Definitions for "Guard Bars"
Keywords:  ean, upc, scanning, bar, symbol
The bars that are at both ends and center of UPC and EAN symbols. They provide reference points for scanning.
The bars, which are at both ends and center of a UPC and EAN symbol. They provide reference points for scanning.
The bar space patterns at the start, centre and end of EAN and UPC codes. Used as a reference point for the scanning device.