Under the study on SSHCL resonator and thermal lensing in this paper, designing rules are given for unstable resonator with a thermal lens.

• 论文即选取固体热容激光器谐振腔设计及其热透镜效应作为主要研究方向,给出了含热透镜正支虚共焦非稳腔的设计原理以及步骤;