Therapeutic Areas Therapeutic Areas Surgical Cataract › Vitreoretinal › Visualization › Refractive › Glaucoma › Ocular Health Dry Eye › Contact Lens Contact Lenses › Contact Lens Solutions › Recent Publications Effect of Intraocular Lens (IOL) Centration and Tilt on Visual Performance of a non- diffractive EDOF Intraocular Lenses Rajesh Shetty, MD, IIT Research Insight Video: Effect of Intraocular Lens (IOL) Centration and Tilt on Visual Performance of a non- diffractive EDOF. Learn More Prospective Evaluation of the Barrett True Axial Length Formula for Intraocular Lens Power Calculation Cataract Diagnostics and Equipment H. John Shammas, MD, IIT Research Insight Video: Prospective Evaluation of the Barrett True Axial Length Formula for Intraocular Lens Power Calculation. Learn More Less Discomfort and Less pharmacology: Cataract Surgery at Physiologic IOP Cataract Diagnostics and Equipment Matthew Rauen, MD, IIT Research Insight Video: Less Discomfort and Less pharmacology: Cataract Surgery at Physiologic IOP. Learn More View More © 2025 Alcon Inc. p-MED-GAS-NP-250005