Intraocular surgery is performed to replace the existing crystalline lens because it has been clouded over by a cataract, or as a form of refractive surgery to change the eye's optical power. Although most of intraocular lens fitted during the surgery are monofocal lenses matched to distance vision, multifocal intraocular lenses which provide the patient with multiple-focused vision at fat and reading distance, and adaptive intraocular lenses which provide the patient with limited visual accommodation are also available. 

• Implantable Contact Lens - ICL
It is designed to be able to be inseted into the eye, between the eye lens and the iris, preserving the cornea and eye lens. It corrects refraction abnormally with minute damage to eye tissues, and is suitable for correcting the highest myopia which cannot be corrected with LASIK and more than a -10 diopter.

• Artisan Lens
A kind of ICL lens, designed after the claws of a lobster, eye correction surgery by fixing the lens to the iris of the eye, which works as an iris diaphragm.

• Arti-Flex
Final evolution form of ARTISAN, compementing the disadvantages of ARTISAN surgery, that with small incision(3.2mm), lessening poissibility of lead to astigmatism and damage to cornea, quick recovery and better correction like ICL.