近距离激光武器光学系统特性分析

对强激光近距离毁伤光学系统进行了优化设计,通过理论分析和外场实验研究了基于椭球镜光学系统的聚焦特性,并与传统的基于抛物面镜的光学系统进行了比较。优化了强激光近距离毁伤系统的发射光学系统,对光学系统的聚焦光斑进行了理论计算和仿真,分析了不同系统的激光光斑大小和功率密度。最后,通过外场毁伤实验,对设计结果进行了验证。实验结果表明,基于椭球镜的强激光近距离毁伤光学系统具有更小的衍射光斑分辨率和更高的能量集中度。

Feature analysis on optical system of close range laser weapon

Optical system of high power laser was designed and optimized.Through theoretical analysis and field experiment,the focusing characteristics of ellipsoidal mirror optical system was studied and compared with the traditional optical system based on parabolic mirror.The transmitting system was optimized.The focusing spot of optical system was theoretically calculated and simulated,and the laser spot size and power density are analyzed in two different systems.Finally,the design results were verified by field damage experiments.The experimental results show that the high power laser optical system based on ellipsoidal mirror has smaller diffraction spot resolution and higher energy concentration.