BS EN IEC 61753-081-02:2023 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
2024BS EN IEC 61753-081-02:2023 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