查询词典 reflection grating

The progress of technique on color photography with tricolor grating and black-white film.

用三色光栅和黑白感光胶片作彩色摄影术的研究与进展。

Taking the reflective phase hologram grating as an example, the spectral properties of the gratings were analyzed, for recording material with refractivity modulated in the convex curve and concave curve, by the coupled-wave theory.

以反射相位型全息光栅为例，用耦合波理论分析计算了记录介质折射率调制为上凸型和下凹型调制曲线的体全息图的衍射光谱特性。

The hybrid gel film on curved surface can replace traditional light-sensitive lacquer, and improve the grating's stability. The VLSG with the line density of 80l/mm was fabricated on a concave lens surface with curved radius of 100mm.

采用这种方法在曲率半径为100mm的凹球面基底上制作了平均线密度为80l/mm的光栅，并用环境扫描电镜以及数字图像处理法检测了光栅的线密度分布。

The condition of the gap soliton production in fiber Bragg grating and the parameters conditionality are advanced.

提出光纤布拉格光栅中产生隙孤子的条件和参量制约关系。

Its basic structure, which called as 2×2 optical cross connecter, is composed of a fiber Bragg grating and a bidirectional OC. Based on the basic structure, the required N×N OXC can be designed.

其基本结构由一个双向环行器与一个光纤布拉格光栅组成，构成一个2×2光交叉连接器，再根据这一基本结构设计出可满足实际需要的N×N光交叉连接器。

A novel 2×2 wavelength selective cross-connect based on Bragg grating andMach-Zehnder interferometer was proposed.

介绍了可用于大规模并行处理系统光互连网络中的光交叉连接器，并提出了一种基于布拉格光栅和马赫-曾德干涉仪的2×2波长选择交叉连接器。

This paper represents the fabrication of the affinity coating on the long period grating surface and its use on monitoring of cupric ions.

针对本课题的关键：选取合适的材料作为长周期光栅的表面敏感膜，并根据反应原理确定适宜的反应条件。

The diffraction efficiency of a gold transmission phase grating is simulated as a function of the depth of grooves and the duty cycle on the basis of the scalar diffraction theories.

根据衍射光栅的标量理论，计算并讨论了金透射光栅在软X波段衍射效率对光栅厚度和占宽比的依赖关系。

By extending the VBG external cavity length, and inserting a convex cylindrical lens between external cavity and LDA for transmiting. Phase-locked of external cavity is achieved by tilting of Bragg Grating external cavity. Experiment studied the stability of the in-phase mode far-field output at 35A. Wavelength is locked at 802 nm. The Full-Width Half-Maximum of locked specrum narrowed to 0.2 nm and the corresponding far-field divergence angle is 1.8 mrad.

通过拉长VBG外腔腔长，在VBG外腔和LDA中间插入平凸柱面透镜，采用偏转体布拉格光栅外腔进行外腔锁相研究，在注入电流35A时，获得稳定的同相单瓣模远场输出，波长锁定在802nm，中心主瓣峰值半宽压窄到0.2nm，对应的远场发散角为1.8mrad。

The optical system is mainly made up of special grating, cylindrical lens and CCD detector.

光路主要由特制光栅、柱面镜以及 CCD 探测器构成。

"The operators will suffer a temporary decrease in the number of consumers and short message services as people may not like having to provide their ID cards for a phone number," Xu Junqi, vice-dean with the Policy-Making Institute of the Telecommunications Research Centre under MII, said yesterday.

信息产业部下属的通信决策研究院副主任徐俊其昨天说：&实行手机实名制后，人们可能不太情愿用身份证注册手机号，所以通信运营商会暂时面临用户减少和短信用户减少的问题。&

I don't believe in make-believe!

我不相信这些虚构的故事。