While it was the most deadly earthquake and the fifth deadliest natural disaster in history, there have been earthquakes with higher magnitudes. Aftershocks continued several times a month for half a year.
What eye prescription is considered legally blind? A: In order to be considered legally blind, a person must have a score of no better than 20/200 on a vision test while wearing corrective lenses, according to WebMD. The test may also be administered with a restricted field of vision, but the results must be the same. Continue Reading.
To be considered legally blind means to meet certain criteria as set forth by laws in regards to a personâs vision.In the United States, the definition for legally blind was adopted in 1934 as set forth by the American Medical Association.n example could be that a person under the provisions of being legally blind must stand within 20 feet in order to seen an object that a person with perfect 20/20 vision can see from a distance of 200 feet.