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LIGHTGUIDES HAVING CURVED LIGHT INJECTORS

  • US 20080260329A1
  • Filed: 04/20/2007
  • Published: 10/23/2008
  • Est. Priority Date: 04/20/2007
  • Status: Abandoned Application
First Claim
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1. An optical system, comprising:

  • a lightguide having a confinement direction;

    a first light source disposed proximate a periphery of the lightguide, light from the first light source being directed substantially around an emission axis, the emission axis being perpendicular to the confinement direction; and

    a first light injector disposed to couple light from the first light source into the lightguide, the first light injector having a surface formed with a confinement curve for confining light in the confinement direction, and being disposed at one of a recess on the periphery of the lightguide and a cut corner of the lightguide.

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