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 ...

Assessment of visual acuity (VA) has been shown to vary between tests, which may be attributable in part to test inaccuracies, such as a change in the distance between the chart and subject. Therefore ...

"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 ...

Study results, published in JAMA Ophthalmology, showed the Home Acuity Test can be used to measure visual acuity by telephone for a wide range of outpatients with diverse conditions under the care of ...

An iPad^® application has been developed that can help physicians screen for Parkinson's Disease, report researchers. Patients with Parkinson's disease (PD) often have difficulties with ...

Please provide your email address to receive an email when new articles are posted on . The Hadassah Self-Visual Acuity Screener demonstrated high reliability, accuracy and alignment with standard ...

Researchers developed regression formulas that may be clinically beneficial for estimating visual prognosis after astigmatic correction and determining the surgical indication of astigmatic correction ...