Fig. 1. Principle diagram of wavefront sensorless adaptive optics correction system

Fig. 2. Simulation results of phase screen under different turbulence intensities. (a) Weak turbulence; (b) mid-strong turbulence; (c) strong turbulence

Fig. 3. Principle diagram of optical propagation in atmospheric turbulence

Fig. 4. Far field light intensity distributions of laser propagating through atmospheric turbulence. (a) Without turbulence; (b) weak turbulence; (c) mid-strong turbulence; (d) strong turbulence

Fig. 5. Structural diagram of DM

Fig. 6. Total surface distribution of DM

Fig. 7. Light intensity distributions of far field spot (a) before and (b) after correction

Fig. 8. Strehl ratio curve of system

Fig. 9. Physical photograph of wavefront sensorless adaptive optics correction system

Fig. 10. Light intensity distributions of spot collected by CCD before and after correction. (a) Weak turbulence; (b) mid-strong turbulence; (c) strong turbulence

Fig. 11. Strehl ratio curve of system