] Command

    Setting range: 1: For spectral radiance 2: For tristimulus values XYZ Example: “KO2”: Validates the correction factor for tristimulus values XYZ. “KN1”: Invalidates the correction factor for spectral radiance. “K[n1][n2]”+(CrLf) → SR-5/5A ← “OK”+(CrLf) 4.1.17 KOR[n] Command This command is used to obtain the setting for validating/invalidating the correction factor.

  • Page 106: Cier Command

    4.1.19 CIER Command This command is used to obtain the CIE color matching function (visual field). Obtained value: 0: 2° visual field 1: 10° visual field “CIER”+(CrLf) → SR-5/5A ← “OK”+(CrLf) ← Visual field + (CrLf) ← “END”+(CrLf) 4.1.20 CMF_# Command This command is used to set the CIE color matching function (type).

  • Page 107: Ldf# Command

    This command is used to set the luminance display format. #: Format Setting range: 0: Decimal 1: Exponential “LDF#”+(CrLf) → SR-5/5A ← “OK”+(CrLf) 4.1.23 LDFR Command This command is used to obtain the luminance display format. Obtained value: 0: Decimal 1: Exponential “LDFR”+(CrLf) →...

  • Page 108: Lddr Command

    4.1.25 LDDR Command This command is used to obtain the digits after the decimal point for luminance. Obtained value: 0 – 6 “LDDR”+(CrLf) → SR-5/5A ← “OK”+(CrLf) ← Digits after the decimal point + (CrLf) ← “END”+(CrLf) 4.1.26 FLD[n] Command This command is used to set the measuring angle position.

  • Page 109: # Command

    This command is used to set the integral time delay function. #: Delay time Setting range: 50 – 3000ms “NL_#”+(CrLf) → SR-5/5A ← “OK”+(CrLf) 4.1.29 N[n] Command This command is used to validate/invalidate the integral time delay function. n: Validates/invalidates Setting range: ‘D’: Validates ‘F’: Invalidates...

  • Page 110: Hcl Command

    4.1.31 HCL Command This command is used to execute “High Speed” calibration. Execute it when “High Speed” is set. “HCL”+(CrLf) → SR-5/5A ← “OK”+(CrLf) Execute calibration. (About fourteen minutes) ← “END”+(CrLf) • When executing calibration, set the viewfinder shutter to “Close”.

  • Page 111: Fx Command

    This command is used to obtain the integral time and filter position, which are set in “FixInteg” mode. Obtained value: Integral time: SR-5 20 - 60000ms SR-5A 20 - 120000ms Filter position: SR-5 1 - 3 SR-5A 1 - 5 “FG”+(CrLf) →...

  • Page 112: Fs_#1_#2 Command

    This command is used to set the integral time and filter position applied to “FixInteg” mode. #1: Integral time #2: Filter position Setting range: Integral time: SR-5 20 - 60000ms SR-5A 20 - 120000ms Filter position: SR-5 1 - 3 SR-5A 1 - 5 “FS_#1_#2”+(CrLf) →...

  • Page 113: Imdr Command

    4.1.39 IMDR Command This command is used to obtain the data communication method. Obtained value 0: Normal 1: CS-9000A SR-5/5A “IMDR”+(CrLf) → ← “OK”+(CrLf) ← Communication method + (CrLf) ← “END”+(CrLf) 4.1.40 IMF_# Command This command is used to validate/invalidate the environment information output. When validating it, the environment information is added to the measurement data.

  • Page 114: Ec/Eo Command

    This command is used to set “Close/Open” for viewfinder shutter. EC: “Close” is set for viewfinder shutter. EO: “Open” is set for viewfinder shutter. “EC” or “EO”+(CrLf) → SR-5/5A ← “OK”+(CrLf) 4.1.43 ES_# Command This command is used to set the automatic control of viewfinder shutter.

  • Page 115: Alns_# Command

    4.1.45 ALNS_# Command This command is used to set the maximum integral time for “Normal” of “Auto” mode. Setting range: SR-5 5000 - 60000ms SR-5A 5000 - 60000ms “ALNS_#”+(CrLf) → SR-5/5A ← “OK”+(CrLf) 4.1.46 ALHS_# Command This command is used to set the maximum integral time for “HighSpeed” of “Auto” mode.

  • Page 116: Aver Command

    4.1.48 AVER Command Obtains the value for the average measurement Obtained value: 0: Invalidates 1: Validates SR-5/5A “AVER”+(CrLf) → ← “OK”+(CrLf) ← Validates/Invalidates+(CrLf) ← ”END”+(CrLf) 4.1.49 AVT_# Command Sets the averaging time for the averaging measurement. #: averaging time Setting range: 1 - 20 “AVT_#”+(CrLf) →...

  • Page 117: Output Format

    Output Format 4.2.1 Output Format of Remote Measurement 4.2.1.1 ST Command The measurement data output format for ST command is described below. ☞ “4.1.3 ST/STW Command” Line No. Example of output Data name Observation measuring angle Integral time 9.335E-01 Radiance 1.490E+02 Luminance 1.631E+02...

  • Page 118: Stw Command

    4.2.1.2 STW Command The measurement data output format for STW command is described below. ☞ “4.1.3 ST/STW Command” Line No. Example of output Data name Observation measuring angle Integral time 9.335E-01 Radiance 1.490E+02 Luminance 1.631E+02 Tristimulus value X 1.490E+02 Tristimulus value Y 5.374E+01 Tristimulus value Z 0.4458...

  • Page 119: Sf Command

    4.2.1.3 SF Command The measurement data output format for SF command is described below. ☞ “4.1.5 SF Command” Line No. Example of output Data name Integral time Observation measuring angle Integral time 9.335E-01 Radiance 1.490E+02 Luminance 1.631E+02 Tristimulus value X 1.490E+02 Tristimulus value Y 5.374E+01...

  • Page 120: Stb/Stbw Command

    4.2.1.4 STB/STBW Command The measurement data output format for STB/STBW command is described below. ☞ “4.1.4 STB/STBW Command” Memo • Only the colorimetry calculation value cannot be output. The spectral radiance is always output with other data. • “(1) Header section” and “(4) Data section (when a measurement error occurs)” are common to STBW command.
  • Page 121 * "AccelerationXYZ" indicates the device attitude. When the instrument is absolutely horizontal, acceleration X/Y is 0.0000 and Z is 9.8000. (3) STBW command: Data section (when measurement is normally finished) Start Element Contents Data type Size Remarks byte number Measuring angle Unsigned integer 1 : 2°/2 : 1°/3 : 0.2°/4 : 0.1°...

  • Page 122: Stct Command

    4.2.1.5 STCT Command The measurement data output format for STCT command is described below. ☞ “4.1.6 STCT Command” Data type Output data Remarks 1.490E+02,0.4458,0.4073+(CrLf) Luminance, chromaticity x, chromaticity y “END”+(CrLf) Data terminal command Luminance, chromaticity u’, chromaticity v’ 1.490E+02,0.2549,0.5240+(CrLf) “END”+(CrLf) Data terminal command 1.631E+02,1.490E+02,5.374E+01+(CrLf) Tristimulus values X, Y, Z...

  • Page 123: Internal Stored Data Output Format

    4.2.2 Internal Stored Data Output Format The commands described below are used to obtain the measurement data stored in the instrument. 4.2.2.1 DR[n] Command The measurement data output format for DR[n] command is described below. ☞ “4.1.14 DR[n] Command” Line No. Example of output Data name Measurement number...

  • Page 124: Drw[N] Command

    4.2.2.2 DRW[n] Command The measurement data output format for DRW[n] command is described below. ☞ “4.1.15 DRW[n] Command” Line No. Example of output Data name Measurement number Observation measuring angle Integral time 9.335E-01 Radiance 1.490E+02 Luminance 1.631E+02 Tristimulus value X 1.490E+02 Tristimulus value Y 5.374E+01...

  • Page 125: Installing Usb Driver

    Installing USB Driver The procedures to install USB driver are described below. Applicable Windows® 10 Pro (32bit/64bit) 1 Set the CD-ROM “Colorimetry program CS-900A”, which is the accessory of the instrument, into the CD-ROM drive. 2 Open the CD-ROM drive from Explorer. Double-click the “dpinst.exe” file in the “[OS name]-[×64] or [×86]”...

  • Page 126: Error Display

    The integral time is set to be Set the measuring speed to unmeasurable. Press any of Normal Speed. Or set the the buttons. integral time to less than 30000ms (SR-5) or less than 60000ms (SR-5A). - 114 -...
  • Page 127 Error display Contents Remedial measure The action of the measuring There is a problem in the angle is not normal. measuring angle motor or the position check sensor. Contact our company or the retailer shop where you purchased the instrument. The action of the filter is not There is a problem in the normal.

  • Page 128: Error Code In Communication

    Error Code in Communication When errors occur in the instrument, which is measuring a target in combination with PC, the instrument sends the error codes mentioned in the table below to PC. Error code Contents OVER-RANGE When the brightness of the measurement target exceeds the instrument’s measurable range, this code is returned.

  • Page 129: Appendices

    6. Appendices ＊ Ｂ* Bｅ Specifications and Performance ｅ ｐ ■ SR-5 Specifications and Performance Ｏ Ｎ Optical system ／ Ｏ Objective lens Focal length f = 82mm F2.5 Ｆ Eyepiece lens Viewfinder visual field 5° Ｆ ±5diopt Diopter adjustment range ＊...
  • Page 130 *The display accuracy is the accuracy when shipped. Measurement mode: Auto Maximum integral time is set to the upper limit value. Measuring speed Measuring angle Normal Speed Mode High Speed Mode 0.001 – 15,000 cd/m ２ Measuring luminance range 2° (Standard light: A) 0.003 –...
  • Page 131 Luminance: 1% or less, Spectral radiance: 2% or less (400nm – 780nm) Polarization characteristics Calibration standard TOPCON TECHNOHOUSE calibration standard (Standard light “A”, Temperature: 23°C±3°C, Humidity: 50%R.H ± 15%R.H) Display Touch panel LC (liquid crystal) display (LC size 4.3 type) Interface USB3.0, RS-232C...
  • Page 132 FCC Compliance Information This device complies with Part 15 of FCC Rules. Operation is subject to the following twoconditions: (1) the device may not cause interference, and (2) the device must accept anyinterference, including interference that may cause undesired operation of this device.
  • Page 133 ■ SR-5A Specifications and Performance Optical system Objective lens Focal length f = 82mm F2.5 Eyepiece lens Viewfinder visual field 5° ±5diopt Diopter adjustment range Spectroscope Spectral band width Spectroscopic method Polychrometor Dispersion element Diffraction grating Photo detector Electronic cooling linear array sensor Measuring angle 2°/1°/0.2°/0.1°...
  • Page 134 * The display accuracy is the accuracy when shipped. Measurement mode: Auto Maximum integral time is set to the upper limit (excluding *4). Measuring speed Measuring angle Normal Speed Mode High Speed Mode 0.0005 – 1,500,000 cd/m Measuring luminance range 2°...
  • Page 135 Luminance: 1% or less, Spectral radiance: 2% or less (400nm – 780nm) Polarization characteristics Calibration standard TOPCON TECHNOHOUSE calibration standard (Standard light “A”, Temperature: 23°C±3°C, Humidity: 50%R.H ± 15%R.H) Display Touch panel LC (liquid crystal) display (LC size 4.3 type) Interface USB3.0, RS-232C...
  • Page 136 FCC Compliance Information This device complies with Part 15 of FCC Rules. Operation is subject to the following twoconditions: (1) the device may not cause interference, and (2) the device must accept anyinterference, including interference that may cause undesired operation of this device.

  • Page 137: Block Diagram

    Block Diagram Viewfinder shutter Eyepiece lens Objective lens Diffraction grating Aperture mirror Imaging lens DC power supply unit Linear array converter sensor Analog unit AC adapter USB/RS-232C Touch panel External synchronizing interface LC display input connector - 125 -...

  • Page 138: Internal Calculation Processing

    Internal Calculation Processing In this instrument, the calculation processing described below is performed for data. Spectral radiance Le (λ) Lref(λ) Lsamp(λ) ＝ × Dsamp(λ) ･nm] [W / sr･m Dref(λ) The values to be inserted into the above formula are as follows. Lsamp(λ) ･nm] : Spectral radiance of the measurement target [W / sr･m...
  • Page 139 Observation visual field 10° λ2 = KΣ (λ) Lsamp(λ) Δλ λ1 λ2 = KΣ (λ) Lsamp(λ) Δλ λ1 λ2 = KΣ (λ) Lsamp(λ) Δλ λ1 The values to be inserted into the above formulas are as follows. (λ), (λ), (λ) : Color matching function in the CIE1964 auxiliary standard color system : Coefficient 683 lm/W λ...

  • Page 140: External Dimensional Diagram

    External Dimensional Diagram ■ SR-5/SR-5A When using the tripod mounting screw hole and the jig mounting screw hole, use the specified screw. Do not tighten the screw excessively. The inside of the instrument may Note be broken. - 128 -...
  • Page 141 Warranty Warranty period Our company warrants this instrument for 1 year from date of purchase. Repair during warranty period When any trouble occurs in this instrument under the normal use conditions and it is judged that the trouble is caused by the design and production of our company, we will repair it without charge. Repair after warranty period When the performance of this instrument can be kept by repair and the customer requests to repair, we will repair it for payment.
  • Page 142 Fax: +81-3-3558-4661 ◆ For inquiries about the after-care service including repairs: Maintenance service section: Phone: +81-3-3558-2710 Fax: +81-3-3558-3011 Spectroradiometer SR-5/SR-5A Instruction Manual Publication date: July, 2021 First Edition Jan, 2022 3rd Edition Published by: TOPCON TECHNOHOUSE CORPORATION Hasunuma-cho 75-1, Itabashi-ku, Tokyo 174-8580, Japan ©2021 TOPCON TECHNOHOUSE CORPORATION...

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