采用棱镜透镜组合装置把出射激光束经发射通道聚焦成像，根据光斑半径测量束散角。

Using assembled unit of prism and lens, the laser beam from firing channel is focalized and imaged.

youdao

采用棱镜透镜组合装置把出射激光束经发射通道聚焦成像，根据光斑半径测量束散角。

Using assembled unit of prism and lens, the laser beam from firing channel is focalized and imaged.

youdao