Light, Color, and the Mind

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ICS 61 – Light, Color, and the Mind
Light
Thank you, Mr. Newton
Color Wheel
Isaac Newton’s Color Circle
Color Perception
Rods and Cones
• But actually, color is determined by our brain, not
our eyes.
• (And not by the frequency of the light waves hitting
our eyes.)
• People with very different quantities of cones
perceive the same colors.
• The same color perception can be caused by
different spectra of light.
http://www.sciencedaily.com/releases/2005/10/051026082313.htm
And, illusions
The squares marked A and B are the same shade of gray.
http://web.mit.edu/persci/people/adelson/checkershadow_illusion.html
The squares marked A and B are the same shade of gray.
http://web.mit.edu/persci/people/adelson/checkershadow_illusion.html
http://brainden.com/color-illusions.htm
http://brainden.com/color-illusions.htm
http://brainden.com/color-illusions.htm
Pink? Fuschia? Magenta?
https://www.youtube.com/watch?feature=player_embedded&v=S9dqJRyk0YM
Color perception, like
games and like all of art
and much of life, is an
experience.
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