光栅衍射

1
Diffraction by Grating
15--3光栅衍射（Diffraction by Grating）一、多光束干涉应用程序二、光栅衍射 应用程序三、衍射公式：1光栅方程： d sin k k 012 主极大明纹 k x主 k f sin k 012 x主 ...
2
diffraction grating
...干涉；光栅衍射 [gap=501]Key words: Mathematica; general Physics; interactive teaching; interference; diffraction grating ...

短语

1
衍射光栅
光 diffraction grating ; Grating Diffraction ; grating ; etched diffraction grating
2
光栅衍射干涉
grating diffraction interferometry
3
衍射光栅摄谱仪
diffraction grating spectrograph ; diffraction spectrograph

1
对超光谱成像仪使用的凸面光栅衍射效率进行了分析计算。
Have analyzed and calculated the diffractive efficiency of the convex grating used in the hyper spectral imager.
2
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。
The characteristics of diffraction grating of oblique incidence light wave are analysed theoretically and verified in experiments.
3
由此提出采用光栅衍射干涉测量薄膜折射率的方法和实验方案。
For these reasons we proposed methods and scheme for measuring film refractive index with grating diffraction interferometry.

光栅衍射
Diffraction grating——衍射光栅，通常简称为“光栅”，一种由密集﹑等间距平行刻线构成的非常重要的光学器件。分反射和透射两大类。它利用多缝衍射和干涉作用﹐将射到光栅上的光束按波长的不同进行色散﹐再经成像镜聚焦而形成光谱。天文仪器中应用较多的是反射光栅﹐它的基底是低膨胀系数的玻璃或熔石英﹐上面镀铝﹐然后把平行线刻在铝膜上。

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