IEC 61300-3-53-2015
纤维光学互连器件和无源元件. 基本试验和测量程序. 第3-53部分: 检查和测量. 基于阶跃折射率多模波导二维远场数据的周围角通量 (EAF) 测量方法 (包括纤维)
Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-53: Examinations and measurements - Encircled angular flux (EAF) measurement method based on two-dimensional far field data from step index multimo