Fig. 1. Scheme of AO-based correction technology

Fig. 2. Correction effect of SH algorithm^[32]

Fig. 3. Flow chart of GS phase recovery algorithm

Fig. 4. GS algorithm corrects atmospheric turbulence interference in OAM state multiplexing system^[17]

Fig. 5. Decomposition of the beam after passing through atmospheric turbulence with and without a correction^[21]

Fig. 6. The (k+1)th iteration of the SPGD algorithm^[35]

Fig. 7. Sensor-less AO system using CNN to correct wavefront distortion