1.夜间对颜色的感知眼内的网膜上有一种视椎细胞,白天看东西就靠这种细胞。天黑后,视椎细胞不再起作用,代替它的称为视杆细胞。视杆细胞专管夜里看东西,但它不能分辨颜色。所以,白天非常鲜艳的黄、红、橙色,天黑后竟被感知为暗蓝色;白天并不鲜明的青色反而惹人注目。在车灯照明的条件下,能发现各种颜色的距离及能看清是什么物体的距离见下表。 1. The perception of color at night There is a type of vertebral cells on the retina in the eye, which depends on the cells during the day. After dark, as the vertebral cells no longer function, instead of it called rod cells. Rod specializes in the night to see things, but it can not distinguish the color. Therefore, the day is very bright yellow, red, orange, after dark was actually perceived as dark blue; not clear during the day instead of the blue eye-catching. In the light of the lighting conditions, can find the distance of various colors and can see what the distance of the object in the table below.