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2. Barcode reader - Wikipedia

   en.wikipedia.org/wiki/Barcode_reader

   A barcode reader or barcode scanner is an optical scanner that can read printed barcodes and send the data they contain to computer. [1] Like a flatbed scanner , it consists of a light source, a lens, and a light sensor for translating optical impulses into electrical signals.

3. Self-checkout - Wikipedia

   en.wikipedia.org/wiki/Self-checkout

   A self-service checkout at a Tesco store in Poland; a barcode scanner is in the glass below the display screen; a handheld scanner to the left; below this is a flat metal plate on which produce may be weighed; a bank card PIN pad is to the right of the display screen; and to the right is the bagging area

4. Barcode - Wikipedia

   en.wikipedia.org/wiki/Barcode

   The older type is the RS-232 barcode scanner. This type requires special programming for transferring the input data to the application program. Keyboard interface scanners connect to a computer using a PS/2 or AT keyboard–compatible adaptor cable (a "keyboard wedge"). The barcode's data is sent to the computer as if it had been typed on the ...

5. CipherLab - Wikipedia

   en.wikipedia.org/wiki/CipherLab

   CipherLab is a company that designs, manufactures and markets automatic identification and data capture (AIDC) products and systems. The company's mobile computers and barcode scanners are integrated into the networks of government and logistics installations worldwide, as well as grocery, manufacturing, retail, distribution, agricultural and healthcare companies.

6. KarTrak - Wikipedia

   en.wikipedia.org/wiki/KarTrak

   The readers were optical scanners, somewhat like the barcode scanners used for retail store barcode items today. The scanning distances and speeds meant that the processing electronics needed to be state-of-the-art for its day.

7. Barcode Scanner (application) - Wikipedia

   en.wikipedia.org/wiki/Barcode_Scanner_(application)

   The Barcode Scanner can automatically search the Web to identify a product with a barcode and use, for example, price-comparison information between vendors. The application can decode several 2D barcodes including the widely used QR Code and Data Matrix. QR codes are often embedded in websites; Barcode Scanner can open a browser at the encoded ...