Patent ID: 7330579

Claim:
A method for inspecting ophthalmic parts comprising colorants the method comprising the steps of: a) capturing an image of said ophthalmic part comprising at least one colorant wherein said image comprises an array of pixels and said at least one colorant is present in a portion of said image; b) locating a reference means in said image of said ophthalmic part and finding the center of said reference means; c) locating at least one first pixel area in the portion of said image of said ophthalmic part comprising said at least one colorant; d) comparing the location of said at least one first pixel area to the location of a first pixel standard to determine the location of said colorant center; and comparing the location of the center of said reference means to the location of said colorant center to determine if said at least one colorant is properly located on said ophthalmic part.