Fig. 1. Optimization algorithm implementation process

Fig. 2. Wavefront sensorless adaptive optics system

Fig. 3. System convergence based on SPGD algorithm under four DMs

Fig. 4. Convergence of SPGD algorithm based on 127 elements DM under different D/r₀

Fig. 5. Comparison of gain coefficient changes of two algorithms

Fig. 6. System convergence based on optimized algorithm under four DMs

Fig. 7. Comparison of iteration number at convergence under four DMs based on two algorithm

Fig. 8. Convergence of optimized SPGD algorithm based on 127 elements DM under different D/r₀

Fig. 9. Comparison of iteration number of two algorithms at convergence based on 127 elements DM under different D/r₀