A smartphone-based test for visual acuity is as accurate and repeatable as currently available standard visual acuity tests, according to a new study published online May 28 in JAMA Ophthalmology. The ...

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 ...

A smartphone app was found to be useful and reliable by clinicians when testing vision for children during the COVID-19 pandemic. Assessing vision was found to be easy by families and reliable by ...

Please provide your email address to receive an email when new articles are posted on . “We are excited to be developing a simple test that clinicians can use to estimate the level of vision in ...

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 ...

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 ...

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 ...