Fig. 1. Relationship between center of mass and angle of arrival

Fig. 2. Three-dimensional space distribution of simulated turbulent phase screen with r₀=0.01 m

Fig. 3. Three-dimensional space distribution of simulated turbulent phase screen with r₀=0.1 m

Fig. 4. Three-dimensional space distribution of simulated turbulent phase screen with r₀=0.2 m

Fig. 5. Three-dimensional map of far-field light spot during vacuum transmission

Fig. 6. Light intensity distributions with r₀=0.01 m. (a) Three-dimensional distribution; (b) two-dimensional distribution

Fig. 7. Light intensity distributions with r₀=0.1 m. (a) Three-dimensional distribution; (b) two-dimensional distribution

Fig. 8. Light intensity distributions with r₀=0.2 m. (a) Three-dimensional distribution; (b) two-dimensional distribution

Fig. 9. Composition of collection system

Fig. 10. Linear distance diagram of communication link

Fig. 11. Physical map of DIMM system transmitter

Fig. 12. Configuration of four aperture module

Fig. 13. Profile of industrial CCD camera

Fig. 14. DIMM system imaging effect

Fig. 15. Three-dimensional distribution of spot energy

Fig. 16. Atmospheric coherence length of continuous multi-frame images

Fig. 17. Measured atmospheric coherence length in four directions in a whole day

Fig. 18. Numerical comparison of measured atmospheric coherence lengths at daytime

Fig. 19. Measured nocturnal atmospheric coherence lengths