In the specialized fields of ophthalmologyand optometry, doctors measure sight by having you focus on a central point while keeping your head still. You’ll also be able to see above and below the ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Part I – includes separate tests on ...

This visual illusion challenges how the brain interprets color and contrast. What appears obvious at first quickly becomes ...

Please provide your email address to receive an email when new articles are posted on . Mobile apps can successfully mimic paper-based visual function tests, results showed. Such apps may expand ...