The OCR reading unit attached to a POS terminal is called a
The OCR reading unit attached to a POS terminal is called a Wand
Optical Character Recognition, or OCR, is a technology that enables you to convert different types of documents, such as scanned paper documents, PDF files or images captured by a digital camera into editable and searchable data.
A point of sale terminal (POS terminal) is an electronic device used to process card payments at retail locations. A POS terminal generally does the following: Reads the information off a customer's credit or debit card. Checks whether the funds in a customer's bank account are sufficient.
A retail point of sale system typically includes a cash register (which in recent times comprises a computer, monitor, cash drawer, receipt printer, customer display and a barcode scanner) and the majority of retail POS systems also include a debit/credit card reader.