光学学报, 2020, 40 (21): 2105001, 网络出版: 2020-10-25
棱镜-光栅组合分光结构参数的优化方法研究 下载: 989次
Optimal Design of Spectroscopic Structure Based on Prism-Grating Combination
图 & 表
图 2. 不同入射角对棱镜角色散率结果图
Fig. 2. Diagram of different incident angles versus dispersion of prism
图 3. 不同入射角对600 line/mm光栅色散率曲线
Fig. 3. 600 line/mm dispersion of prism at different incident angles
图 4. PG组合色散原理图
Fig. 4. Schematic diagram of dispersion for combination of prism and grating
图 6. 不同线性光栅对应不同光栅入射角的光谱色散力
Fig. 6. Spectral dispersion ability of different linear gratings corresponding to different grating incident angles
图 9. 分辨率仿真验证结果。(a) 400 nm与402 nm的光谱分布;(b) 700 nm与702.5 nm的光谱分布;(c) 1000 nm与1002 nm的光谱分布
Fig. 9. Resolution simulation verification results. (a) Spectral distribution of 400 nm and 402 nm; (b) spectral distribution of 700 nm and 702.5 nm; (c) spectral distribution of 1000 nm and 1002 nm
图 10. 光谱色散分布对比图。(a)文献[ 9]的仿真结果图;(b)文献[ 29]的仿真结果图;(c)本文的仿真结果图
Fig. 10. Comparison of spectral dispersion distribution. (a) In Ref. [9]; (b) in Ref. [29]; (c) ours
图 12. 光谱分辨率实验结果图。 (a) 420 nm附近;(b) 600 nm附近;(c) 780 nm附近
Fig. 12. Experiment results of sresolution. (a) Near 420 nm; (b) near 600 nm; (c) near 780 nm
表 1成像光谱仪设计指标参数
Table1. Design index parameters of imaging spectrometer
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表 2分辨率对比结果
Table2. Resolution comparison results
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曾朝斌, 刘宾, 夏正德, 师钰璋, 韩焱. 棱镜-光栅组合分光结构参数的优化方法研究[J]. 光学学报, 2020, 40(21): 2105001. Chaobin Zeng, Bin Liu, Zhengde Xia, Yuzhang Shi, Yan Han. Optimal Design of Spectroscopic Structure Based on Prism-Grating Combination[J]. Acta Optica Sinica, 2020, 40(21): 2105001.