The test used to know the colour blindness is
-
liximbo
-
red eye
-
colorvision
-
ishihara
D
Correct answer
Explanation
The Ishihara test, developed by Dr. Shinobu Ishihara in 1917, is the standard diagnostic test for color blindness (red-green color vision deficiencies). It uses plates with colored dots forming numbers that colorblind people cannot see.