This specification specifies the detailed requirements for type C1.2-7.0/125-3 polarization maintaining fiber. This specification applies to type C1.2-7.0/125-3 polarization maintaining optical fiber (hereinafter referred to as optical fiber).
SJ 51427/9-2007 Referenced Document
GB/T 15972.2-1998 Generic specification for optical fibres. Part 2: Measuring methods for dimensions