Analog optical colorimeter is used to calibrate correcting filter so as to make it meet Luther condition. However, the calibration precision of the filter is influenced by many factors.
光学模拟测色仪采用校正滤色器使仪器满足卢瑟条件，校正滤色器的精度受多种因素的影响。
Colorimeter based on optical integral theory has the advantages of simple structure, fast measuring speed, lower price and so on, so it is broadly applied in the quality control process.
采用光学积分原理设计的光电色度仪器，由于其结构简单、测量速度快、成本低等优点已被广泛地应用在产品的色度检验控制过程中。
On basis of the spectrum distribution, we can calculate the optical and colorimeter parameter of LED such as CIE color coordinate, color temperature, color rendering index and so on.
该系统首先给出LED的相对光谱功率分布，据此计算出LED的总光通量等光、色参数。
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