Xinzhu WANG, Lei YANG, Wenhao DUAN, Tong YANG, Wancheng LIU, Hongbo XIE. Extended Depth-of-Focus of Cooled Infrared Optical Systems using Wavefront Coding[J]. Acta Photonica Sinica, 2025, 54(1): 0111001
- Acta Photonica Sinica
- Vol. 54, Issue 1, 0111001 (2025)
Fig. 1. Light trace map at the cold stop under different fields of view
Fig. 2. Optical path structure diagrams of cooled infrared optical system
Fig. 3. MTF of normal infrared optical system at different defocus values
Fig. 4. Relationship curve between MTF and
Fig. 5. Cosine similarity curves of MTF at different defocus values
Fig. 6. MTF of wavefront coding system at different defocusing amounts
Fig. 7. PSF images of normal infrared system at different defocusing amounts
Fig. 8. PSF images of wavefront coding system at different defocusing amounts
Fig. 9. Simulation images of normal infrared optical system
Fig. 10. Blur images of wavefront coding system
Fig. 11. Restored images of wavefront coding system
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Table 1. Parameters of optical system
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Table 2. Image MSE results
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Table 3. Image MSSIM results
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