眼视光产品 成品眼镜安全技术规范(外文版)(报批稿).docx
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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, 1GeneraIThecomponentscomposedoffinishedspect
16、acIesshaIImeettherequirementsgiveninGB45184.4.2Vertexpower4.2.1 PrescriptionassembIedspectacIes1 .2.1.1Accordingtothemethoddescribedin5.2.1,thevertexpowerofsingle-visionandmultifocaIprescriptionassembIedspectaclesshaIImeettherequirementsgiveninTable1.TabIe1ToIerancesonthevertexpowerofsingIe-visionan
17、dmultifocaIprescriptionassembIedspectacIesVaIuesinreciprocaImeterAbsoIutevaIueofvertexpoweronthemeridianpIanewiththelargestabsoIutevaIueofvertexpowerToleranceonvertexpowerofeachprincipalmerdianAbsoIutevaIueofcyIindricaIvertexpower0.000.750.754.004.006.006.00ToIeranceontheabsoIutecyIindricaIvertexpow
18、erO.OO3.000.120.090.120.183.OO6.000.120.120.120.180.256.009.000.120.120.180.180.259.0012.000.180.120.180.250.2512.0020.000.250.180.250.250.2520.000.370.250.250.370.374 .2.1.2Accordingtothemethoddescribedin5.2.1,toIerancesonthevertexpoweroftheprimaryreferencepointofprogressiveprescriptionassembIedspe
19、ctacIesshaIImeettherequirementsgiveninTabIe2.TabIe2TolerancesonthevertexpoweroftheprimaryreferencepointofprogressiveprescriptionassembIedspectacIesVaIuesinreciprocaImeterAbsoIutevaIueofvertexpoweronthemeridianpIanewiththelargestabsoIutevaIueofvertexpowerToleranceonvertexpowerofeachprincipalmerdianAb
20、soIutevaIueofcyIindricaIvertexpower0.00-0.750754.004.006.006.00ToleranceoncyIindricaIvertexpower0.006.000.120.120.180.180.256.009.000.180.180.180.180.259.0012.000.180.180.180.250.2512.0020.000.250.180.250.250.2520.000.370.250.250.370.374.2.2 PIanosungIasses4.2.3 .1Accordingtothemethoddescribedin5.2.
21、2,toIerancesonsphericaIandastigmaticpowerofpIanosungIassesshalImeettherequirementsgiveninTabIe3.Table3TolerancesonsphericaIandastigmaticpowerofpIanosungIassesVaIuesinreciprocaImeterSphericaIpowermeanvaIueofvertexpoweroftwoprincipalmeridians(+加/2AstigmaticpowerabsolutevaIueofvertexpowerdifferencebetw
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