Which semiconductor device is used in bar code reader?

Bar code scanner and method with magnetic and optical readers which technology is particularly used in barcode wand reader and barcode slot reader READER SERVICE CARD Labeling Software For Dot Matrix or LaserJet Bar Code Readers for PC, XT, AT, PS2, Mac and RS-232 Tenninals Portable Bar Code Readers which slot machines have the best odds in las vegas 36) Which device includes fax features? Scanner MFD Printer ; 37) Which technology is particularly used in barcode wand reader and barcode slot reader? Camera

which slot machines pay the best at casinos A basic bar code reader consists of a decoder and a scanner, The basic