A visual acuity test is a measure of the sharpness and clarity of one’s vision. He will be asked to read letters on a vision chart which is placed at 6 meters or 20 feet. The last line that can be ...

The FDA announced that it cleared the Visibly Digital Acuity Product, a web-based, self-guided software application for testing visual acuity at home. The technology, which the FDA cleared Aug. 12, is ...

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 ...

Online eyewear and vision care company Visibly announced it had received FDA 510(k) clearance for its at-home vision test. The Visibly Digital Acuity Product uses a touchscreen mobile device, like a ...

Please provide your email address to receive an email when new articles are posted on . The Hadassah Self-Visual Acuity Screener demonstrated high reliability, accuracy and alignment with standard ...

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 ...

Resolving naked-eye double stars presents an unusual visual challenge. To see fine detail, we usually look directly at the object of study so that light falls onto the eye’s fovea centralis — the pit ...

The purpose of this study was to evaluate the discrepancy between the near visual acuity (VA) measurements using the EyeHandBook smartphone application and the ...

July 15, 2009 — Current evidence is insufficient to determine the balance of benefits and harms of visual acuity screening for the improvement of outcomes in older adults, according to a position ...

exam The USPSTF has released a recommendation statement regarding screening for impaired visual acuity in older adults. Current evidence is insufficient to determine the balance of benefits and harms ...