wavefront control

Error of reconstruction matrix based on norm number theory was analyzed in theory. The result showed that the testing voltage matrix and the detecting noise were the key factors to affect reconstructed voltage error in direct wavefront gradient control algorithm.

利用范数理论，对直接斜率法中的复原矩阵误差进行了理论分析，认为直接斜率法中的探测噪声和测试传递矩阵的电压矩阵是影响复原电压误差大小的主要因素。

In high power laser system, a small size phase-distortion wavefront measure is necessary to compensate and control the wavefront of laser beam with intermediate frequency.

在高功率激光系统，激光束小尺度相位畸变波前探测是实现激光束中频段波前补偿与控制的重要前提。

On this basis and aiming at non Kolmogorov turbulence, a new method for determining the optimal control bandwidth of the system is proposed according to the practical measured atmospheric turbulence wavefront disturbance power spectrum.

在此基础上，针对非Kolmogorov湍流情况，提出一种根据实际测量的大气湍流波前扰动功率谱来确定系统最优控制带宽的新方法。

By using the direct wavefront gradient control method, numerical simulation of all parts of an adaptive optics ( AO) system is carried out.

采用直接斜率控制法完整地实现了对自适应光学（AO）系统的数值模拟，系统研究了带自适应光学校正的激光大气传输规律。

A system for intracavity tilt aberration correction based on H-S wavefront sensor is established to correct low order aberration by control the concave mirror, and the aberration-corrected results are compared.

建立了基于哈特曼-夏克波前传感器进行腔外探测，控制腔内凹镜的低阶像差校正系统，比较了在不同腔内扰动状态下对倾斜像差的控制结果。