重点分析了由眼球的屈光介质引入的光学像差对人眼视觉质量的影响。
The aberration by the human eye optical structure to affect vision quality are mainly reviewed.
就各种不同光学像差性质而言,眼睛成像质量的最大缺陷是球面像差和色像差。
To different aberration, the important limitation to human eye vision quality is spherical aberration and chromatic aberration.
通过一个大尺寸菲涅尔透镜的设计,比较了曲面菲涅尔透镜和平面菲涅尔透镜在光学像差方面的差异。
The optical aberration difference between the biconvex Fresenl lens and the plane-convex Fresenl lens was investigated by designing a large aperture Fresenl lens.
在望远镜设计中都存在着几种像差,没有所谓的完美的光学系统。
There are several optical designs used for telescopes. No optical system is absolutely perfect.
光学设计工程师必须能够平衡控制各种像差来得到想要的设计结果。
The optical engineer must make tradeoffs in controlling aberrations to achieve the desired result of the design. Here are some aberrations found in different types of telescopes
并且进行了光学计算和像差校正。
讨论了由单一二次反射镜和放在其后的两透镜无光焦度校正板组成的光学系统的像差特性。
The aberration characteristics of the optical system of a single conic reflector and a two-lens null corrector are discussed.
自动微分技术为带电粒子光学中的任意高阶像差分析与校正提供了一个很有效的工具。
It presents an effective and elegant tool for the analysis and correction of arbitrary order aberrations of charged particle optical systems.
研究了新型的复合静电磁浸没透镜的曲光轴高斯电子光学性质及像差特性。
Curvilinear axis Gaussian electron optical properties and aberration characteristics of the novel electrostatic immersion magnetic lenses are studied.
还提出了一种消除光学系统像差的方法。
A method of compensating optical system aberrations is proposed.
偏振像差是影响光学系统性能的重要因素之一,尤其对偏振有严格要求的光学系统来说更是如此。
Polarization aberration is one of the most important factors affecting the performance of optical systems, especially in systems which are "polarization critical ones".
用光学信息论本征理论讨论共焦激光扫描显微镜光学系统的成像关系,获得在理想成像及有像差时系统的光学信息量的表达式。
By using the eigen-theory method of optical information theory, the imaging relationship of the optical system of a confocal laser scanning microscope is discussed.
证明ad方法对带电粒子光学系统的像差分析是极其有效的。
It is concluded that AD method is a rather effective tool for the aberration analysis of charged particle optical systems.
该仪器可以测定各种倍率物镜轴上、轴外多种波长的波面像差等光学性能参数。
It may be used to test the on - or off-axis various wavelength wave aberrations, chromatic aberration and other optical performances of various magnification microscopic objective.
对于实际光学系统,由于光的衍射和像差,使所成的点像为一弥散斑。
However, for the actual optical system, its point image become a speckle because of diffraction of light and aberration.
提出了直接积分法(DIM)研究动态电子光学成像系统时间像差的理论。
A new theory for studying temporal aberrations of dynamic electron optical imaging systems by the direct integral method (DIM) is put forward.
模型有较强的通用性,适用于传统仅矫正屈光不正(近视、远视、散光)的光学区模型,也适用于波前像差引导的激光眼屈光手术。
The model not only can be applied to the correction of refractive errors such as myopia and astigmatism, but also can be used in wavefront guided laser refractive surgery.
对测试仪的光学系统的波像差进行了估算,选择了合适的离焦量来补偿波像差,并对系统离焦后的像差进行了验算。
Estimate the wavefront error of the whole optical system, and select a proper defocus length to improve the wavefront error, and then check the system's aberration after defocus.
对光学成像产生影响的主要成分是散光像差、彗差和三叶草像差。
Meanwhile, astigmatism aberration, coma aberration and trefoil aberration are three main effects that influence the quality of the optics.
分析了系统的几何像差与探测器接收面积的匹配,也考虑了光学系统波像差的作用。
Consider the match of the aberration and the detector's area as well as the wavefront error.
实验结果表明,这种方法可以消除图像中光学系统像差的影响。
The results suggest that the present method is suitable for removing the aberrations and improving the imaging quality of the optical system.
给出了光学系统图、纵向像差图及调制传递函数图。
The figures of optical system, longitudinal aberration and modulation transfer function (MTF) are given.
如果光学系统引起的像差可以忽略,那么影响各星点的FWHM都将是一样的。
The FWHM is the same for all point-sources in the image (if optical aberrations can be neglected).
从激光探测告警光学系统的视场和光学增益出发,分析了浸没透镜的光学增益和像差特性。
The optical gain and aberration characteristics of immersion lens are analyzed based on FOV and optical gain of optical systems used in laser warning device.
高倍率及大孔径扩束器要求筒长短、口径大、轴上和轴外的像差都要很好地校正,所以光学系统的设计是非常困难的。
It is hard to design for beam expander with high power and wide aperture required, because it is shorten length, larger aperture, as well as on axis and off axis aberration must be corrected properly.
光学系统的畸变除了利用像差理论来实现校正外,还可以利用数字图像处理技术来进行校正。
In addition to using the aberration correction theory, optical distortion can be corrected with the digital image processing technology.
利用光全息学的基本原理,设计了记录全息取样光栅掩模的消像差光学系统,并使用光学设计软件ZEMAX分析了它的像差;
By use of optical holographic theory, achromatic optical system on recording holographic BSG mask is designed. Its aberration is analyzed by using ZEMAX.
应用光程函数法计算出旋转对称电子光学系统的7级几何像差,给出旋转对称电磁场同时存在情况下的系统7级几何像差表示式。
The 7th order geometrical aberration of rotationally symmetrical electron optic system and their expressions are given by using the eikonal method when the electric and magnetic fields exit.
应用光程函数法计算出旋转对称电子光学系统的7级几何像差,给出旋转对称电磁场同时存在情况下的系统7级几何像差表示式。
The 7th order geometrical aberration of rotationally symmetrical electron optic system and their expressions are given by using the eikonal method when the electric and magnetic fields exit.
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