Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
November 20, 2007
Patent Application Number
11377110
Date Filed
March 16, 2006
Patent Citations Received
Patent Primary Examiner
Patent abstract
The invention is directed is directed to a projection unit for a head-up display having an image generator, a mirror and a refractive lens which are arranged in a housing one behind the other in the light propagation direction. The beam path is directed to a windshield. Notably the mirror has a concave reflection surface, and the lens has a free-form surface at lease on one of the optically active surfaces (D-U and/or D-O).
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