Best Doctors for Intraocular Implants Surgery in India. Intraocular lens (IOL) is a lens implanted in the eye as part of a treatment for cataracts or myopia. The most common type of IOL is the pseudophakic IOL. the lens inside your eye that has turned out to be shady is extracted and supplanted with an artificial lens (called an intraocular focal point, or IOL) to restore clear vision. Contact us today for more information.