Fig. 1. Measurement principle of atmospheric visibility with variable baseline

Fig. 2. Composition of the system

Fig. 3. Influence of signal-to-noise ratio on measurement results under different atmospheric visibility. (a) 200 m; (b) 800 m; (c) 2000 m

Fig. 4. Influence of system error on measurement results under different atmospheric visibility. (a) 200 m; (b) 2000 m

Fig. 5. Atmospheric environment simulation chamber