IEC 61300-3-25:1997
纤维光学互连器件和无源元件 基本试验和测量程序 第3-25部分:检查和测量 套管和装有光纤套管的同心度
Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-25: Examinations and measurements - Concentricity of the ferrules and ferrules with fibre installed