光反射

This large field of view telescope , light and strong, in addition to curvature of field aberration correction, outside the well, less light loss is the most commonly used catadioptric telescope.

这种望远镜视场大，光力强，除场曲外其它像差校正得好，光能损失少，是最常用的折反射望远镜。

Once imaging catadioptric step zoom is proposed so that three bands such as weak light,white light and near infrared share the same optical system.

为使微光、白光和近红外三个波段共用一个光学系统，提出一次成像折反射式变焦，并进行了理论分析和给出了设计实例。

Catoptric system; reflecting system; reflex system

名词 n.1。利用光的反射作用的光学系统。

The possibility of liquid crystal used in optical isolator is discussed based on the selective reflection of cholesteric liquid crystal .

利用手性液晶的Bragg选择反射特性，理论分析了液晶在光隔离技术中的应用可能性。

The active imaging system based on range gated compart different range background light and reflected light by target according to time sequencing by using a pulsed laser and intensifilered CCD camera, to corfirm the pulse signal which the target reflect fall on working time of gated camera.

基于距离选通的激光主动成像系统是利用脉冲激光器和选通增强型CCD相机，以时间的先后分开不同距离上的背景散射光和目标反射光，使由被观察目标反射回来的辐射脉冲刚好在选通相机选通工作的时间内到达相机并成像。

Here in our department, the Geometric-Optics is a 3-credit, 3-hour per week, one-semester course. There are three consecutives parts in the one-semester lecture:The 1st part :the nature of light,the related theorems about reflection and refraction, image formation.

本系之几何光学是一学期、三学分、每周三小时的课程，教学内容大致包含以下三部份：一、介绍光的性质、在介面上反射、折射之有关定理、成像的原因及应用。

The DBR reflector with Al0.8Ga0.2As sacrificial layer consited the micro-nano reflector systerm, which combining with the multi-well active region couped structure.

基于微纳机械技术设计得到了可调谐垂直腔面发射激光器结构，将具有Al0.8Ga0.2As牺牲层结构的DBR反射镜制备成微纳光机电系统，并与多量子阱有源区光纵向耦合结构相结合。

For concrete construction design, practical calculation formule were dedused theoretically. Light shielding effects of Fresnel reflector and heliostate were examined and the temperature of working fluid in receiver pipe was calculated.

根据具体的结构设计和理论推导，得到了为设计这类聚光集热系统实际可用的计算公式，如平面镜和菲涅耳反射镜的遮荫计算，集热管中工质温度的计算等。

The skin is the mixture of the right color, specular parameters, glossiness and a specific positioning of the lights that we will explain later on.

皮肤的制作是混合了真实颜色，镜面反射参数，高光和光源设定的特殊配置，我们稍后会解释。

A photonic crystal-air interface or line defect is utilized as a holophote or a partial reflective mirror to design a paralleled plane cavity, a single ring cavity structure and a multi-ring cavity structure. The method has simple design idea, good integration and wide application; by adopting the method, the self aligning photonic crystal lasers with different wave bands can be designed according to the luminescent characteristics of different materials; particularly, the utilization of semiconductor materials to design a light source of optical communication wave bands has more important practical value.

利用光子晶体-空气界面或线缺陷作为全反射或部分反射镜设计平行平面腔、单环形和多环形腔结构；该方法设计思路简单，集成性好，适用范围广，可根据不同材料的发光特性设计不同波段的自准直光子晶体激光器，特别是用半导体材料设计光通讯波段的光源器件具有更重要的实用价值。

I will endeavour to find you some assistance.

我尽力帮你找人帮忙。

At first I only know bruck is the idol of American younglings, afterwards I returned back to Taiwan ,even in Beijing last year ,I saw her poster everywhere, I was so surprised at her charm.

起初我只晓得布鲁克雷德丝是美国少男少女崇拜的偶像，后来回台湾，甚至去年在北京，居然也四处看见她的海报，才惊讶她的魅力之大。