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Color Blindless
Beginning of Paper
Color blindness is the inability to distinguish particular colors. It
is generally an inherited trait, but can result from a chemical imbalance or eye
injury.
There are three primary colors. They are red, blue, and yellow. All
other colors are the results of different combinations .... Middle of Paper .... vision has just one type of cone,
and can see just one color, and various shades of that color. This form is even
rarer than the "typical" monochro-matism.
Another, more common, form of color blindness is called dichromatism.
People with di-chromatic vision tend to confuse red, green, and gray, but can
easily distinguish blue and yellow. Some cannot even see the longest wavelengths
of light -- the red end. Though it is rare, others cannot see the short
wavelengths, near the violet end. These people tend to confuse blue, yellow,
and gray, ....
692 words | 3 pages
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