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- acoustic diffraction grating 声衍射栅
- Simulation for an Etched Diffraction Grating(EDG) of Wide Angle[J]. 引用该论文 盛钟延;娄丽芳;何赛灵;文泓桥;何建军.
- Analysis of Interdigital Electrooptic Bragg Diffraction Grating[J]. 引用该论文 钱辰;陈振宇;祝宁华.
- A false spectral line caused by imperfections in the diffraction grating. 鬼线衍射光栅中的不完整衍射引起一条虚幻的鬼线
- The light is emitted by the laser diode and enters a diffraction grating. 激光束从激光二极管中发出，射入衍射光栅。
- When the laser beam goes through the diffraction grating, it is split up into a central bright beam plus a number of side beams. 当激光束射入衍射光栅后，被分成一个中间的明亮光束和一些处于旁边的光束。
- A flat-field etched diffraction grating (EDG) wavelength demultiplexer is much more convenient in fabrication. 利用两点法 (twostigmaticpointsmethod)对平场型蚀刻衍射光栅 (EDG)波分复用器件进行了优化设计 .
- The concave diffraction grating on the film of PPTA is prepared by the double beam interference illumination. 利用PPTA薄膜在紫外光照下可硬化的特点,在薄膜上制备光栅进行研究并通过双光束干涉曝光法,制备了凹面光栅。
- The external cavity is made up of fast axis collimator, collimating optical system and diffraction grating. 外腔由快轴准直镜、准直光学系统和闪耀光栅组成。
- A simple and effective method for calculating the wave aberration for an etched diffraction grating (EDG) demultiplexer is presented. 对作为波分复用关键器件之一的刻蚀衍射光栅 (EDG)的像差特性提出了一种简单方便的计算方法 ;分析了像差对刻蚀衍射光栅频谱响应的影响 .
- As the key device of a DWDM system,Etching Diffraction Grating (EDG) is one of the most potential types of planar waveguide DWDM devices. 作为波分复用中最关键的器件 ;蚀刻衍射光栅 (EDG)是平面波导密集波分复用器件中很有发展潜力的一种 .
- Abstract: The theoretical background and details of heterodyne interferemetry and diffraction grating interferemetry are described. 文章摘要: 介绍外差式激光干涉仪和应用于旋转振动测量的衍射光栅技术理论和工作原理。
- As a key device in a DWDM system, etching diffraction grating(EDG) is a planar waveguide DWDM device with a great potential. 以平面波导波分复用器件为核心的密集波分复用技术已经得到成功商用。
- We offer ruled and holographic diffraction gratings. 我们提供常规和全息衍射光栅。
- The linewidth of the laser emission is-5nm when a prism is used as the dispersive element and is reduced even further to-lnm when the prism is replaced by a diffraction grating. 当用棱镜作为色散元件时,其线宽约为5毫微米; 如果用衍射光栅代替棱镜则线宽可窄至1毫微米左右。
- This paper quantitatively compares the spectrum characteristics between Fabry-Perot interferometer with gain medium and diffraction grating spectrometer. 对加入增益介质的F-P干涉仪的光谱特性与衍射光栅光谱仪的光谱特性作了定量对比。
- Optical spectrum analyzer(OSA)based on double-pass diffraction grating and photonic all-parameter analyzer based on swept homodyne interferometry(SHI)are illustrated. 理论、数值分析和实验测试结果有着良好的一致。
- Fan, K.C., Su, C.D. and Mou, J.I., “Error analysis for a diffraction grating interferometric stylus probing system,” Meas. Sci. Technol., 12, 482-490, 2001. 吴锦源，创新雷射都卜勒振动/干涉仪之研治-高性能微光机电系统之量测，国立台湾大学应用力学研究所博士论文，1997。
- With the development of the Chirped-pulse-amplification, to obtain the larger-size diffraction grating by tiling has already become a urgent problem to be solved. 随着啁啾脉冲放大技术的发展，为用拼接的方法获得大尺寸衍射光栅已经成为一项急待解决的课题。
- This paper presents a new non-contact displacement sensor with diffraction grating metrology system based on an improved Foucault focus detection method. 本文介绍了一种新型的基于改进傅科聚焦探测法且自带衍射光栅计量系统的非接触式位移传感器。
