Fig. 1. Optical path diagram between laser orientation system and target

Fig. 2. Refractive index profiles of lidar and radiosonde

Fig. 3. Refraction angle (a) and elevation angle error (b) of target at different heights under different visual angles

Fig. 4. Range error of target at different heights under different visual angles

Fig. 5. Elevation angel error (a) and range error (b) of lidar and Gamma model

Fig. 6. Elevation angel difference (a) and range difference (b) of lidar and Gamma model