| http://www.w3.org/ns/prov#value | - For example, if a conventional barcode 100 is scanned, the ???dark??? lines and ???light??? spaces will reflect light differently and allow the laser system 220 to ???read??? and identify the barcode 100. [0035] When the display device is an LCD or other polarized display, laser and other types of scanning methodologies may be more complicated.
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