【摘要】 对微机械光开关的特点和应用作了简要的论述 ,并对近年国外几种典型微机械光开关的结构、原理和研制方法作了简要的介绍和评述。这类新型的开关器件的主要优点是串话小 ,插入损耗小 ,消光比高 ,对波长和偏振不敏感 ,且体积小 ,造价低等 ,在光纤通信和光纤测试系统中具有广阔的应用前景更多还原

【Abstract】 The characters and applications of the micro electro mechanical optical switches are discussed concisely And a several typical structures, principles and development methods of these switches at abroad are introduced and reviewed for recent years These novel devices have many unique advantages such as low crosstalk and insertion loss, high extinction, independent of the wave lengths and polarization states of the optical signals, compact, inexpensive and etc, which show a wide applied promise in the fiber net work and its measure system更多还原