This standard specifies procedures for the practical measurement of the attenuation and variation in attenuation of optical fibre or optical cable (both hereafter referred to as fibre). Methods A and B are intended for fibre acceptance testing and shall be performed on fibre lengths greater than 1 km. Method C is intended for attenuation measurement required during environmental and mechanical testing and shall be performed on fibre lengths less than 100 m.
PREN 3745-301-2010由ASD-STAN - Aerospace and Defence Industries Association of Europe - Standardization 发布于 2010-06-30,并于 2010-08-05 实施。
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