Crystalens¿ Accommodating Posterior Chamber Intraocular Lens, AT-50AO. || Crystalens¿ Accommodating Posterior Chamber Intraocular Lens || PMA No.: P030002. || The Crystalens¿ is intended for primary implantation in the capsular bag of the eye for the visual correction of aphakia secondary to the removal of a cataractous lens in adult patients with and without presbyopia.