Journal of Applied Optics, Volume. 44, Issue 5, 975(2023)
Optical design of miniaturized laser communication receiving telescope with long exit pupil distance
Figures & Tables(13)
Table 1. Performance index requirements for laser receiving telescope
View tableView in ArticleTable 1. Performance index requirements for laser receiving telescope
参数 指标 放大倍率/× 20 通光口径/mm 60 出瞳距/mm ≥50 接收信号光波长/nm 974；1550 视场/mrad 6 波像差/λ 0.5 mrad视场内优于l/40 6 mrad视场内优于l/20 温度适应性/℃ 20±10
Table 2. Cassegrain system and its improved structure
View tableView in ArticleTable 2. Cassegrain system and its improved structure
类型 主镜面型 次镜面型 像差校正情况 成像视场 加工难度 Cassegrain 抛物面 双曲面 实现球差校正 小 一般 Ritchey-Chretien 双曲面 双曲面 实现球差和彗差校正 大 较难 Dall-Kirkham 椭球面 球面 系统实现球差校正 小 较易
Table 3. Parameters of telescope objective
View tableView in ArticleTable 3. Parameters of telescope objective
参数 R1/mm R2/mm d/mm B/mm K1 值 −173.75 −27.77 −75 82.03 −0.849 6
Table 4. Parameters of laser receiving telescope
View tableView in ArticleTable 4. Parameters of laser receiving telescope
面 曲率半径/mm 厚度/mm 材料 圆锥系数 物面 Infinity Infinity ― 光阑 Infinity 0.00 ― 173.74 −75.00 平面镜 −0.85 −27.76 65.17 平面镜 141.60 0.85 N-BK7 7.13 0.10 ― 6.30 0.96 N-SSK5 16.00 0.73 ― Infinity 24.87 ― −3.70 1.71 N-LASF44 −4.51 9.85 ― 16.82 1.35 N-SF66 8.89 2.65 ― 14.24 2.86 CAF2 −11.74 61.02 ―
Table 5. Wave aberration at different temperatures
View tableView in ArticleTable 5. Wave aberration at different temperatures
温度/℃ 波长/nm 中心视场的波像差/λ 边缘视场的波像差/λ 10 974 0.004 7 0.019 4 1550 0.008 8 0.016 6 20 974 0.004 8 0.019 1 1550 0.009 3 0.016 7 30 974 0.005 1 0.018 9 1550 0.009 9 0.016 9
Table 6. Tolerance analysis results
View tableView in ArticleTable 6. Tolerance analysis results
公差 范围 半径 /fringes ±0.5 厚度 /mm ±0.01 偏心 /mm ±0.01 倾斜 /mm ±0.01 折射率 0.01 阿贝数 /% 1
Tools
Get Citation
Copy Citation Text
Qianzhi XU, Peng YANG, Haiwei WANG, Jiaqi PENG, Zinan SONG, Bocai HOU, Yannan ZHANG. Optical design of miniaturized laser communication receiving telescope with long exit pupil distance[J]. Journal of Applied Optics, 2023, 44(5): 975
Paper Information
Category: Research Articles
Received: Jul. 7, 2022
Accepted: --
Published Online: Mar. 12, 2024
The Author Email: YANG Peng (杨鹏)
© Copyright 2018-2021 | Chinese Laser Press.
All Rights Reserved 沪ICP备15018463号-20