标准摘要
[中文适用范围]： IEC 61300-3-50:2025 规定了测量多端口 M × N（M 个输入端口和 N 个输出端口）光纤空间交换机端口之间光信号串扰的程序。本第二版取消并替代了 2013 年发布的首版。本版为技术修订版。与前一版相比，本版包含以下重大技术变更：a) 修订文件结构。 [外文原描述]： IEC 61300-3-50:2025 describes the procedure to measure the crosstalk of optical signals between the ports of a multiport M x N (M input ports and N output ports) fibre optic spatial switch. This second edition cancels and replaces the first edition published in 2013. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: a) revising structure of the document.
英文名称Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-50: Examinations and measurements - Crosstalk for optical spatial switches