Enyuan Zhou, Yueqin Cao, Jianping Shi, Bo Chang, Jinhui Zhang, Wenhou Lu, Zhang Zhang, Meihua Xing, Guojun Lu. Design of compact dual-field lens for visible light[J]. Infrared and Laser Engineering, 2021, 50(8): 20210042
- Infrared and Laser Engineering
- Vol. 50, Issue 8, 20210042 (2021)
Fig. 1. Diagram of 32 mm focal length optical system with fixed stop position scheme
Fig. 2. Diagram of 126 mm focal length optical system with fixed stop position scheme
Fig. 3. Diagram of 32 mm focal length optical system with switchable stop position scheme
Fig. 4. Diagram of 126 mm focal length optical system with switchable stop position scheme
Fig. 5. MTF curves of 32 mm focal length with fixed stop position scheme
Fig. 6. MTF curves of 126 mm focal length with fixed stop position scheme
Fig. 7. MTF curves of 32 mm focal length with switchable stop position scheme
Fig. 8. MTF curves of 126 mm focal length with switchable stop position scheme
Fig. 9. Distortion curve of 32 mm focal length
Fig. 10. Distortion curve of 126 mm focal length
Fig. 11. Spot diagrams of 32 mm focal length
Fig. 12. Spot diagrams of 126 mm focal length
Fig. 13. Curves of tolerance analysis at short focal length
Fig. 14. Curves of tolerance analysis at long focal length
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Table 1. Related optical indicators of observing and sighting system
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Table 2. Related specifications of the CMOS image sensor used
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Table 3. Specific parameters of optical system with fixed stop position scheme
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Table 4. Specific parameters of optical system with switchable stop position scheme
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Table 5. Material tolerances
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Table 6. Manufacturing tolerances（λ =546.1 nm）
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Table 7. Alignment tolerances
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