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US 9,195,072 B2Granted
Contact lenses with embedded labels
AssigneeJohnson & Johnson Vision Care, Inc.
InventorsNelson Tabirian, Rafael Vergara Toloza, Russell Spaulding
Life of this patent
Estimating the term…
Abstract
An ophthalmic lens incorporating clearly identifiable, highly visible embedded labels that are not visible to the wearer or others when placed on the eye may be utilized to allow an individual to easily distinguish between the normal state of the lens and the inverted state of the lens as well as serve any number of functions, including acting as a brand label, a prescription label or as a cosmetic enhancer. The embedded label comprises holographic recordings revealed only in transmitted light.
Claims8
An ophthalmic lens with embedded label, the ophthalmic lens comprising:
- a contact lens;
- and
- one or more embedded structures that are sensitive to the direction of incident light incorporated into the contact lens, the one or more embedded structures comprising diffractive gratings.
Dependencies are inferred from the claim text.