Patent ID: 7887882

Claim:
A method for producing an ocular device comprising an ultraviolet absorber, wherein the method comprises providing an aqueous composition consisting essentially of from 0.5 percent to 20 percent of a water-soluble ultraviolet absorber selected from the group consisting of benzophenones, benzotriazoles, triazines, substituted acrylonitriles, salicylic acid derivatives, benzoic acid derivatives, cinnamic acid derivatives, chalcone derivatives, dypnone derivatives, crotonic acid derivatives, diphenyl acrylates, and mixtures thereof, from 0.5 percent to 1 percent of a water-soluble antioxidant that is citric acid in the form of lemon juice concentrate, and water, heating the aqueous composition until complete dissolution of all components, applying the aqueous composition onto the ocular device by using a dipping technique.