纤维光学互连器件和无源器件 基本试验和测量程序 第3-55部分:检查和测量 偏振保持无源光学器件的偏振消光比和键控精度
Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-55:Examinations and measurements - Polarisation extinction ratio and keying accuracy of polarisation maintaining, passive, optical components