Unformatted text preview: 400 nm to 700 nm Trichromatic Theory of Color Vision: Color vision depends on the relative rate of response by three types of cones. (blue, green and red). Opponent-Process Theory: We perceive color in terms of a system of paired opposites. (red vs. green)(yellow vs. blue)(black vs. white) Afterimages: When you look at one color to long you see the opposite when you look away. Retinex Theory: We perceive color through the cerebral cortex’s comparison of various retinal patterns. A Gestalt Psychologist would say “The whole is greater than the sum of it’s parts”. Top Down Processing: Information processing based on previous knowledge. Bottom Up Processing: Information processing without previous knowledge....
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- Spring '08
- 50%, 400 nm, Gestalt Psychologist, absolute sensory threshold, alarms Sensory Adaptation