球差透镜对高斯光束质量的影响

被引:17
作者
季小玲
吕百达
机构
[1] 四川大学激光物理与化学研究所!成都
[2] 重庆师范学院物理学与信息技术系重庆
关键词
球差; 光束质量; M2因子; 桶中功率;
D O I
暂无
中图分类号
O435 [几何光学];
学科分类号
摘要
根据自由空间束宽的传输方程 ,采用双曲线拟合的方法 ,计算了高斯光束通过球差透镜后的M2 因子。同时还研究有球差的高斯光束在透镜几何焦面和实际焦面上的桶中功率 (PIB)。以M2 因子和PIB作为光束质量评价的参数 ,进行了详细的数值计算来说明球差对光束质量的影响。得出了一些有实际应用意义的新结果。
引用
收藏
页码:347 / 350
页数:4
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