The group's principal activities are to develop, manufacture and sell ophthalmic lasers and related products primarily for the use in photoefractive keratectomy and laser in-situkeratomileusis procedures. The group's optivision product is sold for laser presbyopia reversal for clinical trials and other ophthalmic applications including incision, excision and vaporization of eye tissue. The products of the group are used in various medical and industrial applications.