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 ...

For the first time, researchers decipher the retina’s neural code for brain communication to create novel, more effective prosthetic retinal device for blindness. Two researchers at Weill Cornell ...

Kash was diagnosed with congenital cataracts at one month old. After having cataract surgery with Anne Marie Arciniegas-Bernal, M.D., at the University of Alabama at Birmingham Callahan Eye Hospital, ...

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 ...

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 ...

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 ...

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 ...