Flashcards in Vision Deck (6)
Electromagnetic waves that stimulate receptors in the eye.
Amount of energy per unit of time (brightness)
Distance between two wave crests.
Trichromatic theory (young-helmholtz)
Three types of cones detect three wavelengths of light. Blue, green, and read. This theory does not explain negative afterimages.
Negative after image
If you stare at one color and then look at whitespace you see a color after image in the complementary hue of the original stimulus.