查询词典 wavefront

The temperature gradient occurs imperatively and then influences to the image quality and resolution of the space camera. Based on the theory of optical wavefront error and combining the engineering practice, the thermal optical evaluation has been done to the optical window with non symmetric temperature field. The RMS wavefront errors of the optical window have been calculated on each typical position in orbit cycle.

文中结合工程实际，以光学波像差的基本理论为基础对空间相机光学窗口的非轴对称温度场进行了热光学评价，编程计算了空间相机光学窗口在一个轨道周期内各典型位置处的均方根波像差，并把计算结果与美国"天空实验室"光学窗口的相应数据进行比较，以验证本文热光学分析的合理性、正确性。

The Southwell zonal wavefront reconstruction model was applied to some terms of Zernike polynomials by numeric simulation, and the error caused by data precision of wavefront-reconstruction-matrix is studied.

采用Southwell区域法波前重构模型对泽尼克多项式的前几项进行了波前重构的数值模拟，研究了由重构矩阵存储精度原因而引起的波前重构误差。

The existence of optimal diffractionefficiency is also found and ascertained.(4).Based on the wavefront aberration theory, we analyze the influence brought outby wavefront aberration.

基于MATLAB数值计算得出液晶指向矢在不同电压下的分布参数和液晶Jones矩阵理论，分析了TN-LCSLM的复振幅透过率，利用指向矢分布参数对显示一维矩形光栅时系统的一级衍射效率进行了数值计算和分析。

With the aid of Zemax software, a three-mirror, unobscured, high-resolution optical system with large aperture, long focal length was successfully aligned by first collecting interferograms from several fields of all image plane, and obtaining the wavefront error, namely, obtained wavefront Zernike polynomials; then using the self-made program package to calculate the optical system misalignment.

利用Zemax光学设计软件与自编计算机辅助装调软件，实现了对大口径、长焦距、无中心遮拦离轴三反射镜光学系统的装调。通过Zemax软件模拟光学系统的失调模式，得到整个光学系统的波前像差，把波前像差代入到自编的复杂光学系统计算机辅助装调软件中，计算出光学系统的失调量，与引入的失调量对比，证明了其正确性。在实际的装调过程中，用小型球面干涉仪分别收集3个视场的干涉图，得到失调光学系统的失调量，用Zemax软件验证失调量数据的正确性，从而指导装调。

Based on the definition of wavefront rise wavefront analysis method of CCD scan is introduced.

在对波面矢高进行定义的基础上，提出CCD轴向扫描检测激光束准直度的方法。

The background of wavefront sensing technology was investigated. Some common methods of wavefront sensing were compared.

本文调研了国内外波前检测技术的现状，对一些常见的波前检测方法进行了比较。

Adaptive Optical Systems – Wavefront measurement systems, sharpness function, Unconventional AO, wavefront correctors, stellar imaging and star-wars applications.

21 适应性光学系统–波前量测系统，解析力方程式，非传统式适应性光学，波前校正技术，天文影像与星战应用。

The wavefronts are reconstructed by the results of the measured wavefront gradient, and the wavefront aberration is obviously shown.

应用模式法，通过孔径斜率进行了波前重构，结果表明热射流使波前产生较强的随机畸变。

The principle and system of aspheric wavefront aberration measurement are introduced.

介绍了非球面波像差测量的原理和装置。

The operative method was wavefront aberration-guded Lasik with Allegretto wave- light and Mona-2 keratome.

手术方法为波阵面差引导下鹰式准分子激光角膜原位磨镶术，采用WAVE-LIGHT公司的波阵面差仪和ALLEGRETTO鹰式准分子激光机，法国MORIA-2自动角膜板层刀。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。