iTrace is a diagnostic equipment to determine the different aberrations in your eye using ray trace technology which is superior to wavefront analysis. It quantifies the different aberrations in your eye like aberrations in cornea , lens etc.  It also gives you an insight on The outcome of wavefront guided LASIK.  Hence a surgeon can suggest if you require wavefront guided LASIK or not. Dr. Atheeshwar Das Medicare Laser Vision Centre Chennai

Yes, it analyses the higher order aberrations in the eye so that the lasik can treat these as well to give you even. Enter vision after surgery . Maskati eye clinic, Charni Rd mumbai