眼视光产品 成品眼镜安全技术规范（外文版）（报批稿）.docx

《眼视光产品 成品眼镜安全技术规范（外文版）（报批稿）.docx》由会员分享，可在线阅读，更多相关《眼视光产品 成品眼镜安全技术规范（外文版）（报批稿）.docx（19页珍藏版）》请在第壹文秘上搜索。

1、ICS11.040.70CCSY89OBNationalStandardsofthePeoplesRePd)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 Safetytechnic

2、alrequirements24.1General24.2Vertexpower24.3Directionofthecylinderaxis44.4Centrationpointposition54.5Transmittanceproperty65Testmethods95.1Testconditions95.2Vertexpower95.3Directionofthecylinderaxis115.4Centrationpointpositions115.5Transmittanceproperty12AnnexA(Normative)Weightingfunctionusedforthec

3、alculationofrelativevisual14attenuationfactors(forincandescentsignallamps)ForewordSACTC596SC1isinchargeofthisEnglishtranslation.IncaseofanydoubtaboutthecontentsofthisEnglishtransIation,theChineseoriginalversionshalIbeconsideredauthoritative.ThisdocumentisdraftedinaccordancewiththeruIesgivenintheGB/T

4、1.12020DirectivesforStandardizatio11-Part1:RuIesforthestructureanddraftingofstandardizingdocuments.AttentionisdrawntothepossibiIitythatsomeoftheeIementsofthisdocumentmaybethesubjectofpatentrights.TheissuingbodyofthisdocumentshaIInotbeheIdresponsibIeforidentifyinganyoralIsuchpatentrights.Thisdocument

5、wasproposedandpreparedbyMinistryofindustryandInformationTechnologyofthePeople,sRepubIicofChina.OptometryproductsSafetytechnicaIspecificationsoffinishedspectacIes1 ScopeThisdocumentdefinesthetermsanddefinitions,specifiesrequirements,anddescribesthecorrespondingtestmethodsforfinishedspectacIes.Thisdoc

6、umentisappIicabIetofinishedspectacIes.2 NormativereferencesThefollowingdocumentsarereferredtointhetextinsuchawaythatsomeoraIIoftheircontentconstitutesrequirementsofthisdocument.Fordatedreferences,onIytheeditioncitedappIies.Forundatedreferences,thelatesteditionofthereferenceddocument(includinganyamen

7、dments)appIies.GB/T26397Ophthalmicoptics一TerminologyGB/T39552.22020Sunglassesandsunglarefilters-Part2:TestmethodsGB45184Optometryproducts-Safetytechnicalspecif/cationsofcomponentsISO13666Ophthalmicoptics-SpectaclelensesVocabulary3 TermsanddefinitionsForthepurposeofthisdocument,thetermsanddefinitions

8、giveninGB/T26397,GB45184,ISO13666andthefollowingappIy.3.1finishedspectacIevarioustypesofspectacIeswhicharereadyforuse.Note:TypesgeneraIIyrefertoordinaryspectacIes,partiaIIyorfullyencIosedgoggles,fIip-upordetachabIeadditionalIenses,etc.CommonexampIesoffinishedspectacIesincIudeprescriptionassembIedspe

9、ctacIes,near-visionspectacIes,sunglasses,surfaceswimminggoggles,snowgoggles,spectacIesforvehicIedrivingandroaduse,polarized3Dglasses,etc.3.2assembIedspectacIefinishedspectacIeswhicharemadebyspectacIelenseswithvertexpowerandframes.Note:DividedintoprescriptionassembIedspectacIesandnear-visionspectacIe

10、s.3.3prescriptionassembIedspectacIeassembIedspectacIeswhicharemadeaccordingtoaprescriptionorspeciaIrequirements.3.4near-visionspectacIeassembIedspectacIeswhicharebatch-producedfornear-visionuse.Note:TypicaIIydividedintosingle-vision,multifocaIandprogressivepowernear-visionspectacIes.3.5centrationpoi

11、ntpointwithrespecttotheframeatwhichtheopticaIcenter,distancereferencepointorfittingpointistobeIocatedintheabsenceofanyorderedprismaticeffectandanyprismthinning,orafteranysuchprismaticeffecthasbeenneutraIized.Note:TheopticaIcenterusuaIIyappliestoasingIe-visionlens(exceptforaposition-specificsingIe-vi

12、sionIens),distancereferencepointusuaIIytoamultifocaIIensandfittingpointusualIytoaposition-specificsingle-visionIensorapower-variationlens.FromISO13666-2019,3.2.30,modified3. 6centrationpointdistance,CDcentrationpointhorizontaIdistancehorizontaIdistancebetweenthecentrationpointsofapairofmountedIenses

13、.Note1:InterpupiIIarydistancereferstothedistancebetweenthecentersofthepupiIs,usuaIIyabbreviatedasPD.Note2:InterpupiIIarydistanceisusualIyregardedasthenominaIvaIueofthecentrationpointhorizontaIdistance.FromISO13666-2019,3.2,31,modified3.7centrationpointhorizontaIdistanceofone-sidedistancefromthecentr

14、ationpointofasingle-sidedlenstotheperpendicuIaraxisofsymmetryofthetwospectacIefrontcircles(boxedsystem)Note1:Single-sidedinterpupiIIarydistanceisusuaIIyregardedasthenominaIvalueofthecentrationpointhorizontaIdistanceofone-side.Note2:Ifsingle-sidedinterpupiIIarydistanceisnotordered,thenominaIvaIueofth

15、ecentrationpointhorizontaIdistanceofone-sidereferstohaIfofthecentrationpointhorizontaIdistanceorinterpupiIIarydistance.3, 8centrationpointverticaIdeviationdeviationbetweentheheightsofthecentrationpointsofapairofmountedIenses.4SafetytechnicaIrequirements4, 1GeneraIThecomponentscomposedoffinishedspectacIesshaIImeettherequirementsgiveninGB45184.4.2Vertexpower4.2.1 PrescriptionassembIedspectacIes1 .2.1.1Accordingtothemethoddescribedin5.2.1,thevertexpowerofsingle-visionandmultifocaIprescriptionassembIedspectaclesshaIImeettherequirementsgiveninTable1.TabIe1ToIerancesonthevertexpo