A type of handheld scanner that reads the barcode of a product

1.	A type of handheld scanner that reads the barcode of a product
Answer» barcode reader (or barcode scanner) is an optical scanner that can read printed barcodes, decode the data contained in the barcode and send the data to a computer. Like a flatbed scanner, it CONSISTS of a LIGHT SOURCE, a lens and a light sensor translating for optical IMPULSES into electrical signals.

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