鉴于低端口机械式光开关在未来光网络中的应用前景,研制出了一种基于反射镜的2×2机械式光开关。介绍了该器件的结构、原理及影响重复性的因素。该器件用于光交叉连接和光路信号上下载中,实验和测量结果表明具有插损低、可靠性好的特点,应用前景极其广泛。 In view of the future application of low-port mechanical optical switches in optical networks, a 2 × 2 mechanical optical switch based on mirrors has been developed. The structure, principle and the factors affecting the repeatability are introduced. The device is used for optical cross-connect and optical signal upload and download. Experiments and measurement results show that the device has the advantages of low insertion loss and good reliability, and has extremely wide application prospect.