Rui Qu, Jianfeng Yang, Jianzhong Cao, Bo Liu. Design of underwater large field of view zoom optical system[J]. Infrared and Laser Engineering, 2021, 50(7): 20200468
- Infrared and Laser Engineering
- Vol. 50, Issue 7, 20200468 (2021)
Fig. 1. Schematics of two typical kind of underwater optical window structures
Fig. 2. Schematic of the change of relative distortion vs angle of incidence
Fig. 3. Schematic diagram of the change of
vs angle of incidence
随入射角变化分布示意图
Fig. 4. Schematics of the design model of zoom lens with three linkage group
Fig. 5. Distortion performance of the underwater large FOV zoom optical system
Fig. 6. Design result of the underwater large FOV zoom optical system and corresponding MTF performance
Fig. 7. Schematic of the cam curve of the underwater zoom optical system
Fig. 8. Image performance of the zoom optical system underwater
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Table 1. Design requirements
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