DIN EN 60793-1-45 : 2004
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
OPTICAL FIBRES - PART 1-45: MEASUREMENT METHODS AND TEST PROCEDURES - MODE FIELD DIAMETER
14-11-2022
12-01-2013
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
Annex ZA (normative) Normative references to international
publications with their corresponding European
publications
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 |
DRAFT 2017 issued in January 2017. (01/2017)
|
| DocumentType |
Standard
|
| PublisherName |
Verband Deutscher Elektrotechniker
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| I.S. EN 60793-1-45:2004 | Identical |
| NF EN 60793-1-45 : 2004 | Identical |
| BS EN 60793-1-45:2003 | Identical |
| VDE 0888-245 : 2004 | Corresponds |
| IEC 60793-1-45:2017 | Identical |
| EN 60793-1-45 : 2018 | Identical |
| VDE 0888-245 : 2004 | Identical |
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