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 ...

AUCKLAND, New Zealand--(BUSINESS WIRE)--Objective Acuity has reached a significant milestone in its development of the world’s first, objective, visual acuity test. It has successfully concluded proof ...

Please provide your email address to receive an email when new articles are posted on . A trial conducted at the Southern College of Optometry in Memphis showed a strong correlation between threshold ...

Credit: Shutterstock. Individuals can complete the test in approximately 6 minutes, at which point the test results will be made available to an eye care professional. The Food and Drug Administration ...

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 ...