The device possesses the ergonomic benefits of a a card, yet can scan a wide angle moving beam across an information bearing target in one or two dimensional scan patterns such as lines, rasters or {HEAD ~ other patterns} in {TAIL ~ order} to read information therefrom 
The device possesses the ergonomic benefits of a a card , yet can scan a wide angle moving beam across an information bearing target in one or two dimensional scan patterns such as lines , rasters or { HEAD ~ other patterns } in { TAIL ~ order } to read information therefrom
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