Questions tagged [color-blindness]

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7 votes
1 answer
246 views

Are color-blind and blind individuals able to dream in color?

I know that individuals who have color-blindness or complete blindness, are not able to see as vast an array of colors as most. I do understand that they can distinguish shading (dark vs. light), but ...
Butterfly and Bones's user avatar
5 votes
1 answer
165 views

Is it possible to test for anomalous color vision on common screens?

I googled some online tests that should test color vision problems. But then it got to me that any picture is rendered through the same 3 color pixels. Thus it seems - if one perceives the red pixel ...
Džuris's user avatar
  • 201
2 votes
0 answers
26 views

Quantitative retinal mosaic analysis corroborating better scotopic vision in colorblind individuals

According to https://www.sciencedirect.com/science/article/pii/S0042698997003398, color blind individuals have been shown to have an increased ability to see in very low light. Has there been any ...
g491's user avatar
  • 323
2 votes
0 answers
304 views

Is there a colorblindness test for non-verbal children?

The colorblindness tests that I have seen have all relied on getting a verbal answer from the test subject. Examples are "What number do you see in this picture?". Most people can follow a test ...
Liam's user avatar
  • 121
1 vote
0 answers
29 views

Is there any way to help color blind people feel the true color like normal people? [closed]

I am Mild Deutans by taking a color blind test. Deutans is defined by a result as "Deutans are people with deuteranomaly, a type of red-green color blindness in which the green cones do not detect ...
Thach's user avatar
  • 11
1 vote
0 answers
41 views

Child with -22 power, is it equal to blindness?

Doctor have advised -22 power glasses for my 3-year old daughter. Does it equal to blindness? Will she behave like a normal child - play, fight and ask for different things (as children do), identify ...
Syed Ali's user avatar