Visual Acuity and Visual Acuity Tests - All About Vision
https://www.allaboutvision.com/eye-care/eye-exams/visual-acuity/
webJul 20, 2021 · High contrast figures (for example, black letters on a white chart) are used in visual acuity tests. Visual acuity tests provide information about how clearly a person is seeing. For example, the ability to see street signs, the front of a classroom or words in a book depends on good visual acuity. What are common distance visual acuity tests?
DA: 31 PA: 7 MOZ Rank: 20