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    I.S. EN 60793-1-40:2004

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    OPTICAL FIBRES - PART 1-40: MEASUREMENT METHODS AND TEST PROCEDURES - ATTENUATION

    Available format(s):  Hardcopy, PDF

    Superseded date:  31-05-2019

    Language(s):  English

    Published date:  01-01-2004

    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)

    FOREWORD
    INTRODUCTION
    1 Scope
    2 Normative references
    3 Definitions
    4 Calibration requirements
    5 Reference test method
    6 Apparatus
    7 Sampling and specimens
       7.1 Specimen length
       7.2 Specimen end face
    8 Procedure
    9 Calculations
       9.1 Methods A and B
       9.2 Method C
       9.3 Method D
    10 Results
       10.1 Information available with each measurement
       10.2 Information available upon request
    11 Specification information
    Annex A (normative) Requirements specific to method A - Cut-back
    Annex B (normative) Requirements specific to method B - Insertion
            loss
    Annex C (normative) Requirements specific to method C - Backscattering
    Annex D (normative) Requirements specific to method D - Spectral
            attenuation modelling

    Abstract - (Show below) - (Hide below)

    Specifies uniform requirements for measuring the attenuation of optical fibre, thereby assisting in the inspection of fibres and cables for commercial purposes.

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    Development Note 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)
    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Superseded
    Superseded By

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

    IEC 60793-1-43:2015 Optical fibres - Part 1-43: Measurement methods and test procedures - Numerical aperture measurement
    EN 60793-1-22:2002 Optical fibres - Part 1-22: Measurement methods and test procedures - Length measurement
    EN 60793-1-43:2015 Optical fibres - Part 1-43: Measurement methods and test procedures - Numerical aperture measurement
    IEC 60793-1-22:2001 Optical fibres - Part 1-22: Measurement methods and test procedures - Length measurement
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