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1)  cylindrical varied ling-space grating
柱面变栅距光栅
2)  varied spacing concave grating
变栅距凹面光栅
1.
A small sized flat field grating spectrograph was developed by using a varied spacing concave grating with a nominal groove spacing of 1/1200mm and a radius of curvature of \{5649 mm.
采用名义栅距为 1/12 0 0mm、凹面曲率半径为 5 6 49mm的变栅距凹面光栅 ,研制了一种小型平焦场光栅光谱仪。
3)  varied line-space grating
变栅距光栅
1.
Based on the information coming from the papers which can be got,some researchers have worked out the first wavelength encoded fiber optic position sensor prototype employing varied line-space grating in our country through several years\' hard work.
考虑国内外的研究现状和结合现有的技术,西安某所开展了变栅距光栅位移传感器的研究,在样机实验中取得了圆满成功,并开始了从原理样机走向工程样机的研究。
4)  cylinder grating
柱面光栅
1.
Design of precision spindles with cylinder grating angle graduator;
柱面光栅角度分度系统精密轴系的设计
5)  Varied-line-spacing grating
变栅距全息光栅
6)  varied-line space (VLS) gratings
变栅距(VLS)光栅
补充资料:凹面光栅
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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。

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