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Optical Scanners
Terms
  • scanner 1. A device used to trace out an object and build up an image. One of the most common of these types is video scanning. The scanning takes place inside the television tube as electrons, guided by electron optics, sweep linearly across a tube face...
  • optical Pertaining to optics and the phenomena of light.
  • 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....
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