Since applying ZnSe, ZnS or Ge and coating with optimized layer, the beam-combination mirrors usually transmit infrared lights and reflect visible lights.
由于采用硒化锌、硫化锌或锗材料并镀有优化设计的薄膜，合束镜通常透射红外光，反射可见光。
Since applying ZnSe, ZnS or Ge and coating with optimized layer, the beam-combination mirrors usually transmit infrared lights and reflect visible lights.
由于采用硒化锌、硫化锌或锗材料并镀有优化设计的薄膜，合束镜通常透射红外光，反射可见光。
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