Fig. 1. Imaging system based on single camera and double spherical mirror

Fig. 2. Field of view of spherical mirror reflection imaging at different positions. (a) F_FOV1; (b) F_FOV2

Fig. 3. Resolution model of spherical mirror reflection imaging

Fig. 4. Depth of field model of spherical mirror reflection imaging

Fig. 5. Relationship between field of view and parameters of double spherical mirror. (a) Variation curve of F_FOV1 with r₁; (b) variation curve of F_FOV1 with β₁; (c) variation curve of F_FOV2 with r₂; (d) variation curve of F_FOV2 with β₂

Fig. 6. Changes of SM1, SM2, F_FOV1, and F_FOV2 under different specific parameters. (a) SM1 and F_FOV1 after changing r₁; (b) SM2 and F_FOV2 after changing r₂; (c) SM1 and F_FOV1 after changing β₁; (d) SM2 and F_FOV2 after changing β₂

Fig. 7. Relationship between resolution and system parameters. (a) Variation curve of resolution with f; (b) variation curve of resolution with r_c(t)

Fig. 8. Resolution corresponding to reflection point S in local mapping region. (a) Three-dimensional vectors; (b) size distribution map

Fig. 9. Relationship between depth of field and system parameters. (a) Variation curve of depth of field with f; (b) variation curve of depth of field with L

Fig. 10. Depth of field at reflection point S in local mapping region. (a) Three-dimensional vectors; (b) size distribution map

Fig. 11. Visual imaging system based on single camera and double spherical mirror. (a) Composition of imaging system; (b) experimental device for imaging system

Fig. 12. Imaging comparison of double spherical mirror and double planar mirror. (a) Reflected target image of double planar mirror; (b) reflected target image of double spherical mirror