Visual Outcome and Visual Quality After Bilateral Implantation of the AcrySof® IQ IOL Compared to MI60® and Tecnis® IOL

Inclusion Criteria: * Male or female subjects, aged 50 and over. * Subjects diagnosed with bilateral cataracts requiring cataract extraction and implantation of a posterior chamber intraocular lens. * Subjects must be willing to undertake the additional ophthalmic tests within 3 months of the second lens implantation. * Subjects must be assessed to be able to dilate to a minimum of 6 mm pre operatively. * Subjects' pupil size must be ≥ 4.5 mm in mesopic conditions. Exclusion Criteria: * Subjects who have previously had corneal surgery. * Subjects who have potential visual acuity which is \< 6/12 due to other ocular pathology * Subjects with corneal pathology. * Subjects with astigmatism of greater than 1D. * Subjects diagnosed with glaucoma. * Subjects diagnosed with diabetes. * Subjects who have previously participated in a clinical investigation within 30 days prior to enrolment * Subjects with a know history of poor compliance * Subjects with planned adjunctive surgery