BS EN 61753-087-6:2012
光纤互连装置及无源部件.性能标准.非连接单模双向1310 nm至1490 nm范围的用于O型非受控环境的上层宽波分
Fibre optic interconnecting devices and passive components. Performance standard. Non-connectorised single-mode bidirectional 1310 nm upstream and 1490 nm downstream WWDM devices for category O. Uncontrolled environment