查询词典 optical centre

It will result in birefringent phenomenon of the light beam,based on which many of the current optical voltage transformers are studied.

某些晶体在电场作用下，折射率发生变化，当光通过时会发生双折射现象，现在研究的光学电压互感器多是基于此种现象的。

By using the birefringent crystal YVO_4, a novel scheme of wavelength monitoring in DWDM optical communication systems is presented.

利用YVO4双折射晶体，设计了一种新型光通讯密集波分复用系统波长监控的方案，分析了其工作原理，并对方案的可行性进行了实验研究。

In this thesis, it is also discussed in detail that OLPF which is based upon the light-splitting character of birefringent crystal can reduce aliasing in a digitized image.Optical system is a space-filter by Fourier Optics.

文中详细讲述了OLPF如何利用双折射晶体的分光性质来实现低通滤波的原理，起到了减少甚至消除莫尔条纹的作用，避免了图像质量的下降。

We will briefly introduce several types of optical bistable system basic principles.

我们将简要介绍几种类型的光双稳系统基本原理。

The optical bistable is observed because the absorption for laser reduces with the increasing of the pump power.

饱和吸收体对激光的吸收系数随抽运光强的增加而减小，形成了输出激光的光学双稳态特性。

Control principle is introduced,and acousto-optical bistable system is taken as a typical example to demonstrate the effectiveness of this method.

介绍了变量旋转变换方法的控制原理，并用此方法控制声光双稳系统的混沌，以此验证其有效性。

The theoretical analyse is provided for the design of a optical bistable cell by a superlattice quantum well.

为超晶格量子阱光学双稳态器件的设计提供了基本的理论分析。

With the development of nonlinear optics, new kinds of bistable optical switches will be carried out, and thus the optoelectronic information technology will be enhanced greatly.

随着非线性光学领域研究的发展，新材料新机制的光学双稳开关不断被发现，为光学双稳开关的应用研究奠定了基础，也必将极大地促进信息光电子技术的发展。

The function of black matrix used in color filter is to avoid color interference. The usual needs for BM pattern are high light optical density and fine line width.

中文摘要黑色矩阵的目的是要防止色纯度的低下，因此BM须达到高遮光性和pattern 的高细线化，目前BM的材料以金属Cr 为主。

Black matrix is one of the key components in color filter application. Metal CrOx/Cr and polymer black resin material are often used as the BM. Effects of processing parameters on patterns and optical properties of BM, used with these two kinds material were studied.

中文摘要由於黑色矩阵是彩色滤光片关键的制程之一，因此本实验是针对彩色滤光片中的黑色矩阵常用的材料如CrOx/CrOy/Cr低反射铬膜和黑色树脂，研究制程参数对其图像和光学特性的影响。

We are in a good position to meet your requirements.

我们完全可以满足你方的需求。

We are all pervade d with a sense of disaster.

我们普遍有大祸降临的感觉。