n.色度计；比色计
The instrument which is employed to directly measure the tri-stimulus coordinates of a color is known as a colorimeter. 用来直接测定颜色三刺激值座标的仪器叫做色度计。
The spectral colorimeter is thought to human visual sensitivity with good linearity. 色度计的平谱不败不合被觉得跟人的触觉灵敏度有精良的线性干系。
