Jiaying Wang, Youming Guo, Lin Kong, Kele Chen, Changhui Rao. Hybrid Control Method for Adaptive Optics System[J]. Laser & Optoelectronics Progress, 2020, 57(23): 230101
- Laser & Optoelectronics Progress
- Vol. 57, Issue 23, 230101 (2020)
Fig. 1. Block diagram of high-order disturbance correction loop in AO system
Fig. 2. PSD curves of some modes affected by narrow-band disturbances in 1-m NVST, including modes Z3--Z6, Z8--Z12, Z16, Z17, Z19
Fig. 3. Spectral fitting results about multi-order modes affected by narrow-band perturbations
Fig. 4. Optimal gain for modes Z3 to Z65
Fig. 5. PSD curves for POL and residual disturbance on modes Z3 to Z14 using different control methods
Fig. 6. Cumulated PSD curves for POL and residual disturbance on modes Z3 to Z14 using different control methods
Fig. 7. RMS for POL and residual disturbance over the first 65 modes(except for tip and tilt) using different control methods
Fig. 8. PSD curves for POL and residual disturbance over the first 65 modes (except for tip and tilt) using different control methods
Fig. 9. Cumulated PSD curves for POL and residual disturbance over the first 65 modes (except for tip and tilt) using different control methods
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Table 1. Comparison of disturbance suppression based on different control methods
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