"This study aimed to evaluate the equivalence of a smartphone-based visual acuity chart with a standard 6-m Snellen visual acuity (6SVA) chart." Researchers first reviewed Snellen chart apps that were ...

Please provide your email address to receive an email when new articles are posted on . The Hadassah Self-Visual Acuity Screener demonstrated high reliability, accuracy and alignment with standard ...

Study results, published in JAMA Ophthalmology, showed the Home Acuity Test can be used to measure visual acuity by telephone for a wide range of outpatients with diverse conditions under the care of ...

Acuity of vision is a term used to describe the clearness or sharpness of your vision when measured at a distance of 20 feet. ‌ Visual acuity is the most common clinical measurement of how your eyes ...

Three visual acuity tests taken at home produce results comparable to those achieved with standard tests taken in the office, researchers say. All the tests are free. Two measure near vision, and the ...