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Photonics Buyers' Guide / Bar-Code Readers
Glossary
  • bar-code scanner An optical scanning device designed to read information printed in the form of bars of different size by detection and processing of the varying reflectivity of light in the bar code.
  • optical bar-code reader A device that reads and converts coded information from particular documents that are in the form of printed images and text into digital information that can be edited, transmitted, and then stored at the rate of hundreds of characters per second....
bar codebarcode readersscannerssensorsvarying reflectivity of lightlaserssensors & detectorscharacter verificationcharacter recognitionimage acquisition
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