【英文标准名称】:Colorimetry.CIE1976L*u*v*Colourspaceandu',v'uniformchromaticityscalediagram
【原文标准名称】:比色法.CIE1976L*u*v*色域和u',v'均等色度图
【标准号】:BSENISO11664-5-2011
【标准状态】:现行
【国别】:英国
【发布日期】:2010-04-30
【实施或试行日期】:2010-04-30
【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】:
【英文主题词】:Brightness(ofcolour);CIELUVformulae;Colorimetric;Colorimetricmeasures;Colorimetry;Colour;Colourdifferences;Colourshades;Colourspaces;Coloursystems;Colourvalue;Coordinates(mathematics);Definitions;Determination;Formulae;Hues;Illuminants;Lightingsystems;Mathematicalcalculations
【摘要】:ThisCIEStandardspecifiesthemethodofcalculatingthecoordinatesoftheCIE1976L*u*v*colourspaceincludingcorrelatesoflightness,chroma,saturationandhue.ItincludestwomethodsforcalculatingEuclideandistancesinthisspacetorepresenttherelativeperceivedmagnitudeofcolourdifferences.Italsospecifiesthemethodofcalculatingthecoordinatesoftheu',v'uniformchromaticityscalediagram.TheStandardisapplicabletotristimulusvaluescalculatedusingthecolour-matchingfunctionsoftheCIE1931standardcolorimetricsystemortheCIE1964standardcolorimetricsystem.TheStandardmaybeusedforthespecificationofcolourstimuliperceivedasbelongingtoareflectingortransmittingobject,whereathree-dimensionalspacemoreuniformthantristimulusspaceisrequired.Thisincludesself-luminousdisplays,likecathoderaytubes,iftheyarebeingusedtosimulatereflectingortransmittingobjectsandifthestimuliareappropriatelynormalized.TheStandard,asawhole,doesnotapplytocolourstimuliperceivedasbelongingtoanareathatappearstobeemittinglightasaprimarylightsource,orthatappearstobespecularlyreflectingsuchlight.Onlytheu',v'chromaticitydiagramdefinedinSection4.1andthecorrelatesofhueandsaturationdefinedinSection4.3applytosuchcolourstimuli.
【中国标准分类号】:A42
【国际标准分类号】:17_180_20
【页数】:22P.;A4
【正文语种】:英语


【英文标准名称】:Classificationofenvironmentalconditions-Part3:Classificationofgroupsofenvironmentalparametersandtheirseverities-Section4:Stationaryuseatnon-weatherprotectedlocations;Amendment1
【原文标准名称】:环境条件分类第3部分:环境参数组及其严酷程度的分类分级第4节:在无气候防护场所的固定使用修改1
【标准号】:IEC60721-3-4AMD1-1996
【标准状态】:现行
【国别】:国际
【发布日期】:1996-11
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC104
【标准类型】:()
【标准水平】:()
【中文主题词】:极限(数学);电气器具;电气工程;分类;环境条件;抗风化能力
【英文主题词】:Atmosphericinfluences;Classes;Classification;Climate;Definitions;Electricappliances;Electricalengineering;Environment;Environmentalconditions;Environmentalfactorofinfluence;Ergonomics;Limits(mathematics);Stationary;Weather;Weatherresistance
【摘要】:Amendsclause5,table1andannexA.AddsanewinformativeannexE.
【中国标准分类号】:A21
【国际标准分类号】:19_040
【页数】:8P.;A4
【正文语种】:英语