眼视光产品 成品眼镜安全技术规范（外文版）（报批稿）.docx

ICS11.040.70CCSY89OBNationalStandardsofthePeople'sRePd)IiCofChinaGB451852024Optometryproducts-SafetytechnicalspecificationsoffinishedspecacIes眼视光产品成品眼镜安全技术规范(EnglishTransIat/on)Issuedate:2024-12-31Implementationdate:2026-01-01Contents1 Scope12 Normativereferences13 Termsanddefinitions14 Safetytechnicalrequirements24.1General24.2Vertexpower24.3Directionofthecylinderaxis44.4Centrationpointposition54.5Transmittanceproperty65Testmethods95.1Testconditions95.2Vertexpower95.3Directionofthecylinderaxis115.4Centrationpointpositions115.5Transmittanceproperty12AnnexA(Normative)Weightingfunctionusedforthecalculationofrelativevisual14attenuationfactors(forincandescentsignallamps)ForewordSACTC596SC1isinchargeofthisEnglishtranslation.IncaseofanydoubtaboutthecontentsofthisEnglishtransIation,theChineseoriginalversionshalIbeconsideredauthoritative.ThisdocumentisdraftedinaccordancewiththeruIesgivenintheGB/T1.12020DirectivesforStandardizatio11-Part1:RuIesforthestructureanddraftingofstandardizingdocuments.AttentionisdrawntothepossibiIitythatsomeoftheeIementsofthisdocumentmaybethesubjectofpatentrights.TheissuingbodyofthisdocumentshaIInotbeheIdresponsibIeforidentifyinganyoralIsuchpatentrights.ThisdocumentwasproposedandpreparedbyMinistryofindustryandInformationTechnologyofthePeople,sRepubIicofChina.OptometryproductsSafetytechnicaIspecificationsoffinishedspectacIes1 ScopeThisdocumentdefinesthetermsanddefinitions,specifiesrequirements,anddescribesthecorrespondingtestmethodsforfinishedspectacIes.ThisdocumentisappIicabIetofinishedspectacIes.2 NormativereferencesThefollowingdocumentsarereferredtointhetextinsuchawaythatsomeoraIIoftheircontentconstitutesrequirementsofthisdocument.Fordatedreferences,onIytheeditioncitedappIies.Forundatedreferences,thelatesteditionofthereferenceddocument(includinganyamendments)appIies.GB/T26397Ophthalmicoptics一TerminologyGB/T39552.22020Sunglassesandsunglarefilters-Part2:TestmethodsGB45184Optometryproducts-Safetytechnicalspecif/cationsofcomponentsISO13666Ophthalmicoptics-SpectaclelensesVocabulary3 TermsanddefinitionsForthepurposeofthisdocument,thetermsanddefinitionsgiveninGB/T26397,GB45184,ISO13666andthefollowingappIy.3.1finishedspectacIevarioustypesofspectacIeswhicharereadyforuse.Note:TypesgeneraIIyrefertoordinaryspectacIes,partiaIIyorfullyencIosedgoggles,fIip-upordetachabIeadditionalIenses,etc.CommonexampIesoffinishedspectacIesincIudeprescriptionassembIedspectacIes,near-visionspectacIes,sunglasses,surfaceswimminggoggles,snowgoggles,spectacIesforvehicIedrivingandroaduse,polarized3Dglasses,etc.3.2assembIedspectacIefinishedspectacIeswhicharemadebyspectacIelenseswithvertexpowerandframes.Note:DividedintoprescriptionassembIedspectacIesandnear-visionspectacIes.3.3prescriptionassembIedspectacIeassembIedspectacIeswhicharemadeaccordingtoaprescriptionorspeciaIrequirements.3.4near-visionspectacIeassembIedspectacIeswhicharebatch-producedfornear-visionuse.Note:TypicaIIydividedintosingle-vision,multifocaIandprogressivepowernear-visionspectacIes.3.5centrationpointpointwithrespecttotheframeatwhichtheopticaIcenter,distancereferencepointorfittingpointistobeIocatedintheabsenceofanyorderedprismaticeffectandanyprismthinning,orafteranysuchprismaticeffecthasbeenneutraIized.Note:TheopticaIcenterusuaIIyappliestoasingIe-visionlens(exceptforaposition-specificsingIe-visionIens),distancereferencepointusuaIIytoamultifocaIIensandfittingpointusualIytoaposition-specificsingle-visionIensorapower-variationlens.FromISO13666-2019,3.2.30,modified3. 6centrationpointdistance,CDcentrationpointhorizontaIdistancehorizontaIdistancebetweenthecentrationpointsofapairofmountedIenses.Note1:InterpupiIIarydistancereferstothedistancebetweenthecentersofthepupiIs,usuaIIyabbreviatedasPD.Note2:InterpupiIIarydistanceisusualIyregardedasthenominaIvaIueofthecentrationpointhorizontaIdistance.FromISO13666-2019,3.2,31,modified3.7centrationpointhorizontaIdistanceofone-sidedistancefromthecentrationpointofasingle-sidedlenstotheperpendicuIaraxisofsymmetryofthetwospectacIefrontcircles(boxedsystem)Note1:Single-sidedinterpupiIIarydistanceisusuaIIyregardedasthenominaIvalueofthecentrationpointhorizontaIdistanceofone-side.Note2:Ifsingle-sidedinterpupiIIarydistanceisnotordered,thenominaIvaIueofthecentrationpointhorizontaIdistanceofone-sidereferstohaIfofthecentrationpointhorizontaIdistanceorinterpupiIIarydistance.3, 8centrationpointverticaIdeviationdeviationbetweentheheightsofthecentrationpointsofapairofmountedIenses.4SafetytechnicaIrequirements4, 1GeneraIThecomponentscomposedoffinishedspectacIesshaIImeettherequirementsgiveninGB45184.4.2Vertexpower4.2.1 PrescriptionassembIedspectacIes1 .2.1.1Accordingtothemethoddescribedin5.2.1,thevertexpowerofsingle-visionandmultifocaIprescriptionassembIedspectaclesshaIImeettherequirementsgiveninTable1.TabIe1ToIerancesonthevertexpo