When receiving the results of a school eye exam, many parents likely feel anxious when they see a note saying "uncorrected ...

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 ...

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 ...

At ESCRS 2026, Jascha Wendelstein, MD, noted standard ETDRS visual acuity testing misses functional differences between ...

What is the farthest a human can see? What is the best recorded visual acuity? How far is the horizon? I am often asked these questions by clinicians and non-ophthalmologists and thought many of you ...

My graphic design students love to design posters using the classic eye chart composition, and they frequently ask “What typeface should I use for this?” Not having a definitive answer has always been ...