Dr. Gaster was voted by his peers in 2017 to "Best Doctors in America," "Top Doctors of Orange County," and "Southern California Superdoctors" and is an innovator in Laser Vision Correction surgery, having been a Principal Investigator at the Beckman Laser Institute. He was one of the first doctors in the U.S. to perform femtosecond laser-assisted corneal transplants and does cataract surgery with premium IOLs and the femtosecond laser, and LASIK procedures with the femtosecond laser (all-laser LASIK), a state-of-the-art technology. Dr. Gaster is also on the cutting edge of new developments in eye disease and surgery, performing corneal cross-linking (CXL) and Intacs for progressive keratoconus and ectasia. For pterygium surgery, he uses amniotic membrane grafts and fibrin glue. He also treats dry eye disease with new methods, including IPL. His passion is his patients' 20/20 sight.