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 ...

In clinical practice, the use of both conventional Snellen and ETDRS LogMAR visual acuity charts are common. The ETDRS chart is more commonly used in big studies since its design is standardised to ...

Visual acuity (VA) represents a fundamental measure of visual function. The significant prevalence of underdiagnosed ocular disorders underscores the importance of effective VA assessment. This study ...

It's been around for more than a century, yet it's always been incomplete--until now. Wanted: An Eyesight Chart That’s Also A Mid-Century Design Quiz ...