Color vision
Dichromatism
Dichromatism (or polychromatism) is a phenomenon where a material or solution's hue is dependent on both the concentration of the…
Color model
A color model is an abstract mathematical model describing the way colors can be represented as tuples of numbers, typically…
Tetrachromacy
Tetrachromacy is the condition of possessing four independent channels for conveying color information, or possessing four types of cone cells…
Ishihara test
The Ishihara test is a color perception test for red-green color deficiencies, the first in a class of successful color…
Color blindness
Color blindness, also known as color vision deficiency, is the decreased ability to see color or differences in color. Color…
Color vision
Color vision is the ability of an organism or machine to distinguish objects based on the wavelengths (or frequencies) of…