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 ...

"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 ...

Inuit in northern Quebec are now able to take vision tests using the Inuktitut writing system, after two Montreal doctors developed eye exam charts in syllabics. Christian El-Hadad, a McGill ...