About Suitability

Common Questions About Suitability What is 20/20 or 6/6 vision? In the most common visual acuity test, an optometrist begins by placing an eye chart at a standard distance of twenty feet, or six metres away from you, depending on the customary unit of measure. At this distance, the symbols on the line representing “normal” acuity on the eye chart, designated 20/20, is the smallest line that a person with normal acuity can read at a distance of twenty feet….