光輻射安全演示文稿ppt課件

1、光 輻 射 安 全 測 試Photobiological Safety Test杭州浙大三色儀器Sensing Instruments Co., Ltd2021.6內(nèi) 容 Content丈量目的 Measurement target丈量原理 Measurement Principle丈量步驟 Measurement Steps測試系統(tǒng) Test System丈量過程 Measurement process不確定度 Uncertainty常見問題 Q/A丈量目的 Measurement object丈量參數(shù) Measurement parameter:皮膚和眼睛的光化學危害有效輻射照度 Acti

2、nic UV hazard ES眼睛近紫外危害有效輻射照度 Near-UV hazard EUVA眼睛熱危害有效輻照度 Infrared radiation hazard for the eye EIR皮膚熱危害有效輻射照度 Thermal hazard for the skin EH視網(wǎng)膜藍光危害有效輻射亮度 Retinal blue light hazard LB視網(wǎng)膜熱危害有效輻射亮度 Retinal thermal hazard LR/LIR表觀光源對弦角 Angular subtense 評價光平安等級 Photobiological safety classification丈量原

3、理 Measurement Principle有效輻照度丈量皮膚和眼睛的光化學危害有效輻射照度 Actinic UV hazard ES眼睛近紫外危害有效輻射照度 Near-UV hazard EUVA眼睛熱危害有效輻照度 Infrared radiation hazard for the eye EIR皮膚熱危害有效輻射照度 Thermal hazard for the skin EH有效輻亮度丈量視網(wǎng)膜藍光危害有效輻射亮度 Retinal blue light hazard LB視網(wǎng)膜熱危害有效輻射亮度 Retinal thermal hazard LR/LIR有效輻照度丈量 Eff. I

4、rradiance measurement丈量條件 Measurement condition光接納口面大小 Input aperture diameter；丈量間隔 Measurement distance；視場角大小 Field of view；光接納口要具有余弦呼應 Cosine response；丈量儀器光譜呼應要滿足不同光平安參數(shù)的光譜呼應曲線 Spectral response。光接納口面大小Input aperture diameter光接納口面直徑 Input aperture diameter D7mmD50mm丈量間隔Measurement distance丈量間隔 Mea

5、surement distance H對于GLS, H間隔處, 口面D處照度為500lux, 但H不能小于200mmFor GLS, at a distance which produces an illuminance of 500 lux, but not at a distance less than 200 mm對于非GLS, H=200mmElse, H=200mm 視場角大小Field of view視場角FOV 2AEs, Euva, Eir: 2A=1.4radEh: 2A=180光接納口要具有余弦呼應為什么要具有余弦呼應？根據(jù)有效輻照度的定義：有效輻照度是單位面積上的有效輻通

6、量，如圖，假設一束有效輻通量為平行光以角度a入射到探測器口上，光束直徑b，那么： 有效輻照度E= *cos a/(*b*b/4)=E0 *cos a E0 是光束垂直入射時的有效輻照度直徑b夾角aCosine responseWhy?Irradiance: Quotient of the radiant flux d incident on an element of a surface containing the point, by the area dA of that elementAs shown in figure, beam radiant flux , Then: Eff. i

7、rradiance E= *cos a/(*b*b/4)=E0 *cos aE0 is the Eff. Irradiance when the angle of incidence (a) is 0.ba光譜呼應曲線Spectral response皮膚和眼睛光化學危害曲線 Actinic UV hazard 眼睛近紫外危害曲線 Near-UV hazard 眼睛熱危害曲線 Infrared radiation hazard for the eye 皮膚和眼睛光化學危害曲線CIE 1931 曲線皮膚和眼睛光化學危害曲線如下圖，丈量皮膚和眼睛的光化學危害的儀器必需具有圖示的光譜呼應曲線。儀器僅

8、在接納到200nm400nm波段內(nèi)的光輻射的情況下，才會測得Es的數(shù)值200nm400nm波段內(nèi)一樣輻照度不同波長的光照射到儀器接納口上，儀器測試得到的Es值不一定一樣。一樣輻照度的不同波長上的光照射儀器接納口，儀器測試的不同波長的對應Es值分布曲線和皮膚和眼睛的光化學危害曲線一致眼睛近紫外危害曲線10315nm400nm眼睛近紫外危害曲線如下圖，丈量眼睛近紫外危害的儀器必需具有圖示的光譜呼應曲線。儀器僅在接納到315nm400nm波段內(nèi)的光輻射的情況下，才會測得Euva的數(shù)值315nm400nm波段內(nèi)一樣輻照度不同波長的光照射到儀器接納口上，儀器測試得到的Euva值一樣。一樣輻照度的不同波長

9、上的光照射儀器接納口，儀器測試的不同波長的對應Euva值分布曲線和眼睛近紫外危害曲線一致眼睛熱危害曲線10780nm3000nm眼睛熱危害曲線如下圖，丈量眼睛熱危害的儀器必需具有圖示的光譜呼應曲線。儀器僅在接納到780nm3000nm波段內(nèi)的光輻射的情況下，才會測得Eir的數(shù)值780nm3000nm波段內(nèi)一樣輻照度不同波長的光照射到儀器接納口上，儀器測試得到的Eir值一樣。一樣輻照度的不同波長上的光照射儀器接納口，儀器測試的不同波長的對應Eir值分布曲線和眼睛熱危害曲線一致測試儀器光譜輻射分析儀光纖光纖探頭光譜輻射分析儀余弦接納器光譜輻照計測試儀器測得光譜輻照度分布軟件輸入光譜呼應曲線計算得到

10、對應的有效光譜輻照度測試儀器輻照計漫射器濾光片光電傳感器測試儀器漫射片光譜透過率分布*濾光片光譜透過率分布*光電傳感器光譜呼應有效輻照計探頭呼應曲線=有效輻照計探頭呼應曲線=有效輻照計探頭呼應必需與對應有效輻照度曲線一致有效輻亮度丈量 Eff. radiance measurement丈量條件 Measurement condition光接納口面大??；丈量間隔；視場角大??；丈量儀器光譜呼應要滿足不同光平安參數(shù)的光譜呼應曲線。光接納口面大小光接納口面直徑D7mmD50mm丈量間隔丈量間隔L對于GLS, L間隔處, 口面D處照度為500lux對于非GLS, L=200mmL視場角eff大小光譜呼應

11、曲線視網(wǎng)膜藍光危害曲線 Retinal blue light hazard 視網(wǎng)膜熱危害曲線 Retinal thermal hazard 弱視覺刺激視網(wǎng)膜熱危害曲線 Retinal thermal hazard 藍光和熱危害曲線視網(wǎng)膜藍光危害曲線如下圖，丈量視網(wǎng)膜藍光危害的儀器必需具有圖示的光譜呼應曲線。儀器僅在接納到300nm700nm波段內(nèi)的光輻射的情況下，才會測得LB的數(shù)值300nm700nm波段內(nèi)一樣輻亮度不同波長的光照射到儀器接納口上，儀器測試得到的LB值不一定一樣。一樣輻亮度的不同波長上的光照射儀器接納口，儀器測試的不同波長的對應LB值分布曲線和視網(wǎng)膜藍光危害曲線一致視網(wǎng)膜熱危害

12、曲線如下圖，丈量視網(wǎng)膜熱危害的儀器必需具有圖示的光譜呼應曲線。儀器僅在接納到380nm1400nm波段內(nèi)的光輻射的情況下，才會測得LR的數(shù)值380nm1400nm波段內(nèi)一樣輻亮度不同波長的光照射到儀器接納口上，儀器測試得到的LR值不一定一樣。一樣輻亮度的不同波長上的光照射儀器接納口，儀器測試的不同波長的對應LR值分布曲線和視網(wǎng)膜熱危害曲線一致弱視覺刺激視網(wǎng)膜熱危害曲線如下圖，丈量弱視覺刺激視網(wǎng)膜熱危害的儀器必需具有圖示的光譜呼應曲線。儀器僅在接納到780nm1400nm波段內(nèi)的光輻射的情況下，才會測得LIR的數(shù)值780nm1400nm波段內(nèi)一樣輻亮度不同波長的光照射到儀器接納口上，儀器測試得到

13、的LIR值不一定一樣。一樣輻亮度的不同波長上的光照射儀器接納口，儀器測試的不同波長的對應LIR值分布曲線和視網(wǎng)膜熱危害曲線一致丈量儀器同理, 可以采用光譜輻亮度計或者有效輻亮度計丈量視網(wǎng)膜藍光危害和熱危害.丈量功能 Measurement function有效紫外輻射丈量 Effective UV radiation measurement光生物平安丈量 Photobiological Safety measurement丈量ES, EUVA Determine ES, EUVA 丈量LB Determine LB丈量LR, LIR Determine LR, LIR丈量EIR, EH Det

14、ermine EIR, EH 丈量表觀光源對邊角 Determine 光輻射平安評價 Classification有效紫外輻射丈量 Effective UV radiation measurementErp/Es/Euva丈量200nm800nmResult1(*.speE)VIS輻照度校準Erp/Es/Euva Measurement (200nm800nm)Result1(*.speE)UV Irradiance CalibrationVIS Irradiance CalibrationUV輻照度校準光生物平安丈量ES, EUVA, EIR, EH 200400nm?400800nm?Ye

15、sNoErp/Es/Euva丈量200nm800nmResult1(*.speE)8003000nm?UV輻照度校準VIS輻照度校準NoYesErp/Es/Euva丈量380nm800nmResult2(*.speE)VIS輻照度校準YesEh/Eir丈量380nm3000nmResult3(*.speE)Eh/Eir 校準Photobiological safety measurementES, EUVA, EIR, EH 200400nm?400800nm?YesNoErp/Es/Euva Measurement200nm800nmResult1(*.speE)8003000nm?UV I

16、rradiance CalibrationVIS Irradiance CalibrationNoYesErp/Es/Euva Measurement380nm800nmResult2(*.speE)VIS Irradiance CalibrationYesEh/Eir Measurement380nm3000nmResult3(*.speE)Eh/Eir Calibration光生物平安丈量LB, LR, LIR無紅外800nm輻射?YesNoLb 校準Lb 丈量Result4(*.speL)YesLr/Lir校準表觀光源丈量 Result5(*.eva)Lb 丈量Result4(*.spe

17、L)Lr/Lir 丈量Result6(*.speL)表觀光源丈量Result5(*.eva)Lb 校準Photobiological safety measurementLB, LR, LIRNo IR (800nm) radiation?YesNoLb CalibrationLb MeasurementResult4(*.speL)YesLr/Lir CalibrationMeasure the apparent source Result5(*.eva)Lb MeasurementResult4(*.speL)Lr/Lir MeasurementResult6(*.speL)Measure

18、 the apparent source Result5(*.eva)Lb Calibration光生物平安丈量平安等級評價: 導入測試結(jié)果文件.Photobiological safety measurementClassification: Import test results files.光生物平安丈量存在 Result1?YesNo導入 Result1(*.speE)導入Result2(*.speE) 或 Result3(*.speE)存在Result4?YesNo導入Result4(*.speL)導入Result6(*.speL) ES, EUVALBPhotobiological

19、 safety measurementES, EUVALBIs there Result1?YesNoImport Result1(*.speE)Import Result2(*.speE) or Result3(*.speE)Is there Result4?YesNoImport Result4(*.speL)Import Result6(*.speL) 光生物平安丈量LR, LIR EIR 表觀光源對邊角：導入Result5(*.eva) 存在Result3?YesNo導入Result3(*.speE)導入Result1(*.speE) 或Result2(*.speE)存在Result6

20、?YesNo導入Result6(*.speL)導入Result4(*.speL) Photobiological safety measurementLR, LIR EIR : Import Result5(*.eva)Is there Result6?YesNoImport Result6(*.speL)Import Result4(*.speL) Is there Result3?YesNoImport Result3(*.speE)Import Result1(*.speE) or Result2(*.speE)Import Result4(*.speL) UV輻照度校準氘燈200 mm

21、余弦接納器UV Irradiance CalibrationSpectroradiometerDeuterium lamp Cosine response receiver200mmUV輻照度校準 第一步：銜接儀器；第二步：拷貝規(guī)范燈數(shù)據(jù)EsEuvaErp 校準規(guī)范數(shù)據(jù))到軟件安裝目錄ConfigCalibration目錄內(nèi)交換原文件，根據(jù)丈量間隔 (1nm或5nm)，拷貝1nm間隔數(shù)據(jù)和5nm間隔數(shù)據(jù)進展校正和丈量；第三步：SPR-5000B軟件采集零位(Control-zero)；第四步：安裝并點亮氘燈，氘燈發(fā)光面到探頭的接納面間隔是200mm，將電流調(diào)理到300mA，預熱穩(wěn)定8分鐘；第五

22、步： SPR-5000B軟件校準(Control-Cal-Erp/Es/Euva(200-400)；第六步：熄滅氘燈，滅燈后冷卻氘燈；UV Irradiance Calibrationa) Connecting the instruments;b) Copy the data of reference files (in “EsEuvaErp Calibration) into SPR-5000B software installation directory “ConfigCalibration, copy the 1nm or 5nm data according to the calib

23、ration requirement;c) Dark current measurement (Control-zero);d) Install and power on the UV reference (deuterium lamp), the calibrating distance is 200mm, preheating for 8 minutes;.e) UV irradiance calibration, ( Control-Cal-Erp/Es/Euva(200-400); f) Turn off the deuterium lamp and cool it;VIS輻照度校準光

24、強規(guī)范燈光學接納面r光譜輻射分析儀余弦接納器VIS Irradiance CalibrationLight intensity standard lamprSpectroradiometerCosine response receiverVIS輻照度校準第一步： 銜接儀器；第二步：拷貝規(guī)范燈數(shù)據(jù)EsEuvaErp 校準規(guī)范數(shù)據(jù))到軟件安裝目錄ConfigCalibration目錄內(nèi)交換原文件，根據(jù)丈量間隔 (1nm或5nm)，拷貝1nm間隔數(shù)據(jù)和5nm間隔數(shù)據(jù)進展校正和丈量；第三步：SPR-5000B軟件采集零位Control-zero；第四步：安裝并逐漸平緩加電點亮光強規(guī)范燈，點亮后預熱穩(wěn)定

25、5分鐘；第五步：得到光學接納面上的光照度第六步：SPR-5000B軟件校準(Control-Cal-Erp/Es/Euva(350-800)； 第七步：熄滅光強規(guī)范燈，滅燈后冷卻光強規(guī)范燈；VIS Irradiance Calibrationa) Copy the data of reference files (in “EsEuvaErp Calibration) into SPR-5000B software installation directory “ConfigCalibration, copy the 1nm or 5nm data according to the calibr

26、ation requirement;b) Dark current measurement (Control-zero);c) Install and power on the VIS reference (tungsten and halogen lamp), and preheat for 5 minutes;d) Obtain the standard illuminance with standard lux meter or obtain the illumination value (E=I/r2) through light intensity value (I) and dis

27、tance (r). Enter the standard illuminance into the SPR-5000B software, and do the VIS irradiance calibration, Control-Cal-Erp/Es/Euva(350-800); e) Lower the current of the standard lamp slowly to turn off it and cool it; EsEuvaErp丈量第一步：安裝被測樣品，根據(jù)被測樣品的供電要求點亮被測樣品，等待被測樣品發(fā)光穩(wěn)定；第二步：確定測試間隔和丈量視場； 第三步： SPR-50

28、00B軟件丈量200nm800nm的光譜，(Control-Measure-Erp/Es/Euva(200-800)； 第四步：保管測試數(shù)據(jù)擴展名為.speE， SPR-5000B軟件打印測試報告(File-Print)。被測樣品光譜輻射分析儀余弦接納器Erp/Es/Euva Measurement a) Install the tested lamp or lamp system;b) Power on the tested lamp or lamp system and wait until it is steady;c) Measure the spectral irradiance f

29、rom 200nm to 800nm, Control-Measure-Erp/Es/Euva(200-800); d) Save the data (*.speE), print the report.Tested lampSpectroradiometerCosine response receiver測試間隔和丈量視場丈量間隔r：200mm(非GLS)，500lx位置但不小于200mm(GLS)；測試視場 ：Es, Euva, Eir(不超越1.4rad(80度)，Eh(不超越180度)；留意：超越80度怎樣辦？如以下圖所示，利用光闌限制視場。光譜輻射分析儀被測樣品光纖r不能超越80度M

30、easurement distance and FOVMeasurement distance and FOVFor GLS long tube, the steps limiting its distance r and view are: make sure the distance that the irradiance r where the illuminance is 500lx, then determine the field stop based on the distance r and field of view . SpectroradiometerTested lam

31、pFiberrES,EUVA,EIR80EH180Eh/Eir校準第一步： 銜接儀器；第二步：拷貝規(guī)范燈數(shù)據(jù)EhEir 校準規(guī)范數(shù)據(jù))到軟件安裝目錄ConfigCalibration目錄內(nèi)交換原文件，根據(jù)丈量間隔 (1nm或5nm)，拷貝1nm間隔數(shù)據(jù)和5nm間隔數(shù)據(jù)進展校正和丈量；第三步：SPR-5000B軟件采集零位Control-zero；第四步：安裝并逐漸平緩加電點亮光強規(guī)范燈，點亮后預熱穩(wěn)定5分鐘；第五步：得到光學接納面上的光照度第六步：SPR-5000B軟件校準(Control-Cal-Eh/Eir(380-3000) ； 第七步：熄滅可見紅外輻照度規(guī)范燈，滅燈后冷卻規(guī)范燈；Eh/

32、Eir Calibration a) Copy the data of reference files (Eh/Eir Calibration);b) Dark current measurementControl-zero;c) Install and power on the VIS-IR reference, preheating for 5 minutes;d) Obtain the illumination on the surface of the optical receiver, calibrating (Control-Cal-Eh/Eir(380-3000); e) Low

33、er the current of the standard lamp slowly to turn off it, and cool it; Eh/Eir丈量第一步：安裝被測樣品，根據(jù)被測樣品的供電要求點亮被測樣品，等待被測樣品發(fā)光穩(wěn)定；第二步：確定測試間隔和丈量視場； 第三步： SPR-5000B軟件丈量380nm3000nm的光譜，(Control-Measure-Eh/Eir(380-3000)； 第四步：保管測試數(shù)據(jù)擴展名為.speE， SPR-5000B軟件打印測試報告(File-Print)。被測樣品光譜輻射分析儀余弦接納器Eh/Eir Measurement a)Install

34、 the tested lamp or lamp system;b) Power on the tested lamp or lamp system and wait until it is steady;c) Make sure the distance r according to the tested sample type; d) Measure the spectral irradiance from 380nm to 3000nm (Control-Measure-Eh/Eir(380-3000);e) Save the tested data (*.speE).Spectrora

35、diometerTested samplerCosine response receiverLb校準第一步：銜接儀器；第二步：拷貝規(guī)范燈數(shù)據(jù)Lb 校準規(guī)范數(shù)據(jù)；光譜輻射分析儀SPR-5000B規(guī)范光源導軌光纖照度口亮度口MPR-16Lb Calibration a) Copy the data of the reference (Lb Calibration);SpectroradiometerStandard LampRailFiberRadiance referenceMPR-16Irradiance referenceLb校準第三步：采集零位Control-zero；第四步：安裝并逐漸平

36、緩加電點亮規(guī)范亮度源，點亮后預熱穩(wěn)定5分鐘；第五步：視網(wǎng)膜亮度計調(diào)焦成像規(guī)范亮度源；第五步：SPR-5000B校準Control-Cal-Eb/Lb(350-800);第六步：熄滅規(guī)范亮度源，滅燈后冷卻規(guī)范燈；規(guī)范光源亮度口在MPR-16上所成的像瞄準區(qū)Lb Calibrationb) Dark current measurementControl-zero;c) Install and power on the standard lamp slowly, preheating for 5 minutesd) ImagingAdjust the lens of the MPR-16 to im

37、age the radiance reference at about 170mm. run the software ProLMD of MPR-16, and do the exposure, meanwhile adjust slightly the distance between MPR-16 and the radiance reference to make the image clear, and make “aimed area located in the middle area of the image of the radiance reference, see the

38、 following figure;e) Visible radiance calibration (Control-Cal-Eb/Lb(350-800) ;f) Lower the current of the standard lamp slowly to turn off it, and cool it;The image of the radiance referenceAimed areaLb丈量第一步：安裝并點亮被測樣品，等待被測樣品發(fā)光穩(wěn)定；第二步：將被測樣品明晰成像到視網(wǎng)膜亮度計上；第三步：丈量，(Control-Measure-Eb/Lb (350-800)； 第四步：保管測

39、試數(shù)據(jù)擴展名為.speL)Lb Measurement a) Unload the standard lamp when it is cool, install the tested lamp;b) Power on the tested lamp and wait until it is steady;c) Measure the subtense angle of apparent source;d) Measure the spectral radiance from 350nm to 800nm (Control-Measure-Eb/Lb(350-800);e) Save the d

40、ata (*.speL ); Lr/Lir校準第一步：銜接儀器；包括儀器電源、通訊線、光纖。第二步：拷貝規(guī)范燈數(shù)據(jù)LrLir 校準規(guī)范數(shù)據(jù)；光譜輻射分析儀SPR-5000B規(guī)范光源導軌光纖照度口亮度口MPR-16Lr/Lir Calibration a) Copy the data of the standard lamp (Lr/Lir Calibration );SpectroradiometerStandard LampRailFiberRadiance referenceMPR-16Lr/Lir校準第三步：采集零位Control-zero；第四步：安裝并逐漸平緩加電點亮規(guī)范亮度源，點亮

41、后預熱穩(wěn)定5分鐘；第五步：視網(wǎng)膜亮度計調(diào)焦成像規(guī)范亮度源；第六步：可見紅外輻亮度校準Control-Cal- Lr/Lir(380-1400);第七步：熄滅規(guī)范亮度源，滅燈后冷卻規(guī)范燈；Lr/Lir Calibrationb) Dark current measurement (Control-zero);c) Install and power on the standard lamp slowly, preheating for 5 minutes;d) Do VIS-NIR radiance calibration (Control-Cal-Lr/Lir(380-1400);Adjust

42、ing the retina radiance meter as in “Lb Calibration. e) Lower the current of the standard lamp slowly to turn off it, and cool it;The image of the radiance referenceAimed areaLr/Lir丈量第一步：安裝并點亮被測樣品，等待被測樣品發(fā)光穩(wěn)定；第二步：將被測樣品明晰成像到視網(wǎng)膜亮度計上；第三步：丈量，(Control-Cal-Lr/Lir(380-1400) )； 第四步：保管測試數(shù)據(jù)擴展名為.speL)Lr/Lir Mea

43、surement a) Unload the standard lamp when it is cool, install the tested lamp;b) Power on the tested lamp and wait until it is steady;c) Measure the subtense angle of apparent source;d) Measure the spectral radiance from 380nm to 1400nm (Control-Measure- Lr/Lir(380-1400);e) Save the data (*.speL );

44、表觀光源對邊角丈量第一步：運轉(zhuǎn)ProLMD軟件;第二步：菜單欄 “MPR-16-“Connect銜接MPR-16安裝；第三步：菜單欄“MPR-16-“Setting-設定曝光時間，點擊“Update按鈕-點擊“OK按鈕； 第四步：點亮被測樣品，使其穩(wěn)定發(fā)光，菜單欄選擇“MPR-16-“Expose采集信號，之后同時完成下面兩項任務：1調(diào)整MPR-16測試口與被測樣品之間的間隔，調(diào)理MPR-16“對焦旋鈕使被測樣品明晰成像在MPR-16上點擊“Expose可采集圖像信號；2每次“Expose后，軟件主界面的形狀欄會顯示最大曝光信號“Max Exposure：XXXXX，假設“XXXXX為“655

45、35時，闡明曝光時間過長，信號溢出，應該重新在菜單欄選擇“MPR-16-“Setting-設定更短的曝光時間，之后點擊“Update按鈕-點擊“OK按鈕，之后進展重新曝光。 Measurement a) Run the software ProLMD ;b) Select “MPR-16 -Connect in the menu to connect the MPR-16;c) Select “MPR-16-“Setting-set exposure time, click the button “Update and then click “OK; d) Power on the measu

46、red sample and wait until it is stable, select “MPR-16-“Expose to collect the signal, then finish the following things at the same time:(1) Focusing the image of the apparent source onto the MPR-16 (click “Expose), adjust lens of MPR-16 to obtain clear image of the apparent source.(2) Click “Expose

47、and the status bar will display the maximum exposure “Max Exposure XXXXX, if “XXXXX is “65535, the exposure time is too long, signal overflows, so reset the exposure time to be shorter (Figure 3-14), click “Update and then click “OK.表觀光源對邊角丈量第五步：封鎖被測樣品或在儀器進光孔前加蓋遮光蓋防止外界光信號進入儀器，菜單欄選擇“Radiance-“DarkCur

48、rent-“SAMPLE采集背景信號；第六步：點亮被測LED或移走遮光蓋，菜單欄選擇“Radiance-“Measurement 測試亮度分布，保管圖像數(shù)據(jù)，封鎖被測LED ；第七步：菜單欄選擇“Angular Subtense-“2D-ISO顯示表觀光源區(qū)域；如下圖，左圖是被測樣品亮度分布，右圖是對應亮度分布下被測樣品的表觀光源區(qū)域； Measuremente) Cover the entrance of the instrument, select “Radiance-“Dark Current-“SAMPLE to sample the dark current signal;f) Po

49、wer on the measured LED (remove the cover), select “Radiance-“Measurement to do radiance distribution measurement, and save the image file (*.raw);g) Turn the measured LED off, Select “Angular Subtense-“2D-ISO to display the area of the apparent source, see fig 3-15, the left figure displays the rad

50、iance distribution of the measured sample, and the right one displays the area of the apparent source. 表觀光源對邊角丈量第八步：利用鼠標框選出表觀光源區(qū)域，然后在菜單欄選擇“Angular Subtense-“SaveAngle保管最近一次由鼠標框選得出的表觀光源對弦角的值；第九步：菜單欄選擇“Radiance-“Assessment 進入有效輻亮度評價對話框，分別點擊“A0、“A1、“A2、“A3、“A4按鈕后等待計算完成；第十步：菜單欄選擇“Result-“Export-new導出測試結(jié)

51、果，記為“Img.eva文件。 Measurementh) Select the area of the apparent source with the mouse (see the above right figure), then select “Angular Subtense-“SaveAngle to save last-time angular subtense value of the apparent source;i) select “Radiance-“Assessment, the following dialog box appears, click “A0, “A1

52、, “A2, “A3, “A4 respectively and wait until the assessment process finished;j) Select “Result-“Export-new to export the result “*.eva;光輻射平安評價第一步: 運轉(zhuǎn)Radiation V2.1軟件 第二步: 輸入報告參數(shù)后點擊Apply 第三步: 依次導入各測試參數(shù)的測試結(jié)果文件； 第四步: 點擊左邊欄 Classification，點擊Classification，完成數(shù)據(jù)處置，點擊Preview預覽和打印報告。 Classiffication a) Run the software Radiation V2.1: b) Enter the parameters and click “Apply.ClassifficationImport the files of the former test results in turn;Click “Classification on the left, finish the data process and click “Preview to preview and print the report. 常見問題Q/A2個角度輻照計10000cd/m2視網(wǎng)膜亮度計儀器配置2個角度