Eye surgery

Eye surgery

Contributors in Eye surgery

Eye surgery

Any surgical procedure which permanently alters the focusing power of the eye in order to change refractive errors. Refractive surgery may include corneal surgery such as Lasik, LASEK, PRK, Intacs, ...

Legal blindness

Eyewear; Optometry

In the U.S., (1) Visual acuity of 20/200 or worse in the better eye with corrective lenses. (2) Visual field restricted to 20 degrees diameter or less (tunnel vision) in the better eye. Note these ...

Regression

Eyewear; Optometry

A return by the cornea toward the original refractive state. See Regression Details

Lens

Eyewear; Optometry

A transparent double convex (outward curve on both sides) structure between the iris and the vitreous humor. Two structures of the eye focus light onto the retina. The first is the cornea or front ...