• I.S. EN 60793-1-20:2014

    Current The latest, up-to-date edition.

    OPTICAL FIBRES - PART 1-20: MEASUREMENT METHODS AND TEST PROCEDURES - FIBRE GEOMETRY

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2014

    Publisher:  National Standards Authority of Ireland

    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.

    Dates of withdrawal of national standards are available from NSAI.

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    Table of Contents - (Show below) - (Hide below)

    National Foreword
    FOREWORD
    INTRODUCTION
    1 Scope
    2 Normative references
    3 Terms, definitions and symbols
    4 Overview of method
    5 Reference test method
    6 Apparatus
    7 Sampling and specimens
    8 Procedure
    9 Calculations
    10 Results
    11 Specification information
    Annex A (normative) - Requirements specific to
            Method A - Refracted near-field
    Annex B (normative) - Requirements specific to
            Method B - Transmitted near-field
    Annex C (normative) - Edge detection and edge
            table construction
    Annex D (normative) - Edge table ellipse fitting and
            filtering
    Annex E (informative) - Fitting category A1 core
            near-field data to a power law model
    Annex F (informative) - Mapping class A core diameter
            measurements
    Bibliography
    Annex ZA (normative) - Normative references to
             international publications with their
             corresponding European publications

    Abstract - (Show below) - (Hide below)

    Defines uniform requirements for measuring the geometrical characteristics of uncoated optical fibres.

    General Product Information - (Show below) - (Hide below)

    Development Note Supersedes I.S. EN 188000. (01/2003) For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Current

    Standards Referencing This Book - (Show below) - (Hide below)

    IEC 60793-2-20:2015 Optical fibres - Part 2-20: Product specifications - Sectional specification for category A2 multimode fibres
    IEC 60793-2-10:2017 Optical fibres - Part 2-10: Product specifications - Sectional specification for category A1 multimode fibres
    EN 60793-2-50:2016 Optical fibres - Part 2-50: Product specifications - Sectional specification for class B single-mode fibres
    IEC 60793-2-30:2015 Optical fibres - Part 2-30: Product specifications - Sectional specification for category A3 multimode fibres
    EN 60793-2-40:2016 Optical fibres - Part 2-40: Product specifications - Sectional specification for category A4 multimode fibres
    IEC 60793-2-40:2015 Optical fibres - Part 2-40: Product specifications - Sectional specification for category A4 multimode fibres
    EN 60793-2-10:2017 Optical fibres - Part 2-10: Product specifications - Sectional specification for category A1 multimode fibres
    EN 60793-2-60:2008 Optical fibres - Part 2-60: Product specifications - Sectional specification for category C single-mode intraconnection fibres
    EN 60793-2-30:2015 Optical fibres - Part 2-30: Product specifications - Sectional specification for category A3 multimode fibres
    EN 60793-2-20:2016 Optical fibres - Part 2-20: Product specifications - Sectional specification for category A2 multimode fibres
    IEC 60793-2-50:2015 Optical fibres - Part 2-50: Product specifications - Sectional specification for class B single-mode fibres
    IEC 60793-1-45 : 2.0 OPTICAL FIBRES - PART 1-45: MEASUREMENT METHODS AND TEST PROCEDURES - MODE FIELD DIAMETER
    IEC 60793-2-60:2008 Optical fibres - Part 2-60: Product specifications - Sectional specification for category C single-mode intraconnection fibres
    IEC 61745:2017 End-face image analysis procedure for the calibration of optical fibre geometry test sets
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