飞秒激光直写光纤光栅进展及光谱优化方法研究

朱玉雪¹, 陈东营², 赵强^2,^3,^*, 曲轶^1,^*

Progress of Femtosecond Laser Direct Writing Fiber Grating and Spectral Optimization Method

ZHU Yu-xue¹, CHEN Dong-ying², ZHAO Qiang^2,^3,^*, QU Yi^1,^*

光束整形实验 (a): 柱面透镜整形法^{[ 32 ]}; (b): 狭缝光束整形法^{[ 48 ]}; (c): 球面像差法^{[ 49 ]}; (d): 飞秒激光逐点和逐面刻写法使用不同折射率匹配油的透射光谱图^{[ 50 ]}