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Young-Helmholtz theory

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Young-Helmholtz theory: see vision vision, physiological sense of sight by which the form, color, size, movements, and distance of objects are perceived.

Vision in Humans



The human eye functions somewhat like a camera; that is, it receives and focuses light upon a photosensitive
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Young-Helmholtz theory [′yəŋ ′helm‚hōlts ‚thē·ə·rē]
(neuroscience)
A theory of color vision according to which there are three types of color receptors that respond to short, medium, and long waves respectively; primary colors are those that stimulate most successfully the three types of receptors. Also known as Helmholtz theory.


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