用相差板引进波前畸变，进行了波前测量实验。
Wavefront deformation is introduced by a phase plate. The initial wavefront measurement experiment is carried out.
相位共轭光腔能消除腔内的波前畸变和介质扰动，从而能提高输出激光束的性能和质量。
Phase conjugate resonators offer the potential to increase laser output and improve beam quality by virtue of their ability to correct for severe intracavity aberrations.
波前传感器用来探测光波波前畸变，系统中采用的是自适应光学中常用的哈特曼—夏克波前传感器；
The wavefront sensor is used to detect the light wavefront aberrance, and a Hartmann-Shack wavefront sensor is adopted in this system.
在CO_2气动激光器中，内光路流场的气动光学效应造成的波前畸变是影响光束质量的一个重要因素。
The Measurement of the Effect on the Wavefront by the Flowfield in the CO_2 Gasdynamic Laser (GDL) with Hartmann-Shark Sensor;
自适应光学系统由波前传感器、波前重构器和波前校正器组成，能够实时动态校正大气湍流等造成的波前畸变。
The adaptive optical system is composed of the wavefront sensor, the wave front constructor and the wavefront corrector, which can correct the wavefront aberration distorted by atmospheric turbulence.
数值模拟了拍瓦激光器前端非共线光参变放大（OPA）过程中存在波前畸变的抽运光对信号光光束质量的影响。
The influence of wave-front-distorted pump pulse on the beam quality of the amplified signal pulse in the non-collinear optical parametric amplification(OPA) is numerically simulated.
板条长度方向散热不均匀及两块热沉之间散热能力的差异对波前畸变的影响很小，而宽度方向散热不均匀对波前畸变的影响较大；
The zig-zag optical path can eliminate the influence of the non-uniform heat dissipating capacity in length and height directions, but not in width direction.
结果表明片状固体增益介质热容方式工作对振荡光束波前畸变影响很小。给出了与光束传输方向相垂直的截面上增益介质的荧光分布。
Fluorescence profile in the gain medium is described. Result indicates such a gain medium has little effect on the wavefront aberration of the beam.
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。
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.
研究了液晶波前校正器位相调制曲线非线性的校正以及液晶自适应闭环对畸变波前的校正。
The correction of the nonlinearity of the liquid crystal wavefront corrector and the closed loop correction were investigated.
将增量维纳滤波法应用于基于哈特曼夏克波前探测的解卷积中，并对室内模拟点源情况下的三组畸变光斑图像数据进行了解卷积恢复处理。
Incremental Wiener filter is first applied to image deconvolution from wavefront sensing. Images of point sources indoors with aberration are processed and restored by incremental Wiener filters.
相位变更（PD）方法是一种基于两个或多个不同离焦面图像来恢复光瞳畸变波前相位的光学波前传感技术。
Phase diversity(PD)is a kind of wavefront sensing technique based on the measurement of two or more object images.
随机并行梯度下降(SPGD)算法可以对系统性能指标直接优化来校正畸变波前。
The stochastic parallel gradient descent (SPGD) algorithm can optimize the system performance indexes directly to correct wavefront aberration.
通过计算各相位角畸变波前的平均值，并将其共轭波前作为相应时刻的校正信号应用于畸变波前的自适应校正。
By computing the time-averaged wavefront, the adaptive conjugate correction wavefronts are achieved. Then the conjugate wavefronts are applied to correct the corresponding aberration wavefronts.
通过计算各相位角畸变波前的平均值，并将其共轭波前作为相应时刻的校正信号应用于畸变波前的自适应校正。
By computing the time-averaged wavefront, the adaptive conjugate correction wavefronts are achieved. Then the conjugate wavefronts are applied to correct the corresponding aberration wavefronts.
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