...tings Monochromator) 光谱通带宽度 少于 1nm 组成：狭缝（slit：entrance slit, exit slit） 、色散元件（dispersive element） 、 准直元件: 透镜(focus mirror)、反射镜(mirror)。 棱镜和光栅单色器比较 A、 光栅为匀排光谱,棱镜为非匀排光谱。
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The novel infrared spectra measuring system using AOTF (Acousto-Optic Tunable Filter) as dispersive element is presented.
介绍了一种以声光可调谐滤光器(AOTF)为色散元件的新型红外光谱测量系统。
The experimental results show that using such natural muscovite as dispersive element is the real reason for interlaced spectrum.
实验结果表明，选择丹巴天然云母作为色散元件是造成谱线图像相互混叠、相互交错的根本原因。
The structure and principle of double-channel elliptical crystal spectrometer are presented. The whole process of manufacturing dispersive element with natural Muscovite is specified.
叙述了双通道椭圆弯晶谱仪的结构原理，详细阐述了天然云母弯晶分析器作为色散元件的制作过程。
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