Cataract surgery involves removing the body’s natural crystalline lens and inserting an artificial lens. In the vast majority of cases a single vision lens is inserted with the aim of providing clear vision without glasses in the distance. May 29, 2008 · “Intraocular lenses can be placed in the lens capsule inside the eye after removal of the cataract. This lens allows images to focus on the retina and the patient has pre-cataract vision restored.” Dziezyc says that eyeglasses aren’t an option for pets and without intraocular lenses, images will not be completely in focus. About Pet Talk Cataract Lenses Covered By Medicare So for anybody who is overweight, inactive or perhaps a person, change your life-style and you'll certainly not only analyze a big difference in how you look and feel yet you will save money on insurance costs too.