光的衍射

但由于光的衍射现象，光学显微镜不能分辨尺寸小于200nm的生物结构。

However due to the diffraction of light , optical microscopes are not capable of imaging biological smaller than 200 nm .

傅里叶变换与光的衍射

Fourier transformation and diffraction of light

用Matlab语言模拟光的衍射现象的研究

Simulation of optical diffraction phenomenon by Matlab

衍射光学元件（DOEs：DiffractiveOpticalElements）是基于光的衍射理论，利用计算机设计衍射图，并通过微电子加工技术用光学材料做成表面浮雕的元件。

Diffractive optical elements ( DOEs ) based on the diffraction theory of light is the surface relief components made up of optical materials with microelectronics processing after using computer to design diffraction pattern .

该器件的中心频率为80MHz，带宽20MHz，在1W驱动功率下，一级衍射光的衍射效率为85%（He-Cd激光，442nm）。

Besides , it also exhibits enhanced resistance to UV-irradiation damage . The central frequency of the modulator is 80 MHz with 20 MHz bandwidth and the diffraction efficiency for 1st order light beam is 85 % with 1 W driving power ( He-Cd laser in 442 nm ) .

光的衍射法测量杨氏模量

Measuring young 's modulus with the method of laser diffraction

光的衍射观察难度综合分析

Comprehensive Analysis of the Difficulty in Observation of Light Diffraction

光的衍射有近场衍射和远场衍射两种情形。

Light diffraction includes near-field diffraction and far-field diffraction .

从光的衍射看光的直线传播及像质问题

Light Straight-line Propagation and Imagery Quality From Light Diffraction

光的衍射实验仿真。

Second , simulations of optical diffraction are presented .

根据光的衍射测量头发的直径

Measuring the diameter of a hair by diffraction

光的衍射课堂实验教学的探讨

About the Teaching of Classroom Light-diffraction Experiment

本文论述了影响人眼视敏度的主要因素，即受到光的衍射斑纹的限制；

In this article the main factors affecting the visual acuity of human eyes are discussed .

正确计算光的衍射，是光信息处理研究中一个最重要的内容。

Calculating diffraction of light correctly is a most important content in the research of optic information processing .

从波动理论出发，证明极限情况下光的衍射结果就是光的直线传播。

Conclusion that result of diffraction of light is rectilinear propagation in limited condition is demonstrated from wave theory .

通电光栅对光的衍射用电子束蒸发制备成交流的薄膜电致发光器件，采取X光衍射的方法分析了材料的结晶度及成份；

Diffraction of electrified optical grating The component and the crystallinity of phosphor are determined by X ray diffraction .

目前利用几何光学进行理论分析时忽略了光的衍射作用。

Up to now , all of the analysis methods based on geometrical optical theory neglected the diffraction affects .

基于光的衍射光学成像理论发展起来的现代衍射光学技术，是微电子和光学相互交叉、渗透而形成的前沿学科。

Modern diffraction optics technique based on optical diffractive imaging theory is a leading discipline crossing over optics and microelectronics .

所谓次级衍射，是对本文在研究光的衍射的过程中所使用的一种特殊研究方法的描述。

The term , so-called Sub-diffraction , is a description of the special method used in the research of optics diffraction .

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 .

通过实验发现有一些光的衍射现象，如果使用现时光的波动性理论无法很好的解释清楚。

Through experiments , it 's found that some of light diffraction cannot be explained well using existing wave theories of light .

介绍了该波带板的结构、性能以及它对相干光的衍射实验检验结果。

The configuration , performance of the Fresnel zone plate and the diffraction experiment result of the zone plate to coherent light are presented .

由于光的衍射作用，使通过聚焦系统的激光束入射到特定靶面成一光斑（主光斑），而在主光斑以外还有次级光斑圈（旁瓣）。

The laser beam passing through the focusing systems gets an facula , which consists of main spot and sidelobe on the focus plane .

全息波阵面重现，就是用光波照射全息图，通过光的衍射，从全息图中再现出原始物体的光波。

The holographic wavefront reconstruction , by means of the diffracted waves , can reconstruct the original object wave from the hologram illuminated by lights .

光的衍射是一种很有应用价值的物理现象，而亚波长微结构光栅具有一些常规光栅没有的独特衍射性质。

Optical diffraction is a physical phenomenon that have great applied value , the grating of subwavelength microstructures hold several specific properties beyond the ordinaries .

从光的衍射理论和几何成象理论出发，分析研究了显微物镜焦平面附近小孔光栏的衍射和象平面位置上的成象。

From the theory of light diffraction and geometrical optics , aperture diffraction near the focal plane of microscope objectives and imaging on the image plane are studied .

采用光栅假设，对各向同性介质中的声光效应作了简要讨论，导出了第m级衍射光的衍射效率公式。

Adopting the tentation of raster , the acoustooptic interaction in isotropic medium is discussed , and the formula of diffractive efficiency for the diffractive beam is deduced .

光刻过程中由于光的衍射效应产生的非线性畸变对光刻面形质量具有严重影响，是造成光刻微结构图形失真的主要原因之一。

Nonlinear distortion caused by diffraction in the lithography process has severely affected the quality of surface profile , which is the main reason for pattern distortion in lithography .

根据联合变换相关理论和光的衍射理论，定量分析了联合变换相关中两相关输入物长宽比与输出相关点形状间的关系。

The relation between output correlation spot shape and length width ratio of input correlation image was analyzed quantificationally by using of diffraction theory in the joint transform correlation .

夫琅和费衍射是光的衍射现象中的一个重要类型。这类衍射现象的典型实验装置是单狭缝、多缝（平面光栅）和圆孔。

In this paper , distribution functions of light intensity for single slit , many slits ( plane gratings ) and circular aperture are derived from vector model of vibration .