A holographic concave grating is adopted as dispersing and imaging element, which can easily realize the flat spectrum plane. The detecting element is linear CMOS image sensor. The spectrum range of this micro spectrometer is from 400 nm to 800 nm.
该系统采用一种全息凹面光栅作为分光成像元件，以线阵CMOS图像传感器作为探测元件，实现400800nm波长范围内的光谱检测。
A visible range flat field spectrometer with a concave varied line space grating is developed to study high accuracy wavelength calibration method.
用一块工作在可见光波段的凹面变线距光栅，搭建了一台小型平场光谱仪，用于专门研究高精度波长标定方法。
A design method with globe optimization and reverse optimization was presented to achieve a flat-field holographic concave grating used for micro-spectrometer system.
研究了应用于微型光谱仪的平场全息凹面光栅的设计方法，提出了全局优化和反向优化的设计思想。
Concave grating spectrometer applied to computer color match system
应用于电脑配色系统的凹面光栅光谱仪
Based on the principle of color measure, the mini-spectrometer uses concave grating as its light splitter, fiber as its color picker and liner CCD as its detector.
它根据分光测色的原理，使用型凹面光栅作为其分光器件，石英光纤做测色探头，线阵CCD为探测器。
The spectral resolution of the spectrometer will be seriously deteriorated by radius error which is inevitable in the flat-field holographic concave grating fabrication.
在平场凹面全息光栅的设计制作中，不可避免的存在曲率半径误差，严重影响光栅光谱仪的分辨率。
A concave grating spectrometer, a 2048 elements CCD and a low voltage mercury lamp were used to carry out laser induced breakthrough spectrum test with 5 samples, such as Cu, Al, Mg, Ca and Si.
实验选用光谱波长范围为200nm~600nm的凹面光栅光谱仪、2048元焦平面的CCD器件和低压汞灯，分别对铜、铝、镁、钙、硅等5种样品进行了激光诱导击穿光谱试验；