I think you probably meant Ishihara 'test'.
This is used to test colour blindness - a test for red- green colour blindness using plates with different patterns that have numbers that help detect the problem.
Devised by the Japanese Professor Dr Shinobi Ishihara in Tokyo.
Can you read the numbers contained within?
by Tammy6 years ago
How rare is color blindness? How many people in your family are color blind?I ask this question because of a debate between my daughter's health teacher and herself. The teacher was explaining how rare it is, but my...
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Why Is Color Blindness More Noticeable In Men Than In Women?
by juniorsbook7 years ago
A type of color blindness is named after which physicist?
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