Theprinciples of the laser active reconnaissance are explained via the comparison of the echo signal. Target ranging isrealized by adopting the principle the pulse laser ranging.

• 通过对比研究激光对漫反射大目标、小目标和“猫眼”光学镜头的回波信号,给出激光主动侦察原理:对目标的距离测量应用脉冲激光测距原理实现;