The number of different colors, saturation, light and shadow, according to retina recognition. Compared to the weight of the white-black Shade of soft demand caused the dimensions. Born near, far
Number intensity The different colors of light and shadows on the retina recognition. Compared to the weight of the white - black. The soft light of the resulting dimensions. Born near-term steps
the intensity, the light of different colors and shiny as the optic nerve is realized. Compared with the weight of the white - Black The light of light and shadow to cause dimension born close-ups distance.