Fig. 1. Diagram of experimental setup in simulation

Fig. 2. Simulated imaging results of scattering samples with different thicknesses and ground glass (scale bar is 207 μm, sub-image in upper-left corner is 4×magnification of central area of corresponding speckle image, and H denotes 220 mesh ground glass). (a1)-(a5) Imaging results with lens; (b1)-(b5) results after removing lens

Fig. 3. Simulated imaging results of scattering media with different anisotropy factors (scale bar is 207 μm, sub-image in upper-left corner is 4×magnification of central area of corresponding speckle image, and H denotes 220 mesh ground glass). (a1)-(a5) Imaging results with lens; (b1)-(b5) results after removing lens

Fig. 4. Diagram of experimental setup for measuring differences in speckle intensities of scattering media

Fig. 5. Scattering light intensity distributions of volume scattering media and ground glass with different parameters. (a1)(a2) Volume scattering media with g=0.95; (b1)(b2) volume scattering media with g=0.98; (c1)(c2) ground glass with different meshes

Fig. 6. Cosines of integral divergence angles of volume scattering media versus thicknesses

Fig. 7. Scattering light intensity distributions and corresponding weight distribution results of integral divergence angles of 220 mesh and 600 mesh ground glass and their equivalent volume scattering media. (a1)(a2) 220 mesh ground glass and its equivalent volume scattering media; (b1)(b2) 600 mesh ground glass and its equivalent volume scattering media

Fig. 8. Experimental divergence angle weight distributions of 220 mesh and 600 mesh ground glass and volume scattering media with different thicknesses