I.S. EN 61280-1-4:2010
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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FIBRE OPTIC COMMUNICATION SUBSYSTEM TEST PROCEDURES - PART 1-4: GENERAL COMMUNICATION SUBSYSTEMS - LIGHT SOURCE ENCIRCLED FLUX MEASUREMENT METHOD
Hardcopy , PDF
26-02-2023
English
01-01-2010
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.
FOREWORD
0 Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols
5 Apparatus
6 Sampling and specimens
7 Geometric calibration
8 Measurement procedure
9 Computation of encircled flux
10 Results
11 Specification information
Annex A (informative) Measurement sensitivity considerations
Annex B (informative) Theory of geometric calibration using
the micropositioner
Annex C (normative) Procedure for geometric calibration using
the micropositioner
Bibliography
Annex ZA (normative) Normative references to international
publications with their corresponding European
publications
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