Ishihara test

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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 cautery
Ishihara IV slit lamp
Ishihara plate
Ishihara test - a test for color vision deficiency.
Ishihara test chart book
References in periodicals archive ?
The standard tests for colour-blindness that he refers to are the Ishihara tests, designed by Dr Shinobu Ishihara of the University of Tokyo, and first published in 1917.