1) interferometric grating
干涉光栅
1.
This paper presents an interferometric grating method(IGM) used in the measurementof strain field (E.
在这项研究中,首先在管接头结构表面制作了变形的载体──位相型干涉光栅,由结构表面产生的衍射光通过光学系统后形成新的干涉光栅,我们利用数字图像系统接收了逆相变前后各自的干涉图像。
2) grating interference
光栅干涉
1.
On the basis of autocollimation principle,combining with grating interference principle, a new autocollimation interferometry method was put forward which can measure three-dimensional angular distortion.
以自准直原理基础,将光栅干涉原理引入,提出了一种能对船体三维变形测量的自准直干涉法。
3) Grating interferometry
光栅干涉
1.
Based on the principle of grating interferometry,a new method for topography measure-ment of curved surfaces using hologram interferometry is described.
基于光栅原理,提出一种可用于任意曲面形貌测量的全息光栅干涉的新方法,给出了光学原理实验系统,系统中采用氦氖激光为光源,反射型柱面全息衍射光栅为标准器,并用计算机软、硬件对光栅信号进行细分处理。
4) grating interferometer
光栅干涉仪
1.
Since both the measuring range and the resolution of a traditional grating interferometer were difficult to be improved simultaneously, a grating interferometry based on a single long metrology grating was presented.
针对传统光栅干涉仪中测量范围和分辨率难以同时提高的问题,提出利用单根大长度、低线数光栅实现大量程、高分辨率位移测量的方法。
2.
Through calibration,nano-repeatability error of grating interferometer mea.
提出了一种新型的激光衍射光栅干涉仪测量系统,以光栅衍射原理和偏振光学为理论基础,配合正交信号的解相位细分原理,使得该系统可以达到纳米级分辨率。
3.
The principle and the method for producing concave gratings through incoherently illuminated grating interferometers are presented.
本文给出利用非相干照明光栅干涉仪制造凹面衍射光栅的基本原理和方法,并报告初步实验结果。
5) Grating diffraction interferometry
光栅衍射干涉
1.
Grating diffraction interferometry for measuring film refractive index;
测量薄膜折射率的光栅衍射干涉方法
补充资料:凹面光栅
分子式:
CAS号:
性质:又称罗兰光栅(Rolland grating)。它的作用是使光既衍射又聚焦。因而凹面光栅摄谱仪只需光栅、狭缝及感光板三部分。它可减少吸收现象,只存在光栅面一次反射的光损失,且无色差。可用于远紫外及远红外光谱区域。
CAS号:
性质:又称罗兰光栅(Rolland grating)。它的作用是使光既衍射又聚焦。因而凹面光栅摄谱仪只需光栅、狭缝及感光板三部分。它可减少吸收现象,只存在光栅面一次反射的光损失,且无色差。可用于远紫外及远红外光谱区域。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条