查询词典 optics

In the case of optics, the correspondence principle tells us that when λ/d is small, both the ray and the wave model of light must give approximately the same result.

就光学而言，对应理论告诉我们，如果λ/d值很小，那么光的波和射线模型结果就相近似。

Optics and optical instruments - Microscopes - Marking of objectives and eyepieces; Technical Corrigendum 1

光学和光学仪器。显微镜。物镜和目镜的标记。技术勘误1

If the collimator cross hair does not center or does not lie at all in the video window, the additional optics

如果瞄准仪的十字叉丝不在中央或者不在全视场，附带的自准直光学系统可依靠测微螺旋来调节。

A detailed calculation on the scattering of a conduct disk is given by means of Incremental Length Diffraction Coefficient method and Phyzical Optics method. The relation between Radar cross section of the conduct disk and the incident angle and the relation between the optimal polarization and the incident angle are investgated and the calculation results from ILDC and that from PO are compared.

用微分边缘绕射系数法和物理光学法对金属圆盘的散射作了详细地分析计算，讨论了其极化散射特性给出了雷达截面积随角度的变化曲线并与用物理光学法计算的结果进行了对比，同时还给出了其最优极化随角度变化时的分布图。

The measuring system is a typical example of the multi-discipline crossline technique of Optics, Mechanics, Electronics and Computer Science.

整个测量系统是光、机、电、算一体化技术综合应用的典型实例。

The designs of acousto-optics reports to the police divides have two parts,one part ad an independent module crustification is used in the electric circuit, completes reportment to the police when the liquid surpasses security highly in the vessel.Another part connects with the control module, according to request when in the vessel the liquid achieved the weight of supposed, the system needs to send out the buzzing sound, this part needs the MCU control after the signal judgment which is sended by the sensor .

声光报警分两部分设计，其中一部分作为一个独立的模块镶嵌在电路中，完成容器内液体超过警戒高度时的报警；另一部分与控制模块连接在一起，根据要求当容器内液体达到欲设重量时，系统需要发出蜂鸣声，这一部分需要单片机根据传感器送来的信号判断后进行控制。

Graduate School of the Chinese Academy of Sciences,Beijing 100049,ChinaAn adaptive optics retinal imaging system based on liquid crystal spatial modulator was set up and a experiment on lively human eye was made.

搭建了一套基于液晶空间光调制器的人眼视网膜成像自适应光学系统，进行了活体人眼视网膜的初步实验。

Dactylogram product has optics identifying and biology radio frequency to identify 2 kinds of systems.

指纹产品有光学识别和生物射频识别二种系统。

So liquidcrystal grating is used in extensive field such as diffraction optics, photoelectric switch,deflexion controlling of light beam.

因此液晶光栅的这种光电特性在衍射光学、光电开关、光束偏转控制等许多领域具有广泛的应用前景。

As a professional manufacturer of Optical and crystal Components, Foctek supplies Quality Products including High Precision Prism, Lens, Filter, Window, Beamsplitter, Mirror, Quartz Waveplate, Polarizer, Depolarizer, Polarization Beamsplitter, Micro Optics, Laser Crystals and NLO Crystals and Magneto-Optical Material, etc.

福特科是一个专业的光学和晶体元件制造商，公司的产品主要包括高精度棱镜，透镜，光学窗片，滤波片，反射镜，分光棱镜，波片，偏振器，偏振分光棱镜，消偏振器，微光学元件，激光晶体，非线性光学晶体，磁光材料等。

We are forbidden from giving money to these shoeless, skinny children, as this will perpetuate begging.

向光着脚，骨瘦如柴的孩子施舍是不可以的，因为要招来无休无止的乞讨。

It would be hard not to fall victim to some sharpeyed policeman.

要想不被某个目光锐利的警察抓到，谈何容易。