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Beam shaping method and apparatus

  • US 20080137042A1
  • Filed: 11/30/2007
  • Published: 06/12/2008
  • Est. Priority Date: 11/30/2006
  • Status: Abandoned Application
First Claim
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1. A projection arrangement comprising:

  • at least one microdisplay;

    at least one light source; and

    at least one cylindrical optical surface arranged between the at least one light source and the at least one microdisplay, which cylindrical optical surface changes the aspect ratio of the illumination to match to the shape of the microdisplay.

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