China 'GB/T 15972.43-2021
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 15972.43-2021
Specifications for optical fibre test methods—Part 43: Measurement methods and test procedures for transmission characteristics—Numerical aperture 光纤试验方法规范 第43部分:传输特性的测量方法和试验程序 数值孔径
Issued Date:2021/4/30
Implemented Date:2021/11/1
Issued by:
The Standardization Administration of the People's Republic of China