Fig. 1. Roadmap of principles and ideas for simple optical systems in computational imaging mode

Fig. 2. PSF distribution diagram of optical system

Fig. 3. Optical imaging degradation model

Fig. 4. MsRN-Deblur TransGAN deblurring technique flowchart

Fig. 5. MfFTRM

Fig. 6. MDTA module

Fig. 7. RDB

Fig. 8. GRFF network

Fig. 9. MSCAM

Fig. 10. Multi-scale residual module

Fig. 11. MsRN

Fig. 12. Generator network structure

Fig. 13. Global-local dual-scale discriminating network structure

Fig. 14. Simple lens system optimization results. (a) Cook three-piece lens; (b) MTF curve graph with a cutoff frequency of 100 lp/mm; (c) 0° field of view PSF; (d) 3.1° field of view PSF; (e) 4.5° field of view PSF; (f) RMS wavefront error curve for each field of view of central wavelength

Fig. 15. Simple lens system imaging simulation diagrams based on Zemax. (a) Original image of an airport; (b) blurred simulation diagram of an airport; (c) original image of a sports center; (d) blurred simulation diagram of a sports center

Fig. 16. Eight-lens optical system optimization results. (a) Optical system structure; (b) MTF curve graph with a cutoff frequency of 100 lp/mm; (c) 0° field of view PSF; (d) 3.1° field of view PSF; (e) 4.5° field of view PSF; (f) RMS wavefront error curve for each field of view of central wavelength

Fig. 17. Comparison of different network restoration effects. (a) Simple optical system original blurred images; (b) DeblurGAN restoration results; (c) DeblurGAN-v2 restoration results; (d) Restormer restoration results; (e) restoration results of the proposed network; (f) results of imaging through an eight-lens optical system; (g) original clear images

Fig. 18. Restoration effect of electronic map satellite images. (a) Three-lens simple optical system blurred images; (b) restored images; (c) original clear images

Fig. 19. Comparison of generalization experiment restoration effects