IEC 60793-1-45-2001 光纤第1-45部分：测量方法和试验规程模场直径
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【英文标准名称】:Opticalfibres-Part1-45:Measurementmethodsandtestprocedures;Modefielddiameter
【原文标准名称】:光纤第1-45部分：测量方法和试验规程模场直径
【标准号】:IEC60793-1-45-2001
【标准状态】:现行
【国别】:国际
【发布日期】:2001-07
【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/SC86A
【标准类型】:()
【标准水平】:()
【中文主题词】:场径;测量技术;光波导;纤维光学;试验;特性;测量;电气工程;尺寸
【英文主题词】:Dimensions;Electricalengineering;Electromagneticfields;Expansion;Fibreoptics;Fielddiameter;Fieldstrength(electric);Mathematicalcalculations;Measurement;Measuringtechniques;Monomodefibres;Opticalwaveguides;Properties;Samplingmethods;Specification(approval);Testspecimens;Testing
【摘要】:ThispartofIEC60793establishesuniformrequirementsformeasuringthemodefielddiameter(MFD)ofopticalfibre,therebyassistingintheinspectionoffibresandcablesforcommercialpurposes.TheMFDrepresentsameasureofthetransverseextentoftheelectromagneticfieldintensityofthemodeinafibrecrosssection,anditisdefinedfromthefar-fieldintensitydistributionasaratioofintegralsknownasthePetermannIIdefinition.Seeequation(1).ThedefinitionsofMFDarestrictlyrelatedtothemeasurementconfigurations.Themathematicalequivalenceofthesedefinitionsresultsfromtransformrelationshipsbetweenmeasurementresultsobtainedbydifferentimplementationssummarizedinfigure1asfollows:FourmethodsaredescribedformeasuringMFD:-methodA:directfar-fieldscan;-methodB:variableapertureinthefarfield;-methodC:near-fieldscan;-methodD:bi-directionalbackscatterusinganopticaltimedomainreflectometer(OTDR).AllfourmethodsapplytoallcategoriesoftypeBsingle-modefibreshowninIEC60793-2andoperatingnear1310nmor1550nm.MethodDisnotrecommendedforthemeasurementoffibresofunknowntypeordesign.Informationcommontoallfourmethodsiscontainedinclauses1to8,andinformationpertainingtoeachindividualmethodappearsinannexesA,B,CandD,respectively.
【中国标准分类号】:M33
【国际标准分类号】:33_180_10
【页数】:59P.;A4
【正文语种】:英语
【原文标准名称】:光纤第1-45部分：测量方法和试验规程模场直径
【标准号】:IEC60793-1-45-2001
【标准状态】:现行
【国别】:国际
【发布日期】:2001-07
【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/SC86A
【标准类型】:()
【标准水平】:()
【中文主题词】:场径;测量技术;光波导;纤维光学;试验;特性;测量;电气工程;尺寸
【英文主题词】:Dimensions;Electricalengineering;Electromagneticfields;Expansion;Fibreoptics;Fielddiameter;Fieldstrength(electric);Mathematicalcalculations;Measurement;Measuringtechniques;Monomodefibres;Opticalwaveguides;Properties;Samplingmethods;Specification(approval);Testspecimens;Testing
【摘要】:ThispartofIEC60793establishesuniformrequirementsformeasuringthemodefielddiameter(MFD)ofopticalfibre,therebyassistingintheinspectionoffibresandcablesforcommercialpurposes.TheMFDrepresentsameasureofthetransverseextentoftheelectromagneticfieldintensityofthemodeinafibrecrosssection,anditisdefinedfromthefar-fieldintensitydistributionasaratioofintegralsknownasthePetermannIIdefinition.Seeequation(1).ThedefinitionsofMFDarestrictlyrelatedtothemeasurementconfigurations.Themathematicalequivalenceofthesedefinitionsresultsfromtransformrelationshipsbetweenmeasurementresultsobtainedbydifferentimplementationssummarizedinfigure1asfollows:FourmethodsaredescribedformeasuringMFD:-methodA:directfar-fieldscan;-methodB:variableapertureinthefarfield;-methodC:near-fieldscan;-methodD:bi-directionalbackscatterusinganopticaltimedomainreflectometer(OTDR).AllfourmethodsapplytoallcategoriesoftypeBsingle-modefibreshowninIEC60793-2andoperatingnear1310nmor1550nm.MethodDisnotrecommendedforthemeasurementoffibresofunknowntypeordesign.Informationcommontoallfourmethodsiscontainedinclauses1to8,andinformationpertainingtoeachindividualmethodappearsinannexesA,B,CandD,respectively.
【中国标准分类号】:M33
【国际标准分类号】:33_180_10
【页数】:59P.;A4
【正文语种】:英语
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