Fibre optic communication subsystem test procedures - Part 2-2: Digital systems - Optical eye pattern, waveform and extinction ratio measurement (IEC 61280-2-2:2012); German version EN 61280-2-2:2012
光纤通信子系统试验程序.第2-2部分:数字系统.光学眼图 波形和消光比测量(IEC 61280-2-2-2012);德语版本EN 61280-2-2:2012