the goal of this intervention study is to compare prospectively the accuracy of the power calculation between both groups, the intraoperative aberrometry (ORA) vs barrett universal II preoperative calculation (control group) .
Researchers will compare ORA group vs control to see changes in spherical equivalent and uncorrected distance visual acuity
patients with senile cataract, patients undergoing phacoemulsification, complete biometric profile, axial length calculated by interferometer.
glaucoma, uncontrolled diabetic retinopathy, pseudoexfoliation syndrome, aged macular degeneration , dry eye syndrome, other ocular pathologies.