The Ishihara test is a color perception test for red-green color
deficiencies, the first in a class of successful color vision tests called
pseudo-isochromatic plates.
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£136.71
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£136.71
Out of stock
The Ishihara test is a color perception test for red-green color
deficiencies, the first in a class of successful color vision tests called
pseudo-isochromatic plates.