US Patent 7946493 Wireless bar code transaction device

A cellular camera telephone includes: a photosensor for capturing an image of a target; at least one illumination source for projecting an aiming pattern to a bar code indicia in the target and illuminating the bar code indicia for image capture; a processor for decoding bar code indicia in the image; a button for activating image capture and decoding; a switchable lens assembly comprising a fixed lens and one or more secondary lens for superimposing over the fixed lens to change focal range of the cellular camera.