Intraoperative Aberrometry vs Conventional Intraocular Lens Calculation, a Prospective Study.

Studies have described a small difference between ORA (intraoperative aberrometer) and preoperative calculation with latest generation formulas ( Barrett Universal II ), the investigators intend to compare both groups prospectively, during the process randomization and blinding of the participants will be made. The investigators will report spherical equivalent and uncorrected distance visual acuity values at 90 days of the postoperative period.