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 ...

We were unable to process your request. Please try again later. If you continue to have this issue please contact customerservice@slackinc.com. Improvements in stereoacuity and binocular visual acuity ...

Children with amblyopia who used the AmblyoPlay app 5 days a week for 6 months had significant improvements in visual acuity, ...

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 ...

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 ...

What Is a Dominant Eye (Ocular Dominance)? A dominant eye is the eye your brain “favors.” Just like you rely on one hand more than the other, your brain relies on one eye more than the other. When you ...

The Light Adjustable Lens (LAL) enables rapid achievement of excellent visual acuity, often reaching 20/25 or 20/20 on the first postoperative day. Patient selection is crucial; detail-oriented ...

Poor visual acuity, defined as difficulty discerning letters or numbers at a given distance, is associated with depression in middle-aged and older individuals, new research suggests. After multiple ...