脉冲式半导体激光器准直光学系统的设计

Collimating optical systems of the pulse semiconductor laser

根据具体的探测环境和探测精度 ,通过理论分析 ,提出了脉冲式半导体激光器准直光束的单透镜设计方法和柱面透镜的设计方法 ,并且给出了具体的设计参数。可以获得高斯光束的准直发散角为 1.48mrad ;高斯光束的腰粗为 0 .32 5mm。

Based on the required precision and actual detection background,single-lens and cylinder lens design methods are proposed to collimate the beam of pulse semiconductor lasers and their design parameters are presented.With these methods,beam divergence of 1.48mrad and waist diameter of 0.325mm can be obtained.