When1: 1959
When2: 1977
Who: Edwin H. Land [Land, Edwin H.]
What: inventor
Where: USA
works\ Experiments in Color Vision [1959]; Retinex Theory of Color Vision [1977]
Detail: He lived 1909 to 1991 and invented Polaroid photography {instant photography} and polaroid filters.
Epistemology
Color perception depends on relative reflectances. People see colors based on red, green, and blue intensity ratios from neighboring and separated regions {retinex theory, Land}. Two-color mixtures can produce full color range.
Physical Sciences>Physics>History>Invention
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Date Modified: 2022.0224