Draft Document - Fibre optic interconnecting devices and passive components - Performance standard - Part 053-02: Non-connectorized single-mode fibre, electrically controlled, variable optical attenuator for category C - Controlled environments (IEC 86B/4389/CD:2020); Text in German and English
文件草案.光纤互连器件和无源元件.性能标准.第053-02部分:C类非连接单模光纤电控可变光衰减器.受控环境(IEC 86B/4389/CD:2020);德语和英语文本