People with central vision loss can judge the motion of vehicles almost as accurately as people with normal vision, a new ...

Scientists are making dramatic strides toward a goal that once seemed almost unimaginable: Restoring limited vision to people affected by a previously irreversible form of blindness caused by an ...

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 ...

Jimmy Abegg still remembers the time he almost brushed his teeth with hemorrhoid cream instead of toothpaste. The musician, painter and photographer had recently been diagnosed with macular ...

A 26-year-old female nursing school graduate was referred to the New England Eye Center for decreased vision in both eyes with a normal fundus exam. One month before referral, she noted gradually ...

Elon Musk's ambitious eye implants that "ultimately may exceed normal human vision" are unlikely to reach this lofty benchmark, according to scientists who have used 'virtual patients' to expose the ...

It’s often called the optic that best approximates human vision, but approximation is relative. An Object Lesson. But the concept of “normal vision,” let alone the 50-mm lens’s ability to reproduce it ...

Side-by-side images show a 45,000-pixel rendering of a cat image at left, and a simulation representing an image rendered by 45,000 electrodes in a brain implant at right. (Credit: Ione Fine / ...

Glaucoma is a disease that damages the optic nerve, which connects your eye to your brain so you can see. The condition usually is due to your eye pressure being too high. But the "normal-tension" ...