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 ...

Results from smartphone-based Snellen charts, which are eye charts used to measure visual acuity, are not consistent with results from standard Snellen visual acuity chart tests, according to a study ...

Finely tuned eye movements are instrumental in enhancing visual acuity, according to findings of a study published in Nature Communications. Finely tuned eye movements are instrumental in enhancing ...