几何像差

电磁复合场三级几何像差方程的修正与像差系数

Correction of third-order geometrical aberration equation in combined fields and aberration coefficients

磁透镜九级几何像差计算机辅助分析

The computer-aided analysis of ninth-order geometrical aberration of magnetic lens

微分代数在高阶复合几何像差-色像差分析中的应用

Differential Algebra Analysis for High Order Combined Geometric - chromatic Aberrations

旋转对称电子光学系统九级几何像差

Ninth order Geometrical Aberrations of Rotationally Symmetric Electron Optic System

几何像差的自动检测方法

The automatic measurement method of the geometric aberration

当该透镜的尺寸可以认为是无穷大时，该透镜是无几何像差透镜。

The geometrical aberrations of a single lens are eliminated when the lens is considered to be infinite .

文中还以一个轴上电位分布具有解析表达式的静电电子透镜为例，计算了它的一至三阶复合几何像差色像差系数，并给出了一阶色差分布图形。

Specific demonstration of this new technique was shown in the calculation of an electrostatic electron lens , whose axial potential density can be analytically described .

本文从几何像差、色像差、圆孔衍射和照明几个方面分析了对显微镜分辨率的影响。

This text from several why resemble bad - color resemble bad - circle bore the diffract with illuminated a few aspects to analyze to influence microscope distinguish rate .

首先计算出在一特定参量下磁透镜各九级几何像差系数.然后利用计算机分析该特定参量下10类九级几何像差在高斯像平面上的散射图形。

The ninth-order geometrical aberration coefficients of magnetic lens are calculated under a special parameter and the scattering graphics of the aberrations of 10 types in the Gaussian plane are analysised and obtained using computer .

并给出了磁聚焦和静电的偏转场相复合情况下竖轴的3级几何像差系数和1级色差系数公式。

Formulae for the first-order chromatic and third-order geometrical aberration coefficients of superimposed magnetic focus and deflection field of both electric and magnetic type in the case of a point source on the Z-axis are obtained .

利用玻璃平行平板构成简单的横向剪切干涉仪可以观察到单薄透镜形成的准直光束的剪切干涉条纹，由干涉条纹分布求出对应的几何像差和离焦量。

Using a glass plate with two parallel surfaces to construct a simple lateral shear interferometer for testing wave front aberrations of a collimation light beam , and using these interferometer the related geometric aberrations and the distance from focus are obtained .

与τ变分法比较，直接积分法（DIM）给出的二级几何时间像差系数以积分形式表示，计算更简便，更适于成像系统的实际计算与设计。

Compared to the τ - variation method , DIM needs only to carry out the integral calculation for the three of temporal geometrical aberration coefficients of second order , and is therefore more convenient and suitable for computation in practical design operations .

给出旋转对称电子光学系统的各向同性5级几何波像差的详细分析。

Fifth order wave aberrations of rotationally symmetric electron optic system are studied in detail .

用几何光学和像差理论的观点讨论了干涉仪系统的探测器－仪器结构－光源的总体配置；

Discuss the overall configuration of detector , system-structure and light source from the viewpoint of geometric optics and the aberration theory .