Blindness and vision impairment

Jennifer E. Engen

Definitions The International Classification of Diseases 11 (2018) classifies vision impairment into two groups, distance and near presenting vision impairment. Distance vision impairment: Mild –visual acuity worse than 6/12 to 6/18 Moderate –visual acuity worse than 6/18 to 6/60 Severe –visual acuity worse than 6/60 to 3/60 Blindness –visual acuity […]