AMO's Tecnis™ Multifocal Intraocular Lenses (Tecnis MF), Alcon's ReStor Multifocal IOL

Exclusion Criteria

• •Use of systemic or ocular medications that may affect vision
• •Uncontrolled systemic or ocular disease
• •History of ocular trauma
• •History of intraocular, extraocular Muscle, or corneal surgery (including laser vision correction)
• •Amblyopia or strabismus
• •Known pathology that may affect visual acuity; particularly retinal changes that affect vision (macular degeneration, cystoid macular edema, proliferative diabetic retinopathy, etc.)
• •Diagnosed degenerative visual disorders (e.g. macular degeneration, or other retinal disorders) that are predicted to cause future acuity losses to a level of 20/25 or worse
• •Subjects who may be expected to require retinal laser treatment or other surgical intervention (i.e patients with diabetic retinopathy)
• •Capsule or zonular abnormalities that may affect postoperative centration or tilt of the lens (e.g. pseudoexfoliation syndrome)
• •Contact lens usage within 2 months for PMMA contacts lenses, 2 weeks for gas permeable lenses or 3 days for extended-wear and daily-wear soft contact lenses