A person with total blindness wont be able to see anything. But a person with low vision may be able to see not only light, but colors and shapes too. However, they may have trouble reading street signs, recognizing faces, or matching colors to each other.
Do blind men see black?
Just as blind people do not sense the color black, we do not sense anything at all in place of our lack of sensations for magnetic fields or ultraviolet light. We dont know what were missing. To try to understand what it might be like to be blind, think about how it “looks” behind your head.
Does a blind person know what they look like?
“Essentially, the question is, how do we know what we know?” While some previous research has shown that blind people do have knowledge of things like light and color, researchers still have little understanding of what blind people know about appearance and how they learn such information.
What happens when a blind person sees for the first time?
Sinha believes these first moments for the newly sighted are blurry, incoherent, and saturated by brightness—like walking into daylight with dilated pupils—and swirls of colors that do not make sense as shapes or faces or any kind of object.
Has anyone been cured blindness?
While there is no cure for blindness and macular degeneration, scientists have accelerated the process to find a cure by visualizing the inner workings of the eye and its diseases at the cellular level.
Is it harder to be deaf or blind?
The problems of deafness are deeper and more complex, if not more important, than those of blindness. Deafness is a much worse misfortune. For it means the loss of the most vital stimulus--the sound of the voice that brings language, sets thoughts astir and keeps us in the intellectual company of man.