Evaluating the Need for the Pseudophakic Intraoperative Abberrometry in Toric IOL Implantation

Inclusion Criteria: * willing and able to understand and sign an informed consent * willing and able to attend all study visits * presenting for uncomplicated bilateral cataract surgery and have an interest in a toric iol * have good ocular health, with no pathology that compromises visual acuity (outside of residual refractive error) * have visually significant cataracts * have regular corneal astigmatism of 1.0D to 5.0D in both eyes with a difference between eyes of 1.0D or less * have potential post operative acuity of 20/25 or better Exclusion Criteria: * corneal pathology * amblyopia * prior corneal refractive surgery or other refractive surgery * previous anterior or posterior chamber surgery that the investigator feels may compromise visual outcomes * Diabetic retinopathy if the investigator feels this will compromise visual outcomes * macular degeneration * history of retinal detachment * irregular astigmatism or keratoconus * strabismus * if in the surgeon's opinion the subject is not an appropriate candidate for iol implantation * subjects who have an acute or chronic disease or illness that would confound the results of this investigation