This part of GB/T12357 specifies the geometric dimension parameters, optical and transmission characteristics, mechanical performance and environmental performance requirements of Ala, Alb and Ald multimode optical fibers. This section applies to Al-type multimode optical fibers used in communication optical cables and other information transmission equipment.
GB/T 12357.1-2015 history
2016GB/T 12357.1-2015 Multimode optical fibers for communication - Part 1: Characteristics of multimode optical fibers of class A1
2004GB/T 12357.1-2004 Multimode optical fibres for telecommunication Part 1:Sectional specification for category A1 multimode fibres
1990GB/T 12357-1990 The series of multimode optical fibres for telecommunication