IEC 62629-62-12 2025.docx

IECIEC62629-62-12I®Edition1.02025-06INTERNATIONALSTANDARD3Ddisplays-Part62-12:Measurementmethodsforvirtual-imagetype-ImagequalityICS31.120;31.260ISBN978-2-8327-0391-5THISPUBLICATIONISCOPYRIGHTPROTECTEDCopyright©2025IEC,Geneva,SwitzerlandAllrightsreserved.Unlessotherwisespecified,nopartofthispublicationmaybereproducedorutilizedinanyformorbyanymeans,electronicormechanical,includingphotocopyingandmicrofilm,withoutpermissioninwritingfromeitherIECorIEC'smemberNationalCommitteeinthecountryoftherequester.IfyouhaveanyquestionsaboutIECcopyrightorhaveanenquiryaboutobtainingadditionalrightstothispublication,pleasecontacttheaddressbeloworyourlocalIECmemberNationalCommitteeforfurtherinformation.IECSecretariatTel.:+412291902113,ruedeVarembeinfoiec.chwww.iec.chCH-1211Geneva20SwitzerlandAbouttheIECTheInternationalElectrotechnicalCommission(IEC)istheleadingglobalorganizationthatpreparesandpublishesInternationalStandardsforallelectrical,electronicandrelatedtechnologies.AboutIECpublicationsThetechnicalcontentofIECpublicationsiskeptunderconstantreviewbytheIEC.Pleasemakesurethatyouhavethelatestedition,acorrigendumoranamendmentmighthavebeenpublished.IECpublicationssearch-webstore.iec.ch/advsearchformTheadvancedsearchenablestofindIECpublicationsbyavarietyofcriteria(referencenumber,text,technicalcommittee,.).Italsogivesinformationonprojects,replacedandwithdrawnpublications.IECJustPublished-webstore.iec.ch/justpublishedStayuptodateonallnewIECpublications.JustPublisheddetailsallnewpublicationsreleased.Availableonlineandonceamonthbyemail.IECCustomerServiceCentre-webstore.iec.ch/cscIfyouwishtogiveusyourfeedbackonthispublicationorneedfurtherassistance,pleasecontacttheCustomerServiceCentre:salesiec.ch.IECProducts&ServicesPortal-products.iec.chDiscoverourpowerfulsearchengineandreadfreelyallthepublicationspreviews,graphicalsymbolsandtheglossary.Withasubscriptionyouwillalwayshaveaccesstouptodatecontenttailoredtoyourneeds.Electropedia-www.electropedia.orgTheworld'sleadingonlinedictionaryonelectrotechnology,containingmorethan22500terminologicalentriesinEnglishandFrench,withequivalenttermsin25additionallanguages.AlsoknownastheInternationalElectrotechnicalVocabulary(IEV)online.Warning!Makesurethatyouobtainedthispublicationfromanauthorizeddistributor.CONTENTSFOREWORD41 Scope62 Normativereferences63 Terms,definitionsandabbreviatedterms63.1 Termsanddefinitions63.2 Abbreviatedterms74 Lightmeasuringdevice(LMD)85 Measurementmethodofuniform-illuminated-flat-backgroundeffecton3Dvirtualimage85.1 General85.2 Measurementconfigurationofuniform-illuminated-flat-backgroundeffecton3Dvirtualimage85.3 Illuminationforuniform-illuminated-flat-backgroundconditions105.4 Measurementofcontrastandchromaticityofa3Dvirtualimageagainstdifferentuniform-illuminated-flat-backgrouds115.4.1 General115.4.2 Conditions115.4.3 Procedures135.4.4 Reports156 Measurementmethodforghostimage166.1 Measuringconfigurationforpositionestimation166.2 Conditions176.3 Procedures186.4 Reports197 Measurementmethodsforbinocularmisalignment197.1 General197.2 Conditions207.3 Procedures227.4 Reports24AnnexA(informative)Measurementexamples25A.1Measurementexampleforghostimage25A.2Measurementexampleforbinocularmisalignment26Bibliography28Figure 1 -Measuringconfigurationforevaluatinguniform-illuminated-flat-backgroundeffectonimagequalitypropertyofa3Dvirtualimage9Figure 2 -Pointsfornon-uniformitymeasurementonuniform-illuminated-flat-background10Figure 3 -Testimagesformeasuringcontrastandchromaticitypropertiesaffectedbyuniform-illuminated-flat-backgroundchangeon3Dvirtualimage12Figure 4 -Measuringconditionforcontrastandchromaticitypropertiesof3Dvirtualimageagainstdifferentuniform-illuminated-flat-backgroundconditions13Figure 5 -Measuringsetupforghostimage17Figure 6 -Measurementofghostimage18Figure 7 -Testpatternandmeasuringconfigurationforevaluatingbinocularmisalignment21Figure 8 -LMDpositionsforevaluatingthebinocularmisalignment22FigureA.1-Exampleoftestimagewithghostphenomenon25FigureA.2-Exampleofcapturedtest-imagebyimagingLMDforbinocularmisalignment26Table 1 -Exampleofmeasurementresultsforluminanceandchromaticityvaluesindifferentuniform-illumiated-flat-backgroundconditions16Table 2 -LMDpositionsinxyzcoordinatesorninemeasurements22Table 3 -Exampleofmeasurementresultsforhorizontalandverticalbinocularmisalignmentindegrees24TableA.1-Exampleofmeasurementandcalculationresultsforghostimage25TableA.2-ExampleofLMDpositionsinxyzcoordinatesorninemeasurements27TableA.3-Exampleofmeasurementandcalculationresultsforhorizontalandverticalbinocularmisalignmentindegrees27INTERNATIONALELECTROTECHNICALCOMMISSION3DDISPLAYS-Part62-12:Measurementmethodsforvirtual-imagetype-ImagequalityFOREWORD1) TheInternationalElectrotechnicalCommission(IEC)