A visual acuity test is an eye exam that checks how well you see the details of a letter or symbol from a specific distance. Visual acuity refers to your ability to discern the shapes and details of ...

Please provide your email address to receive an email when new articles are posted on . A new pediatric eye chart successfully measured visual acuity in patients aged 6 to 16 years with vision ranging ...

"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 ...

Posts from this topic will be added to your daily email digest and your homepage feed. That familiar eyesight chart revolutionized vision testing, and we went to ridiculous lengths to test it out That ...

Please provide your email address to receive an email when new articles are posted on . Perceptual learning significantly improved spectacle-corrected distance visual acuity. Patients assigned to ...

Impaired vision and blindness are common. About 3.4 million people in the US are blind or visually impaired. Vision is usually measured by visual acuity charts, and normal vision is expressed as 20/20 ...

A noninterventional study found that chart-based assessments of visual function had adequate repeatability but were limited in discriminating between no age-related macular degeneration (AMD) and ...

Belmonte Middle School now has its own vision machine for students thanks to the generosity of Pearle Vision. Carmine Mazzarella, an optician and owner of the Saugus Pearle Vision, recently dropped by ...