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IEC 60793-1-47 : 4.0

IEC 60793-1-47 : 4.0

OPTICAL FIBRES - PART 1-47: MEASUREMENT METHODS AND TEST PROCEDURES - MACROBENDING LOSS

International Electrotechnical Committee

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Table of Contents

FOREWORD<br>INTRODUCTION<br>1 Scope <br>2 Normative references <br>3 Terms and definitions <br>4 Apparatus <br>5 Specimen <br>6 Procedure <br>7 Calculations<br>8 Results <br>9 Specification information<br>Annex A (normative) - Change in transmittance by<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;transmitted power technique <br>Annex B (normative) - Cut-back technique<br>Annex C (normative) - Requirements for the optical<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;source characteristics for A<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;multimode measurement <br>Annex D (informative) - Small bend radius phenomena <br>Annex E (informative) - Parallel plate (2-point)<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;macrobend loss approximation<br>Bibliography

Abstract

Provides two methods for measuring macrobending sensitivity: Method A - Fibre winding, pertains to class B single-mode fibres and category A1 multimode fibres and Method B - Quarter circle bends, pertains to category A3 and A4 multimode fibres.

General Product Information

Document Type Standard
Status Current
Publisher International Electrotechnical Committee
Committee TC 86
Supersedes
  • IEC 60793-1-4 : 2.0

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