1、 IEC 61300-3-7Edition 2.0 2009-01INTERNATIONAL STANDARD Fibre optic interconnecting devices and passive components Basic test and measurement procedures Part 3-7:Examinations and measurements Wavelength dependence of attenuation and return loss of single mode components IEC 61300-3-7:2009(E)LICENSED
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9、ase visit the Customer Service Centre FAQ or contact us:Email:csciec.ch Tel.:+41 22 919 02 11 Fax:+41 22 919 03 00 LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.IEC 61300-3-7Edition 2.0 2009-01INTERNATIONAL STANDARD Fibre optic inter
10、connecting devices and passive components Basic test and measurement procedures Part 3-7:Examinations and measurements Wavelength dependence of attenuation and return loss of single mode components INTERNATIONAL ELECTROTECHNICAL COMMISSION UICS 33.180.20 PRICE CODEISBN 2-8318-1023-1 Registered trade
11、mark of the International Electrotechnical Commission LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.2 61300-3-7 IEC:2009(E)CONTENTS FOREWORD.4 1 Scope.6 2 Normative references.6 3 Abbreviations and acronyms.6 4 General.8 4.1 General
12、description.8 4.2 Spectral conditions.9 4.3 Definition.9 4.3.1 Attenuation.9 4.3.2 Return loss.10 4.4 Device under test.10 4.5 Measurement methods.11 4.5.1 Method A Broadband light source(BBS).11 4.5.2 Method B Tuneable narrowband light source(TLS).12 4.5.3 Method C Set of multiple fixed narrowband
13、light sources(NLS).12 4.5.4 Method D Tuneable OTDR.13 4.5.5 Reference method.13 5 Apparatus.13 5.1 Wavelength source.13 5.1.1 Method A Broadband light source.13 5.1.2 Method B Tuneable narrowband light source.13 5.1.3 Method C Set of N narrowband light sources.14 5.1.4 Method D Tuneable OTDR.14 5.1.
14、5 Depolarizer.14 5.2 Detection system.15 5.2.1 Method A,Method B.2 and Method C.2 tuneable narrowband detection spectrum.15 5.2.2 Method B.1 and Method C.1 broadband detection spectrum.15 5.3 Branching devices.15 5.4 Termination.16 6 Procedure.16 6.1 Method A broadband light source.16 6.1.1 Attenuat
15、ion-only.16 6.1.2 Return-loss-only.17 6.1.3 Attenuation and return loss.18 6.2 Method B Tuneable narrowband light source.19 6.3 Method C Set of multiple fixed narrowband light sources.20 6.3.1 Attenuation-only.20 6.3.2 Return-loss-only.22 6.3.3 Attenuation and return loss.23 6.4 Test results.25 7 De
16、tails to be specified.25 7.1 Source.25 7.1.1 Broadband source.25 7.1.2 Tuneable or discrete narrowband light source.26 7.1.3 Depolarizer.26 LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.61300-3-7 IEC:2009(E)3 7.2 Detection system.26 7.2.1 Optical power meter.26 7.2.2 Optical spectrum analyser.26 7.3 Reference branching device.26 7.4 Termination.26 Annex A(informative)Device under test configurations,terminations and product types