Some areas of AAO.org are temporarily unavailable. We apologize for the inconvenience and are working to restore access.

  •   
    By George Waring, MD, FACS, FRCOphth
    Video Journal of Cataract and Refractive Surgery
    Refractive Mgmt/Intervention

    In this video from Dr. Osher's Video Journal of Cataract and Refractive Surgery, Dr. Waring demonstrates the topographic-guided custom LASIK system from Nidek and the principles behind its custom aspheric treatment zone (CATZ) algorithm.