BS EN 61753-081-2-2014 纤维光学互连器件和无源元件. 性能标准. C类非连接器化的单模纤维光学中型1 x N DWDM器件. 受控环境
Fibre optic interconnecting devices and passive components. Performance standard. Non-connectorized single-mode fibre optic middle-scale 1 x N DWDM devices for category C. Controlled environments