
Optical Fibres - Part 2-50: Product Specifications - Sectional Specification For Class B Single-Mode Fibres
出版:Danish Standards

专家解读视频
2016 [16/03/2016]2013 [25/07/2013]2008 [30/01/2009]
2013 Edition is still active and will be withdrawn on 24-12-2018. (04/2016)
IEC 60793-2-50 : 5.0 - Identical
EN 60793-2-50 : 2016 - Identical
EN 60793-2-50:2016 - Identical