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光模块是光通信传输系统中非常重要的有源器件，是进行光电和电光转换的光电子模块，能够在光通信中起到光电信号转换的作用。我是SDH设备等产品基本都会用光模块，但是随着通信市场的高速发展，光模块也在随之不断演进，如今，以小型封装为主的紧凑型光模块已经获得了广泛…
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