论文部分内容阅读
利用一段数值孔径 ( NA)较小的多模光纤作为一个低成本的微透镜 ,对激光二极管线列阵的大数值孔径方向准直 ,将激光二极管线列阵的输出光束耦合到多模光纤列阵中 .激光二极管线列阵每个发光单元的光分别耦合到光纤列阵的单根光纤中 .总的耦合效率和输出光功率分别为 75 %和 15 W.
A small numerical aperture (NA) multimode fiber is used as a low cost microlens to collimate the large numerical aperture of a laser diode array, and the output beam of the laser diode array is coupled to a multimode fiber array In the array, the light from each light emitting unit of the laser diode array is respectively coupled to a single optical fiber of the optical fiber array, and the total coupling efficiency and output optical power are respectively 75% and 15 W. FIG.