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Real imaging system with reduced ghost imaging

  • US 20030147145A1
  • Filed: 01/24/2003
  • Published: 08/07/2003
  • Est. Priority Date: 04/27/1999
  • Status: Active Grant
First Claim
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1. A real image display system comprising:

  • a) a real imaging system for projecting a real image, said imaging system incorporating curved reflectors, at least one of which comprises an aspheric surface of revolution; and

    b) a circular polarizing window or a neutral density filter window.

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