The utility model discloses a wavelength division multiplexing bidirectional optical devices, including two light cilia tubes, a first collimating lens, a second collimating lens and a filter to complete the multiplexing and de multiplexing of optical signal, the wavelength division multiplexing fiber bidirectional optical device also includes a splitter and a third collimating lens, beam splitter is arranged between the second alignment lens and optical filter, filter and the third collimating lens are respectively arranged in the through splitter optical signal incident direction and the reverse direction; when the wavelength division multiplexing single fiber bidirectional optical demultiplexing device to complete the function, the third collimating lens splitter together from the reflected light signal; when the bidirectional WDM optical devices complete the multiplexing function, is part of the input optical signal second collimating lens is collimated by ray arrived in the filter.
【技术实现步骤摘要】
【技术保护点】
１．一种波分复用单纤双向光器件，包括双光纤毛细管、第一准直透镜、第二准直透镜和滤光片完成光信号的复用和解复用功能，其特征在于，所述波分复用单纤双向光器件还包括分光片和第三准直透镜，所述分光片设置在第二准直透镜和滤光片之间，滤光片与第三准直透镜分别设置在经过分光片的光信号的入射方向和反射方向上；当所述波分复用单纤双向光器件完成解复用功能时，所述第三准直透镜汇聚从分光片反射出的光信号；当所述波分复用单纤双向光器件完成复用功能时，部分被所述第二准直透镜准直后的输入光信号通过分光片抵达所述滤光片。
【技术特征摘要】
【专利技术属性】
技术研发人员：梁韬，蒋艳锋，张晓峰，
申请(专利权)人：深圳新飞通光电子技术有限公司，
类型：实用新型
国别省市：94
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