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... Colorblindness is the inability to perceive colors in a normal fashion.
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www.nlm.nih.gov/medlineplus/ency/article/001002.htm#Def...
www.nlm.nih.gov/medlineplus/ency/article/001002.htm#Definition
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Color blindness - Wikipedia, the free encyclopedia
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Color blindness , or colour blindness , a color vision deficiency, is the inability to perceive differences between some of the colors that others can distinguish. It is most often of genetic natur...
en.wikipedia.org/wiki/Color_blindness
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To understand what causes color blindness, you need to know about the cones in your eyes. Cones in your eyes? Yes, but they're very small. These cones are cells on your retina, an area the size of a postage stamp that's at the back of your eye.
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kidshealth.org/kid/talk/qa/color_blind.html
kidshealth.org/kid/talk/qa/color_blind.html
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you can test your color vision on-line ... You will learn about a new "pediatric" color vision test for early detection. If you think you may be colorblind, . ... Where you can buy different color vision tests. Purchase tests for school, aviation, hospital and employment agency color vision screenings.
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colorvisiontesting.com/
colorvisiontesting.com/
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Information about colorblindness - color deficiency - what it is, why it happens, how it works, problems ... About Color Blindness; (Color Vision Deficiency)
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www.toledo-bend.com/colorblind/aboutcb.asp
www.toledo-bend.com/colorblind/aboutcb.asp
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Tests for color blindness - Ishihara ... Below are the correct answers to what a person with normal color vision would see - and what I see (and most people with Red-Green color blindness). When you see what we can't see, you may understand why it's so tough to find the right sox and why we like bright colors,
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www.toledo-bend.com/colorblind/Ishihara.asp
www.toledo-bend.com/colorblind/Ishihara.asp
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Learn about types of color blindness such as red green deficiency, and how to cope with daily vision problems. ... Color blindness is not a form of blindness at all, but a deficiency in the way you see color. With this vision problem, you have difficulty distinguishing certain colors, such as blue and yellow or red and green.
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www.allaboutvision.com/conditions/colordeficiency.htm
www.allaboutvision.com/conditions/colordeficiency.htm
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