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【英文标准名称】:Opticsandopticalinstruments-Measurementofreflectanceofplanesurfacesandtransmittanceofplaneparallelelements
【原文标准名称】:光学和光学仪器.平面反射系数的测量和平行面元件的透射率
【标准号】:BSISO15368-2001
【标准状态】:现行
【国别】:英国
【发布日期】:2001-09-26
【实施或试行日期】:2001-09-26
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;定义(术语);透镜;测量技术;光学测量;光学;反射系数的测量;分光光度计;透射率
【英文主题词】:Definition;Definitions;Lenses;Measuringtechniques;Opticalmeasurement;Optics;Reflectancemeasurement;Spectrophotometer;Transmittance
【摘要】:ThisInternationalStandardgivesrulesforthemeasurementofthespectralreflectanceofplanesurfacesandspectraltransmittanceofplaneparallelelementsusingspectrophotometersoverthespectralrange190nmto25μm.Thetransmittanceτandthereflectanceρofopticalcomponentsaregenerallydividedintotwopartsasfollows:τ=τr+τd(1)ρ=ρr+ρd(2)whereτristheregulartransmittance;τdisthediffusetransmittance;ρristheregularreflectance;ρdisthediffusereflectance.ThisInternationalStandardappliesonlytomeasurementsoftheregulartransmittanceandtheregularreflectance;itdoesnotapplytothoseofthediffusetransmittanceandthediffusereflectance.ThisInternationalStandardisapplicabletotestspecimenswhicharecoatedoruncoatedopticalcomponentswithoutopticalpower.
【中国标准分类号】:N04
【国际标准分类号】:17_180_01
【页数】:22P.;A4
【正文语种】:英语