CEI EN 61280-1-4 : 2011
Superseded
View Superseded by
FIBRE OPTIC COMMUNICATION SUBSYSTEM TEST PROCEDURES - PART 1-4: GENERAL COMMUNICATION SUBSYSTEMS - LIGHT SOURCE ENCIRCLED FLUX MEASUREMENT METHOD
Hardcopy , PDF
English
01-01-2011
07-11-2025
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
Pertains to characterize the encircled flux of two types of light sources: transmission light sources, which are usually coherent and substantially under-excite the mode volume of a multimode fibre, and measurement light sources, which are incoherent and excite most of the mode volume of a multimode fibre.
| Committee |
CT 86
|
| DevelopmentNote |
Classificazione CEI 86-299. (05/2011)
|
| DocumentType |
Standard
|
| Pages |
42
|
| PublisherName |
Comitato Elettrotecnico Italiano
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| EN 61280-1-4:2010 | Identical |
| IEC 61280-1-4:2009 | Identical |
A newer version of this standard is available.
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