CRT & iSee
In 2002 the CRT lenses by Paragon was the first lens to get FDA approval for overnight therapy Dr. Luxenburg in 2002 was among the first doctors to be certified to treat patients with this lens and has been doing so allowing his patients to be free of day time contact lenses or glasses. The CRT lens uses a unique highly oxygen permeable material to allow for safe and comfortable overnight wear ECT
iSEE lenses by Gas Perm Specialist is another entry into the Ortho-K line of lenses that Dr. Luxenburg uses . The iSEE ortho-K lenses is another unique highly oxygen permeable lens that comes in a broad range of parameter allowing a customization of the Ortho-K treatment something that Dr.Luxenburg values greatly.