Jun Zhou, Shouqian Chen, Zheng Zhen, Wen Ou, Jian Xiong. Double bands missile-borne infrared detection system of extended focus depth based on wavefront coding[J]. Infrared and Laser Engineering, 2020, 49(4): 0404001
- Infrared and Laser Engineering
- Vol. 49, Issue 4, 0404001 (2020)
Fig. 1. Principle of wavefront coding
Fig. 2. MTF of common system and wavefront coding system
Fig. 3. Optical path of double bands wavefront coding
Fig. 4. Defocus characteristics of double bands wavefront coding (at 10 lp/mm)
Fig. 5. PSF of wavefront coding(IR1 brand)
Fig. 6. Coding and decoding images of cross-bar at 300 μm defocus position (IR1 brand)
Fig. 7. Coding and decoding images of four-bar at 300 μm defocus position (IR1 brand)
Fig. 8. Spatial variation characteristics of wavefront coding images
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