fresnel

Moire pattern caused by the cascade of periodic structures of LCD, Fresnel lens, and Lenticular lens, etc. is a key concern in designing a high quality LCD rear projection screen.

莫尔条纹是由LCD、菲涅尔透镜和微结构透镜等周期性结构的层叠引起的，对于设计高质量的LCD背投影屏幕至关重要。

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The theoretical analysis of the effect is presented with the Fresnel reflection on the surface of thick lens and the definite aperture introduced in the analysis to make the results agreement with the actual case.

为了使计算结果更接近于实际情况，在理论分析中引入了厚透镜表面的菲涅耳（Fresnel）反射及有限孔径的影响。

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Propagation properties of high-order Bessel-Gaussian beam through a misaligned first-order ABCD system have been studied by using the generalized Huygens-Fresnel diffraction integral, augmented matrix.

使用广义惠更斯-菲涅耳衍射积分和增广矩阵，研究了Bessel-Gaussian光束通过失调一阶ABCD系统的传输特性。

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Fresnel lens fabricated by thin film deposition

薄膜沉积法制作菲涅耳透镜

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The Fresnel integral can be computed on the basis of geometrical properties of Cornu spiral.

利用科纽卷线的几何特性,可以计算菲涅耳积分.

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The experimental results are given of the two kinds of compensation plates consiting of hologram plate and photoconductive thermoplastic plate for improving image quality of the Fresnel optical lens.

给出了“全息干版”和“光导热塑片”制备的两种“补偿板”对菲涅耳透镜进行象质改善的实验结果。

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The Fresnel zone plate scanning holography is applied in the imaging through highly scattering media.

将菲涅耳波带板扫描全息术用于高散射介质成像技术中.

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The extracted color invariants for color images based on color invariant model, has nothing to do with the observation position, surface orientation, illumination direction, intensity, and Fresnel reflection coefficient.

依据颜色不变量模型对彩色图像提取的颜色不变量，与观察位置、表面朝向、光照的方向、强度和Fresnel反射系数均无关。

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Study on Design and Optical Efficiency of Flat Type Fresnel Lens for Space Application

空间用平板形菲涅耳透镜的设计和光学效率研究

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The difficulty was resolved by Fresnel with his addition of the concept of interference.

菲涅耳通过加进来干涉概念,解决了这个困难.

词典精选例句

The research on the phrase relationship of light on the interface is based on the theory of thin film optics-Fresnel's formula.

运用薄膜光学的理论基础&Fresnel公式，研究光在界面上的位相关系。

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The new method for designing Fresnel lens has a wide serration breadth and unequal pitch.

用这一方法设计的菲涅耳透镜，齿宽较大，齿距不等。

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The fresnel reflection of the crystal internal surface is studied, when the incident plane is the optical axis of the biaxial crystal.

研究了双轴晶体入射面是主轴截面时，晶体内表面的菲涅尔反射。

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A micro-collimating Fresnel lens is designed for the application of semiconductor laser. Collimating beam with 0.5m and theoretical RMS W_ ( RMS) < 0.002 λ of wavefront aberration is obtained.

本文从半导体激光器应用的角度出发，设计微准直菲涅耳透镜，获得了束腰直径为0.5mm、波前差的理论均方根值W（RMS）

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For the optical time domain reflectometer ( OTDR), the factors that impact optical fiber transmission characteristics and the principles of Rayleigh scattering and Fresnel reflection are analyzed. The principle and configuation of OTDR are studied, and the main technical specifications of OTDR are discussed.

对于光时域反射计（OTDR）技术，分析了影响光纤传输特性的因素及瑞利散射和菲涅尔反射的原理；研究了OTDR的工作原理及组成，同时讨论了OTDR的主要技术指标。

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The number of spectral switch increases with increasing Fresnel number and truncation parameter, but.

数值计算结果表明,光谱开关主要与截断参量 、 光束菲涅耳数以及光谱相干度有关.

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Also discussed the issue on the resolution of seismic waves, through a variety of models of different sizes to verify the seismic waves on the vertical resolution of horizontal resolution and the theory of the first Fresnel zone deepened understanding of the theory.

同时讨论了关于地震波分辨率的问题，通过多种不同尺寸的模型，验证了关于地震波水平分辨率和纵向分辨率的理论，加深了对第一菲涅尔带理论的理解。

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The result indicates that fractional Fourier transform is the proper mathematic tools to Fresnel diffraction.

结果表明:分数傅里叶变换是适应于菲涅耳衍射的数学工具.

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The Fresnel diffraction formula and the Fourier transforms are used to get the intensity distribution formula.

采用菲涅耳衍射公式和傅里叶变换得出了输出面上的光场的理想计算公式.

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A super thermal X-ray Fresnel zone plate coded imaging camera is developed and get used in hohlraum physics experiments. Space distribution of super thermal X-ray emit region which related to the action of super hot electron in a hohlraum is obtained at first time.

利用该成像系统在神光Ⅱ装置黑腔物理实验中首次获得了腔内超热X光发光区域空间分布图像，图像反映了腔内超热电子行为区域的空间分布特征。

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Since then, the Fresnel lives of the new content.

从此, 聂耳的生活注入了新的内容.

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In many cases, the Simpler Huygens-Fresnel treatment will prove quite adequate for our purpose.

在许多情况下, 对于我们的目的来说,更简单的惠更斯―菲涅耳方法将是合适的.

词典精选例句

The limitation of far region Fresnel-Kirchhoff formula in transient problem is dis-eussed.

本文讨论了应用频域远区近似夫累涅尔-基尔霍夫公式计算瞬态辐射场的局限性.

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In 1818 Fresnel entered a competition sponsored by French Academy.

1818年菲涅耳参加了法国科学院主办的一次竞赛.

词典精选例句

Fresnel Zone Plate ( FZP ) non-movable convolution scanning holography is based on the FZP scanning holography.

基于菲涅耳 波带 板扫描全息术,提出了无运动卷积菲涅耳波带板扫描全息术.

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Fresnel diffraction pattern numerical Fresnel diffraction pattern numerical simulation!

菲涅耳衍射图样数值模拟!

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Augustin Fresnel " , " Nature is not embarrassed by difficulties of analysis. ", "

大自然 并不被分析的困难所阻碍.

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Fractional Fourier transformation implemented by Fresnel diffraction with converging spherical wave illumination

会聚球面波照明下由菲涅耳衍射实现分数傅里叶变换

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The optimum measuring position of virtual source in Fresnel double prism experiment is found by derivation.

通过推导,找到双棱镜干涉实验中虚光源间距的最佳测量位置,从而减小间接测量引入的误差,提高测量精度.

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Development of optical resin for Fresnel lens in high quality infrared radiation detector

高精度红外仪器透镜用光学树脂的开发

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