wavefront

Thus we can obtain the original distorted wavefront by using the wavefront reconstruction algorithm.

对此波面通过波前重建算法,即可求出原始的畸变波前.

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By utilizing the phase screen theory, the atmospheric turbulence is simulated. The method to simulate the Hartmann-Shack ( H-S) wavefront sensor is discussed.

利用相位屏（PS）方法通过软件模拟大气湍流，进而研究了自适应光学（AO）系统中哈特曼-夏克（H-S）波前传感器的计算机模拟技术。

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The pyramid sensor ( PS ) has the advantage of higher sensibility than other classical wavefront sensors.

四棱锥作为一种新型的波前检测元件,与其他传统的波前传感器相比,具有较高的灵敏度.

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In this paper four simulation methods used to simulate the optical wavefront distorted by atmospheric turbulence are provided, including Karhunen-Loeve function based on Zernike polynomials, wavelets transform, Fourier transform and ARMA method.

介绍了模拟自适应光学系统中受大气湍流影响的光学波前的四种方法，即基于Zernike多项式的K-L函数展开法、小波法、Fourier法以及ARMA法。

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At each interface the spreading wavefront is made discontinuous.

在每一分界面上扩展的波前出现间断.

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The paper discussed the measurement for wavefront of large aperture optical system with synthesizing wavefront method.

本文采用了子孔径波面的合成方法实现大口径光学系统波面的检测.

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Hartmann Shack sensor is a successful wavefront sensor technology.

Hartmann－Shack波前探测器是一种成熟的波前探测技术。

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The relationship between residual wavefront phase error and frequency response in an adaptive optical telescope is analyzed.

分析了自适应望远镜系统的波面补偿剩余误差与频率响应的关系。

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Discribing the history and present conditions of wavefront aberration techniques to evaluate its clinical value.

通过描述波阵面像差技术发展的历史及现状来评估其临床应用价值.

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The ideas presented here included: spiral scanning-path scheme that based on a Voronoi diagram algorithm of multi-connected domain that take its source at wavefront-propagation and the judgment of innermost-points and the offset approach were presented.

论述了基于Voronoi图理论的选择性激光烧结成型螺旋路径规划方法，主要内容包括：继承波阵面传播法思想的多连通域Voronoi图算法；内点判断、偏置线生成及螺旋扫描路径的生成。

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Furthermore, we can detect the arrival time of wavefront by making use of WD moment characteristic.

此外，利用WD的矩特性，可以检测波首的到达时。

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The introduction and research of wavefront aberration provide new Methods : To resolve these problems.

而波阵面像差的提出和研究为解决上述问题提供了新思路.

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The circular fringe of wavefront-splitting interference can be produced by an improved Mach-Zehnder interferometer.

对马赫 — 曾德干涉仪作适当改进后,可以产生出分波前干涉的全圆形干涉条纹.

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The relationship between residual wavefront phase error and frequency response in an adaptive telescope is analyzed.

分析了自适应望远镜系统的波面补偿剩余误差与频率响应的关系.

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The formula can reflect the influence of the wavefront steepness of lightning current on transient field.

该公式可计及雷电流波头陡度对磁场的影响.

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We realize the directional cloaking by controlling reflected electromagnetic wavefront, and its performance is verified with simulation and experiment.

通过控制反射电磁波波前达到定向隐形的目的，并对其性能进行了数值仿真和实验验证。

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Travelling wavefront solutions of discrete reaction diffusion equation

离散的反应扩散方程的波前解

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The interference pattern involved the phase distribution of the measured wavefront is got by two zone plates too.

利用双波带板剪切干涉仪得到反应非球面透镜波面相位分布的干涉条纹。

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Preoperative and postoperative wavefront analysis was performed with a Tscherning aberrometer.

手术前和手术后均使用Tscherning像差计测量,分析波前像差.

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A wavefront at high radio frequencies or optical frequencies impinging on the atmosphere is distorted.

高射电频率或光学频率的波阵面进入大气时受到畸变.

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The resulting distortions in the wavefront generate the fringe contours.

波阵面上发生的畸变生成了条纹线.

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The numerical simulation process of wavefront reconstruction with this shear interferometer is given.

最后用数值方法模拟了波前恢复过程.

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The theoretical formula of phase contrast used as high-resolution wavefront sensor and the test plot of the system based on liquid crystal spatial light modulator ( LC SLM) were given. Furthermore, the study status and the applied condition of this technique were also introduced.

本文给出了相衬法作为高分辨率波前传感器的理论公式以及基于液晶空间光调制器的系统试验方案，并介绍了其研究现状及应用条件。

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At the same time, the possibility of using nonlinear optics in widening the detecting wave band of Hartmann-Shack wavefront sensor is exploringly discussed.

同时也对利用非线性光学变频过程拓展哈特曼传感器红外探测波段作了探索性的工作，主要针对位相畸变光束倍频过程作了数值和实验研究。

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Simulation Research on Wavefront Sensing and Correction Algorithms for Segmented Space Telescope

分块式空间望远镜波前传感及控制方法的仿真研究

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Objective : To investigate the methods and effect of wavefront guided ablations for myopia.

目的: 探讨波前像差引导下个体化切削术治疗近视眼的方法和疗效.

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Adaptive optics ( AO) measures and corrects the wavefront distortion in real-time to overcome the dynamic wavefronts aberrations of the imaging system, such as atmospheric disturbances, achieving the diffraction limit resolution.

自适应光学技术对波前畸变进行实时测量并校正，能够补偿诸如大气湍流等动态扰动的影响，获得接近系统衍射极限的分辨率。

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Each order approximation of ideal wavefront surround sound system

理想波阵面型环绕声系统的各级近似

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Rapid stepping algorithm is a rapid, condition-free and stable algorithm for wavefront reconstruction.

快速步进算法是波前重构的一种快速无条件稳定算法.

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Comparative study on functional vision in patients with aspheric and spheric intraocular lens implantation Comparison of Different Types Aspherical IOLs with the Wavefront Aberration Analysis

非球面与球面人工晶状体植入术后对比敏感度的比较不同类型非球面人工晶状体植入眼的波阵面像差的对比研究

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