METHOD OF PRINTING SOFT CONTACT LENSES

摘要

METHOD OF PRINTING SOFT CONTACT LENSES A method is provided for distinctly and durably printing minute letters or symbols necessary to represent characteristics of a soft contact lens on a selected marginal area of surface of the soft contact lens which comprises stamping letters or/and symbols on the surface of a soft contact lens by the use of an aqueous solution or paste of a light sensitive coloring composition which is hardened by the application of ultraviolet rays and then applying ultraviolet ray to the stamped surface of the soft contact lens.