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How does a scanner work?

  1. Jun 12, 2003 #1
    How does a scanner work?
     
  2. jcsd
  3. Jun 13, 2003 #2

    drag

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    What type of scanner ? :wink:
     
  4. Jun 13, 2003 #3

    FZ+

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    A scanner typically shines a very bright light at whatever you are scanning, and detects the reflected light with an array of light sensors like CCDs (Charged Coupled Device, like those found in a digital camera), converting them into electrical signals.
     
  5. Mar 27, 2007 #4
    Thanks for this article
     
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