Highly visible markings for contact lenses
AssigneeBausch & Lomb Incorporated
InventorsDonald Morrison, Daniel Abaied
Life of this patent
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Abstract
A method of improving the visibility of indicia marked into an optically clear surface is disclosed comprising marking a pattern of varying depths within the boundaries of the indicia.
Claims19
In a contact lens having at least one identifying indicium, defined by at least one indicium boundary, formed on a surface of the lens, the improvement of which comprises having a pattern of regions of varying depth within said at least one indicium boundary of said at least one identifying indicium.
A method of enhancing the visibility of at least one identifying indicium, defined by at least one indicium boundary, formed on a contact lens surface, the method comprising forming a pattern of regions of varying depth within said at least one boundary of said identifying indicium.
Dependencies are inferred from the claim text.