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 ...

Smartphone-based Snellen visual acuity charts has become popularized; however, their accuracy has not been established. This study aimed to evaluate the equivalence of a smartphone-based visual acuity ...

A new study shows potential for eye tests to be conducted easily and affordably using a smartphone app. An app to test eyesight easily and affordably using a smartphone is as accurate as traditional ...

An app to test eyesight easily and affordably using a smartphone is as accurate as traditional charts, according to a study published today. Peek (the Portable Eye Examination Kit) is a unique ...