Our goal in cataract surgery is to restore vision to our patients and also to tailor the results to their needs.
While some patients would be very happy with a monofocal IOL and a target of great distance vision while using reading glasses for near work, some patients have a strong desire to lessen their dependence on spectacles. The two primary designs for giving patients a wider range of vision without glasses are multifocal IOLs and extended depth of focus (EDOF) IOLs, each having their own benefits and compromises.
Multifocal IOL designs, typically trifocal or bifocal in nature, split the