Cataract surgery is one of the oldest surgical procedures ... The initial attempts involved the creation of multifocal lenses that have concentric rings of different optical strengths so that ...
In cataract surgery, doctors remove a clouded natural ... to change focus from near to far. The second type, multifocal intraocular lens, uses a new type of refractive technology to provide ...
A cataract is a clouding of the lens in the eye. Cataracts typically grow slowly, causing decreased vision and also glare at night. While cataracts can affect people of all ages, they primarily affect ...