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REAR PROJECTION SYSTEM AND REAR PROJECTION SCREEN

  • US 20110102688A1
  • Filed: 06/04/2009
  • Published: 05/05/2011
  • Est. Priority Date: 06/11/2008
  • Status: Abandoned Application
First Claim
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1. A rear projection system comprisinga projector (18), anda projection screen (16) being switchable between a transparent mode and a diffractive mode,wherein the projector (18) is located with respect to the projection screen (16) such that light from the projector (18) is incident at an inclined angle at the rear side of the projection screen (16), the projection screen (16) is adapted to deflect in its diffractive mode the incident light into a limited angular range with respect to the front surface normal of the projection screen (16).

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