Our eyes are
made up of rods and cones, receptors that are sensitive to light.
The cones in our eyes are color sensitive to red, green and blue
have a color deficiency, that is they may have limited color vision
or in some cases may be completely colorblind. Anyone
that judges or is responsible for assessing color should have very
good color vision and their color vision should be tested.
There are two popular tests for evaluating color vision, the Ishihara
test and the Farnsworth Munsell test, both or either of these tests
can help determine a persons color accuracy.
test consists of a variety of targets with colored patterns as you
blind test web site; check your color vision on-line...
Munsell 100-Hue test is not available on-line. This test more
accurately measures a persons color deficiencies. It consists of
100 small colored chips of various hues. The individual being tested
must arrange chips that have very subtle color differences in a
progressive hue order. This test can accurately rate a persons color
vision and is used to test individuals in jobs that require highly
accurate color vision.
There are many
vision tests available... they all tend to be a bit pricey though.
Concepts and Terminology...
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that judges or asseses color should be tested for color
Ishihara and Farnsworth Munsell tests are both useful for
testing individuals for color deficiencies.
testing does not have to come from a doctor, tests are even