Shinobu, Japanese ophthalmologist, 1879–1963. See I. test.
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Ishi·ha·ra .ish-ē-'här-ə adj of, relating to, or used in an Ishihara test <\Ishihara plates> <the \Ishihara method>
Ishi·ha·ra ē-shē-hä-rä Shinobu (1879-1963)
Japanese ophthalmologist. Ishihara introduced his test for color blindness in 1917. The test calls for the discernment of figures or patterned lines formed from colored dots placed in a field of dots of another color. Ishihara also published studies of Daltonism and trachoma.
Medical dictionary. 2011.