IEC 61280-1-3-2021
光纤通信子系统试验程序第1-3部分:一般通信子系统中心波长、光谱宽度和附加光谱特性的测量
Fibre optic communication subsystem test procedures - Part 1-3: General communication subsystems - Measurement of central wavelength, spectral width and additional spectral characteristics