It is a new approach capable of dealing with the fitting of spectral sensitivitycurves the amorphous siiicon photosensors and the CIE curve of standard tristimulus values.

• 提出了表色系统分区域空间线性变换的原则，用软件技术解决非晶硅色敏元件光谱曲线与CIE标准色度观察者光谱三刺激值曲线的拟合问题，简化了仪表的光学结构。