【英文标准名称】:StandardTestMethodforDaytimeColorimetricPropertiesofFluorescentRetroreflectiveSheetingandMarkingMaterialsforHighVisibilityTrafficControlandPersonalSafetyApplicationsUsing45176;:NormalGeometry
【原文标准名称】:使用45°标准几何形状的高可见度交通管制及人员安全应用的荧光反射片和标志材料的日间比色特性的标准试验方法
【标准号】:ASTME2301-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:E12.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:个人的;几何;标记材料;安全;片;标准的;能见度;荧光的;交通管制;特性;日间
【英文主题词】:bispectral;color;fluorescence;personalsafety;retroreflective;trafficcontrol
【摘要】:Thistestmethodprovidesproceduresforobtainingtristimulusvalues,luminancefactorsandchromaticitycoordinatesoffluorescent-retroreflectivematerialsbybispectralcolorimetryusinga45:0or0:45opticalmeasuringsystem.TheCIE1931(2x00B0;)standardobserverisusedtocalculatethecolorimetricpropertiesoffluorescent-retroreflectivesheetingandmarkingsusedindaytimehighvisibilitytrafficcontrolandpersonalsafetyapplicationsbecauseinpracticethesematerialsareprimarilyviewedfromadistancewheretheysubtendlessthan4x00B0;ofthevisualfield.Thistestmethodisapplicabletoobject-colorspecimensofanyglosslevel.Duetotheretroreflectivepropertiesofthesematerialsthecolorimetricdatamaynotbesuitableforuseincomputercolorantformulation.Thistestmethodissuitableforqualitycontroltestingoffluorescent-retroreflectivesheetingandmarkingmaterials.Note18212;Separationofthefluorescenceandreflectancecomponentsfromthetotalcolorimetricpropertiesprovidesusefulandmeaningfulinformationtoevaluateindependentlytheluminescentanddiffusereflectiveefficiencyandconsistencyofthesematerials.Thistestmethodistherefereemethodfordeterminingtheconformanceoffluorescent-retroreflectivesheetingandmarkingmaterialstostandarddaytimecolorimetricspecifications.1.1Thistestmethoddescribestheinstrumentalmeasurementofthecolorimetricproperties(CIEtristimulusvalues,luminancefactors,andchromaticitycoordinates)offluorescent-retroreflectivesheetingandmarkingmaterialswhenilluminatedbydaylight.1.2Thistestmethodisgenerallyapplicabletoanysheetingormarkingmaterialhavingcombinedfluorescentandretroreflectivepropertiesusedfordaytimehighvisibilitytrafficcontrolandpersonalsafetyapplications.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P66
【国际标准分类号】:13_340_01;17_180_20
【页数】:6P.;A4
【正文语种】: