diffraction grating
英 [dəˈfrækʃən ˈɡreɪtɪŋ]
美 [dəˈfrækʃən ˈɡreɪtɪŋ]
衍射光栅；绕射光栅
英英释义
noun
- optical device consisting of a surface with many parallel grooves in it
双语例句
- The spectrograph uses a concave diffraction grating that provides a wavelength dispersion of 4. 2A °/ mm in the first order.
光谱仪用了一块凹面衍射光栅，第一级光谱的色散度为4.2埃／毫米。 - A reflecting hologram diffraction grating was fixed to the stage to form a closed loop displacement measuring system.
固定在工作台上的全息衍射光栅实现了对工作台位移的高精度闭环检测。 - Based on the acousto-optic effect the sound wave in the medium is similar to a diffraction grating.
实验发现，根据声光效应，介质中的声波类似于衍射光栅。 - 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。 - 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。 - OSEE ( Optically Stimulated Exoelectron Emission) The light is emitted by the laser diode and enters a diffraction grating.
光激发外逸电子发射激光束从激光二极管中发出，射入衍射光栅。 - The characteristics of diffraction grating of oblique incidence light wave are analysed theoretically and verified in experiments.
本文分析了斜射光波的光栅衍射特点，并在实验中得以验证。 - As one of the important technical specifications of diffraction grating, diffraction wave front aberration directly affects the grating resolution.
波前像差是衍射光栅的重要技术指标，它直接影响光栅的分辨率。 - Two-Dimensional Electrically-Tunable Diffraction Grating Prepared by Single-Step Exposure Method
一次曝光法制备二维电调谐聚合物液晶光栅 - Calculation Methods for the SNR of Diffraction Grating Efficiency Measurement System
红外光栅衍射效率测量系统信噪比计算方法的研究