anomalous trichromacy
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anomalous trichromatic vision — defective color vision in which a person has all three cone pigments, but one is deficient or anomalous (but not absent). There are three types: protanomaly, deuteranomaly, and tritanomaly; they may be either acquired (resulting from a retinal,… … Medical dictionary
Color blindness — Colorblind and Colourblind redirect here. For other uses, see Colorblind (disambiguation). Color blindness or color deficiency Classification and external resources An 1895 illustration of normal vision and various kinds of color blindness … Wikipedia
Monochromacy — Classification and external resources Monochromacy (an abnormality) is a disease state in human vision, native (normal) physiology for pinnipeds (such as Neophoca cinerea shown here), cetaceans, Owl Monkeys and other animals Monochromacy, also… … Wikipedia
