Fig. 1. Schematic diagram of height interval of slope measurement path

Fig. 2. Schematic diagram of experimental device

Fig. 3. Daily variation of atmospheric coherence length measurement results

Fig. 4. Average variation curves of atmospheric coherence length every 10 min (12:00—20:00)

Fig. 5. Spatiotemporal distributions of turbulence intensity along measurement path. (a) Cloudy; (b) sunny

Fig. 6. Ratio of atmospheric coherence length of same slope path and their exponential fit for single day

Fig. 7. Ratio of atmospheric coherence length of same slope path for several days. (a) Scatter diagram; (b) interval statistics diagram