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What Is Considered Legally Blind?

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Quick Answer

If a person has 20/200 vision in his best eye, even after all the corrective measures have been taken, he is considered to be legally blind. Visual acuity of 20/200 indicates that what is visible to the individual at 20 feet can be seen at 200 feet by the average observers.

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According to the Prevention of Blindness Society of Metropolitan Washington, if a person's vision can be corrected to be better than 20/200 in both eyes or if one of this person's eyes has vision better than 20/200, then the person cannot be considered legally blind as per the legal definition. A person suffering from tunnel vision, where he has a visual field of 20 degrees or less, can be considered to be legally blind, too.

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