• US 6,478,453 B2
  • Filed: 01/03/2001
  • Issued: 11/12/2002
  • Est. Priority Date: 01/07/2000
  • Status: Expired due to Term
First Claim
Patent Images

1. A luminaire for projecting an image by means of a light beam, comprising:

  • a housing which accommodates a light source and an optical system for directing the radiation to be generated by the light source along a longitudinal axis, an image-forming surface which is to be placed in the light beam transversely to the longitudinal axis, the light source comprising at least one light-emitting diode, the optical system including a synthetic resin collimating element for collimating the light beam, and the light-emitting diode being mounted on a metal-core printed circuit board.

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