Method of printing soft contact lenses

G - Physics – 02 – C

Patent

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G02C 7/04 (2006.01) B29D 11/00 (2006.01) G02B 1/04 (2006.01) G02C 7/02 (2006.01)

Patent

CA 1091507

METHOD OF PRINTING SOFT CONTACT LENSES ABSTRACT OF THE DISCLOSURE 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.

312884

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