Patent ID: 8693064
Filing Date: 2014-04-08
Classification: B41J,B41M,B43L,G03G

Abstract:
1. A method for removing a printed image comprising: (a) optically scanning a media having a printed image thereon to map a plurality of image pixel locations of the printed image as a set of electronic image data; (b) producing a set of scan line image data from the set of electronic image data; (c) conducting one or more optical ablations on the plurality of image pixel locations on the media according to the set of scan line image data to remove the printed image from the media; and (d) controlling an optical power, an optical spot size, an optical spot shape of the one or more optical ablations to remove the printed image from the media, wherein the optical power ranges from about 0.1 mJoule/pulse to about 0.7 mJoule/pulse, a diameter of the optical spot ranges from about 120 μm to about 180 μm, or the optical spot shape comprises a circle, an oval, and a combination thereof.