ASTM E1767-2004 材料外观特性的观察和测量的几何规定用规程
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【英文标准名称】:StandardPracticeforSpecifyingtheGeometriesofObservationandMeasurementtoCharacterizetheAppearanceofMaterials
【原文标准名称】:材料外观特性的观察和测量的几何规定用规程
【标准号】:ASTME1767-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:E12.03
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:材料;颜色;观察;分光光度法;形状;照明;实施规程;光泽度;光度测量法;分辨;涂料;光学测量
【英文主题词】:appearance;color;colorimetry;geometry;gloss;goniochromatism;goniophotometry;gonioradiometry;goniospectrometry;goniospectrophotometry;multianglespectrometry;multianglespectrophotometry;photometry;reflectancefactor;spectrometry;spectrophot
【摘要】:Thispracticeisfortheuseofmanufacturersandusersofequipmentforvisualappraisalormeasurementofappearance,thosewritingstandardsrelatedtosuchequipment,andotherswhowishtospecifypreciselyconditionsofviewingormeasuringattributesofappearance.Theuseofthispracticemakessuchspecificationsconciseandunambiguous.Thefunctionalnotationfacilitatesdirectcomparisonsofthegeometricspecificationsofviewingsituationsandmeasuringinstruments.1.1Thispracticedescribesthegeometryofilluminatingandviewingspecimensandthecorrespondinggeometryofopticalmeasurementstocharacterizetheappearanceofmaterials.Itestablishesterms,symbols,acoordinatesystem,andfunctionalnotationtodescribethegeometricorientationofaspecimen,thegeometryoftheillumination(oropticalirradiation)ofaspecimen,andthegeometryofcollectionoffluxreflectedortransmittedbythespecimen,byameasurementstandard,orbytheopensamplingaperture.1.2OpticalmeasurementstocharacterizetheappearanceofretroreflectivematerialsareofsuchaspecialnaturethattheyaretreatedinotherASTMstandardsandareexcludedfromthescopeofthispractice.1.3Themeasurementoftransmittedorreflectedlightfromareaslessthan0.5mmindiametermaybeaffectedbyopticalcoherence,someasurementsonsuchsmallareasareexcludedfromconsiderationinthispractice,althoughthebasicconceptsdescribedinthispracticehavebeenadoptedinthatfieldofmeasurement.1.4Thespecificationofamethodofmeasuringthereflectingortransmittingpropertiesofspecimens,forthepurposeofcharacterizingappearance,isincompletewithoutafulldescriptionofthespectralnatureofthesystem,butspectralconditionsarenotwithinthescopeofthispractice.TheuseoffunctionalnotationtospecifyspectralconditionsisdescribedinISO5/1.
【中国标准分类号】:N04
【国际标准分类号】:17_180_30
【页数】:7P.;A4
【正文语种】:
【原文标准名称】:材料外观特性的观察和测量的几何规定用规程
【标准号】:ASTME1767-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:E12.03
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:材料;颜色;观察;分光光度法;形状;照明;实施规程;光泽度;光度测量法;分辨;涂料;光学测量
【英文主题词】:appearance;color;colorimetry;geometry;gloss;goniochromatism;goniophotometry;gonioradiometry;goniospectrometry;goniospectrophotometry;multianglespectrometry;multianglespectrophotometry;photometry;reflectancefactor;spectrometry;spectrophot
【摘要】:Thispracticeisfortheuseofmanufacturersandusersofequipmentforvisualappraisalormeasurementofappearance,thosewritingstandardsrelatedtosuchequipment,andotherswhowishtospecifypreciselyconditionsofviewingormeasuringattributesofappearance.Theuseofthispracticemakessuchspecificationsconciseandunambiguous.Thefunctionalnotationfacilitatesdirectcomparisonsofthegeometricspecificationsofviewingsituationsandmeasuringinstruments.1.1Thispracticedescribesthegeometryofilluminatingandviewingspecimensandthecorrespondinggeometryofopticalmeasurementstocharacterizetheappearanceofmaterials.Itestablishesterms,symbols,acoordinatesystem,andfunctionalnotationtodescribethegeometricorientationofaspecimen,thegeometryoftheillumination(oropticalirradiation)ofaspecimen,andthegeometryofcollectionoffluxreflectedortransmittedbythespecimen,byameasurementstandard,orbytheopensamplingaperture.1.2OpticalmeasurementstocharacterizetheappearanceofretroreflectivematerialsareofsuchaspecialnaturethattheyaretreatedinotherASTMstandardsandareexcludedfromthescopeofthispractice.1.3Themeasurementoftransmittedorreflectedlightfromareaslessthan0.5mmindiametermaybeaffectedbyopticalcoherence,someasurementsonsuchsmallareasareexcludedfromconsiderationinthispractice,althoughthebasicconceptsdescribedinthispracticehavebeenadoptedinthatfieldofmeasurement.1.4Thespecificationofamethodofmeasuringthereflectingortransmittingpropertiesofspecimens,forthepurposeofcharacterizingappearance,isincompletewithoutafulldescriptionofthespectralnatureofthesystem,butspectralconditionsarenotwithinthescopeofthispractice.TheuseoffunctionalnotationtospecifyspectralconditionsisdescribedinISO5/1.
【中国标准分类号】:N04
【国际标准分类号】:17_180_30
【页数】:7P.;A4
【正文语种】:
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