Ray Ban Night Vision Driving Glasses

In most cases the improved vision LASIK surgery provides is permanent. But in a limited number of cases — usually due to changes that can occur in the lens inside the eye, with or without LASIK surgery — some nearsightedness, farsightedness and/or astigmatism can return over time, causing blurry vision.

, bifocal or progressive lenses.. If you are thinking about purchasing new eyeglasses, here are lens coatings and treatments you should consider.. What are anti-reflective coatings? Anti-reflective coating (also called AR coating or anti-glare coating) is a microscopically thin multilayer coating that eliminates reflections from the front and back surface of eyeglass lenses.

document.write ('');