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Reflection unit having a mirror array, and projection display system employing the same

  • US 20050286025A1
  • Filed: 05/03/2005
  • Published: 12/29/2005
  • Est. Priority Date: 06/28/2004
  • Status: Active Grant
First Claim
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1. A projection display system, comprising:

  • a screen;

    an illumination projecting system to form an image using light radiated by a light source, to magnify the image, and to project the image along a rear side of the screen; and

    a reflection unit having an array of unit mirrors to reflect the image received from the illumination projecting system to the screen, each of the unit mirrors having a first sloped reflection surface and a second reflection surface adjacent to the first reflection surface having a predetermined angle therebetween.

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