Ishihara color test

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• Ishihara color test — The Ishihara Color Test is a test for red green color deficiencies. It was named after its designer, Dr. Shinobu Ishihara, a professor at the University of Tokyo, who first published his tests in 1917. S. Ishihara, Tests for colour blindness… …   Wikipedia

• Color perception test — Intervention Example of an Ishihara color test plate. The numeral 74 should be clearly visible to viewers with normal color vision. Viewers with dichromat or anomalous trichromat may read it as 21 , and viewers with achromat may see nothing …   Wikipedia

• Color blindness — Colorblind and Colourblind redirect here. For other uses, see Colorblind (disambiguation). Color blindness or color deficiency Classification and external resources An 1895 illustration of normal vision and various kinds of color blindness …   Wikipedia

• Ishihara test — /ish ee hahr euh/, Ophthalm. a test for determining color blindness by means of a series of cards each having colored dots that form one pattern to the normal eye and a different pattern to the eye that is color blind. Also, Ishihara s test.… …   Universalium

• Shinobu Ishihara — nihongo|Shinobu Ishihara |石原 忍| Ishihara Shinobu |extra=September 25, 1879 January 3, 1963 was a Japanese ophthalmologist who created the Ishihara color test to detect colour blindness.Early life and careerShinobu graduated from medicine in 1905… …   Wikipedia

• Cartas de Ishihara — Ejemplo de una carta de color Ishihara. El número 74 debe ser claramente visible para los individuos con visión normal. Las personas con anomalía de tricromacia pueden leer 21 , y aquellos con visión acromática no observarán nada. Las Cartas de… …   Wikipedia Español

• Ishihara test — n a widely used test for color blindness that consists of a set of plates covered with colored dots which the test subject views in order to find a number composed of dots of one color which a person with various defects of color vision will… …   Medical dictionary

• Ishihara-Farbtafel — Das Prinzip der Ishihara Tafeln in animierter Schwarz Weiß Darstellung. Die Ishihara Farbtafeln werden zur Aufdeckung einer Rot Grün Sehschwäche oder einer (sehr viel selteneren) Gelb Blau Sehschwäche verwendet. Entwickelt und später benannt… …   Deutsch Wikipedia

• Ishihara — Shinobu, Japanese ophthalmologist, 1879–1963. See I. test. * * * 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… …   Medical dictionary

• test — 1. To prove; to try a substance; to determine the chemical nature of a substance by means of reagents. 2. A method of examination, as to determine the presence or absence of a definite disease or of some substance in any of the fluids, tissues,… …   Medical dictionary

• ishihara test — |ishē|härə noun Usage: usually capitalized I Etymology: after Shinobu Ishihara died 1963 Jap. ophthalmologist who devised it : a widely used test for the detection of color blindness …   Useful english dictionary