Lightweight high-reliability optical fiber assembly

The invention discloses a light-weight high-reliability optical fiber assembly which is composed of an input end, a deconcentrator, an output end and a transmission optical fiber, is used for efficiently receiving and transmitting optical signals and can be applied to occasions such as a laser radar system. The assembly has a main and standby circuit redundancy design and is high in reliability; the light-weight design principle is followed, the structure is compact, and the weight is light; through mechanical environment resistance design, the vibration resistance and the impact resistance are excellent; by adopting the radiation-proof reinforcement design, the radiation-proof capability is strong, and the long-term work of the optical fiber assembly in space environments such as satellites and the like can be ensured. 本申请公开了一种轻量化高可靠光纤组件，由输入端、分线器、输出端及传输光纤组成，用于高效率接收并传输光信号，可应用于激光雷达系统等场合。该组件具备主备路冗余设计，可靠性高；遵循轻量化设计原则，结构紧凑、重量轻；经过耐力学环境设计，耐振动、冲击性能优异；采用抗辐照加固设计，抗辐照能力强，可以保证光纤组件在卫星等空间环境中长期工作。