MP Review

Ë color is a psycho – physical response

Ë the human eye sees from 380 – 770 nm (NOT 400 – 700nm)

ex./ 380__________550__________770

blue green red

1. psycho – physical theory: invented by Young Helmhotlz, the eye sees three colors of light – red, green, and blue – that are reflected from objects.

2. trichromatic: sees all three colors

2. dichromatic: sees only two of the three colors

2. monochromatic: sees only black and white

2. opponent vision theory: invented by Herning, perceptors in the eye sees three sets of colors –

2. yellow – blue }psychological color sets

* color after image = when an image that is one of these colors is looked at, when looked away the opposing color is seen

Ë pseudoisochromatic color test = colored images surrounded by grey pebbles

H even people with good color sight can have bad color sight in certain conditions

* photopic vision = daylight, good illuminance, eye peaks at 550nm

* scotopic vision = low illuminance,

. . .
Some common words found in the essay are:
BP PR, , Blue Purple, green blue, colors =, illuminance eye peaks, psycho – physical, chroma changes, red green blue, colors 2, eye peaks, = subtractive, = red, – physical, vision =, illuminance eye, V/C Bibliography, Yellow Green, RY YG, Green Blue, YG GB, GB BP, cyan = red, Red Yellow, = red magenta,
Approximate Word count = 894
Approximate Pages = 4 (250 words per page double spaced)