Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Takashi Takeda0
Taisuke Yamauchi0
Date of Patent
September 1, 2009
Patent Application Number
11490264
Date Filed
July 21, 2006
Patent Primary Examiner
Patent abstract
An image display device includes: a first face; a laser light source device emitting laser light; and a diffractive optical element on which the laser light emitted from the laser light source device is incident, generating diffracted light from the incident laser light, and illuminating the first face with the diffracted light, the first face is provided at a position on which zero-order light emitted from the diffractive optical element is not incident, and an image is displayed by light via the first face.
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