Effect of the equivalent refractive index on intraocular lens power prediction with ray tracing after myopic laser in situ keratomileusis

Dr. Canovas, Mr. van der Mooren, Dr. Piers, and Dr. Artal hold a provisional patent application on the ray-tracing procedure. Dr. Canovas, Mr. van der Mooren, Dr. Rosén, and Dr. Piers are employees of AMO Groningen B.V. Dr. Koch is a consultant to Abbott Medical Optics, Inc., and Alcon Laboratories, Inc. No other author has a financial or proprietary interest in any material or method mentioned.