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Ishihara test
Ishihara test [ish″e-hah´rah] a test for color vision made by the use of a series of pseudoisochromatic plates or charts.Ish·i·ha·ra test (ish-ē-hah'rah), a test for color vision deficiency that uses a series of pseudoisochromatic plates on which numbers or letters are printed in dots of primary colors surrounded by dots of other colors; the figures are discernible by patients with normal color vision.Ish·i·ha·ra test (ē'shē-hah'rah test) Assessment for color vision deficiency that uses a series of pseudoisochromatic plates on which numbers or letters are printed in dots of primary colors surrounded by dots of other colors; the figures are discernible by observers with normal color vision. Ishihara, Shinobu, Japanese ophthalmologist, 1879-1963. Ishihara I-Temp cauteryIshihara IV slit lampIshihara plateIshihara test - a test for color vision deficiency.Ishihara test chart book |