National Foreword
FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 Testing conditions
5 Reference test method
6 Specimen
7 Test methods
8 Results
Annex A (informative) - Difference of beat lengths
by measurement method (phase beat length and
group beat length)
Annex B (informative) - Correlation between results
obtained by the two methods (phase beat length
and group beat length)
Annex C (informative) - Electromagnet for Faraday rotation
Bibliography
Annex ZA (normative) - Normative references to
international publications with their
corresponding European publications