BS EN IEC 61300-3-53:2021
光纤互连设备和无源元件 基本测试和测量程序 检查和测量 基于多模波导二维远场数据的环形角通量(EAF)测量方法(包括f
Fibre optic interconnecting devices and passive components. Basic test and measurement procedures. Examinations and measurements. Encircled angular flux (EAF) measurement method based on two-dimensional far field data from multimode waveguide (including f