BS EN 61300-3-19:1997 光纤互联装置和无源部件.基本试验和测量程序.检验和测量.由单模光纤元件回波损耗产生的偏振相依性
Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Examinations and measurements - Polarization dependence of return loss of a single-mode fibre optic component