|Presented here in black and white so that even |
the fully colorblind get a sense of how the
test works. Look for the number represented
by dots of a different color.
Ishihara TestThe Ishihara Color Test is an example of a color perception test for red-green color deficiencies. It was named after its designer, Dr.cShinobu Ishihara, a professor at the University of Tokyo, who first published his tests in 1917.
What numbers do you see revealed in the patterns of dots below?
Results For Ishihara Test(above)
Normal Color Vision
Red-Green Color Blind