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I.S. EN 60793-1-45:2004

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

OPTICAL FIBRES - PART 1-45: MEASUREMENT METHODS AND TEST PROCEDURES - MODE FIELD DIAMETER
Available format(s)

Hardcopy , PDF

Superseded date

02-27-2018

Language(s)

English

Published date

01-01-2004

Publisher

National Standards Authority of Ireland

Preview

For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Reference test method
4 Apparatus
  4.1 Light source
  4.2 Input optics
  4.3 Input positioner
  4.4 Cladding mode stripper
  4.5 High-order mode filter
  4.6 Output positioner
  4.7 Output optics
  4.8 Detector
  4.9 Computer
5 Sampling and specimens
  5.1 Specimen length
  5.2 Specimen end face
6 Procedure
7 Calculations
  7.1 Method A - Direct far-field scan
  7.2 Method B - Variable aperture in the far field
  7.3 Method C - Near-field scan
8 Results
  8.1 Information to be provided with each measurement
  8.2 Information available upon request
9 Specification information
Annex A (normative) Requirements specific to method A -
        Mode field diameter by direct far-field scan
Annex B (normative) Requirements specific to method B -
        Mode field diameter by variable aperture in the
        far field
Annex C (normative) Requirements specific to method C -
        Mode field diameter by near-field scan
Annex D (normative) Requirements specific to method D -
        Mode field diameter by optical time domain
        reflectometer (OTDR)
Annex E (informative) Sample data sets and calculated values

Covers uniform requirements for measuring the mode field diameter (MFD) of optical fibre, thereby assisting in the inspection of fibres and cables for commercial purposes.

DevelopmentNote
For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017) Partially Supersedes 1993 edition of I.S. EN 188000. (07/2017)
DocumentType
Standard
Pages
78
PublisherName
National Standards Authority of Ireland
Status
Superseded

Standards Relationship
IEC 60793-1-45 : 2.0 Identical
NF EN 60793-1-45 : 2004 Identical
BS EN 60793-1-45:2003 Identical
DIN EN 60793-1-45 : 2004 Identical
EN 60793-1-45 : 2018 Identical

IEC 60793-2:2015 Optical fibres - Part 2: Product specifications - General
EN 60793-1-40:2003 Optical fibres - Part 1-40: Measurement methods and test procedures - Attenuation
IEC 60793-1-40:2001 Optical fibres - Part 1-40: Measurement methods and test procedures - Attenuation

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PDF - English
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