Fig. 1. Structure of the light tracing model

Fig. 2. Diagram of the simulation model experimental setup

Fig. 3. Simulated experimental images. (a) Grayscale image obtained from the actual observation experiment; (b) grayscale image obtained after data optimization

Fig. 4. Polarization angle diagrams. (a) Polarization angle diagram obtained from the actual observation experiment; (b) polarization angle diagram obtained from the model simulation transmission

Fig. 5. Polarization degree plots. (a) Polarization degree diagram obtained from the actual observation experiment; (b) polarization degree diagram obtained from the model simulation transmission

Fig. 6. Simulation of Mie scattering transmission model based on Monte Carlo method

Fig. 7. Simulation diagram of light tracing model

Fig. 8. Light intensity for different wavelength bands. (a) 456 nm; (b) 524 nm; (c) 620 nm

Fig. 9. Aspect ratio for different wavelength bands. (a) 456 nm; (b) 524 nm; (c) 620 nm

Fig. 10. Spot light intensity formed by photons with polarization degree greater than 0.9. (a) 456 nm; (b) 524 nm; (c) 620 nm

Fig. 11. Aspect ratio of the spot formed by photons with polarization degree greater than 0.9. (a) 456 nm; (b) 524 nm; (c) 620 nm

Fig. 12. Spot light intensity formed by a photon with a polarization angle of (-2°, 2°)

Fig. 13. Aspect ratio of the spot formed by a photon with a polarization angle of (-2°, 2°)