Bo Liu, Aimin Liu, Qiaoling Li, Laiyun Xie. Optical design and analysis of compact visible and medium-wave infrared whisking broom imaging system[J]. Infrared and Laser Engineering, 2021, 50(8): 20200517
- Infrared and Laser Engineering
- Vol. 50, Issue 8, 20200517 (2021)
Fig. 1. Diffraction-limited MTFs of catadioptric lens under different line obscuration ratio ε
Fig. 2. Raytrace diagram (a) and MTFs (b) of the two-mirror Ritchey Chretien system
![[in Chinese]](/Images/icon/loading.gif){kind=icon}
Fig. 3. [in Chinese]
Fig. 3. Two-dimension (a) and three-dimension (b) raytrace diagrams of the MW infrared/visible shrink-beam system
Fig. 4. MTFs of MW infrared/visible shrink-beam system (with full field angle of ±0.62°)
Fig. 5. [in Chinese]
Fig. 5. Raytrace diagram and position of the MW infrared/visible rear image system
Fig. 6. MTFs of the MW infrared/visible rear image system
Fig. 7. Three-dimension (a) and two-dimension (b) raytrace diagrams of the compact MW infrared/visible imaging detector optical system
Fig. 8. MTFs of the MW infrared/visible imaging detector on staring image mode (with full field angle of 0.77°×0.62°)
Fig. 9. MTFs of the MW infrared/visible imaging detector on whisking broom mode (with full field angle of 0.77°×0.62°)
Fig. 10. Focusing components and effects for the MW infrared image sub-system with thermal adaptability
Fig. 11. NITDs of surfaces and total NITD of the MW infrared image sub-system
Fig. 12. PST of the MW infrared image sub-system at different incident angles
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Table 1. Optical system parameters of visible and medium-wave infrared imaging detector
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Table 2. Adjustment and ΔMTF @33.34 lp/mm of focusing components at different temperatures and in vacuum
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Table 3. Process and assembly requirements for MW infrared image sub-system
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Table 4. Tolerance sensitivity analysis result of the MW infrared image sub-system
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