BS 3143-4:1985
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Hardcopy , PDF
31-07-2008
English
28-02-1985
Foreword
Committees responsible
Specification
1. Scope
2. Definitions
3. Materials
4. Construction
5. Colorimetric performance
6. Photometric performance
7. Marking
Appendix
A. Methods of test
Figures
1. Method used to determine the shape and size of the
lens of a beacon
2. Apparatus for impact test
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