YD/T 1419.1-2005
接入网用单纤双向三端口光组件技术条件.第1部分:用于宽带无源光网络(BPON)光网络单元(ONU)的单纤双向三端口光组件
Technical conditions of Triplexer optical assembly for access network Part 1: General characteristics of Triplexer optical assembly for Broadband passive optical network (BPON) light network unit (ONU)