New Vision Test Extends Range of Visual Acuity Measurement The Berkeley Rudimentary Vision Test (BRVT), a simplified visual task, is feasible for measuring visual acuity in patients with severe visual ...

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 new study shows potential for eye tests to be conducted easily and affordably using a smartphone app. An app to test eyesight easily and affordably using a smartphone is as accurate as traditional ...

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 ...

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 ...

April 24, 2015 - A simple method of testing "twilight vision" gives reliable results in identifying people who have decreased visual acuity under low light conditions, according to a study in the May ...

The impression exists that picture acuity scores may overestimate function when subjects are switched to letter charts. This has not been systematically investigated. The aims of this study were to ...

A simple method of testing "twilight vision" gives reliable results in identifying people who have decreased visual acuity under low light conditions, according to a study in the May issue of ...

The state of Nevada requires schools to test for visual and hearing problems on multiple occasions during a student's K-12 education, but these are designed to identify the majority of abnormalities ...

Please provide your email address to receive an email when new articles are posted on . Ophthalmologists can usually examine the cornea, lens and vitreous with the slit lamp to learn if there is ...

Visual acuity is a measure of how small a detail that is visible can be, and still be identified by a person. The most common way of testing vision is to use an eye chart, (the kind that you see in an ...

A simple method of testing "twilight vision" gives reliable results in identifying people who have decreased visual acuity under low light conditions, according to a study. Using filters to test at a ...