Ishihara Color Vision Test Book – 38 Plate

  • Ishihara Colour Test Books
    The Ishihara colour perception test for red-green color deficiencies. The test consists of a number of colored plates containing a circle of dots appearing randomized in color and size. Within the pattern are dots which form a number or shape clearly visible to those with normal colour vision, and invisible, or difficult to see, to those with a red-green colour vision defect, or the other way around.

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    Ishihara Colour Test Books
    The Ishihara colour perception test for red-green color deficiencies. The test consists of a number of colored plates containing a circle of dots appearing randomized in color and size. Within the pattern are dots which form a number or shape clearly visible to those with normal colour vision, and invisible, or difficult to see, to those with a red-green colour vision defect, or the other way around.