BARCODE SCANNER
A barcode reader (or barcode scanner) is an electronic device that can read and output printed barcodes to a computer.Like a flatbed scanner, it consists of a light source, a lens and a light sensor translating optical impulses into electrical ones.
Courtesy : http://en.wikipedia.org/wiki/Barcode_reader
A barcode reader (or barcode scanner) is an electronic device that can read and output printed barcodes to a computer.Like a flatbed scanner, it consists of a light source, a lens and a light sensor translating optical impulses into electrical ones.
Courtesy : http://en.wikipedia.org/wiki/Barcode_reader