Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yutaka Takahashi0
Hiroshi Nishigaki0
Kenji Nagashima0
Seiji Takemoto0
Date of Patent
November 16, 2010
Patent Application Number
12408305
Date Filed
March 20, 2009
Patent Primary Examiner
Patent abstract
Disclosed is a projection image display apparatus to display an image by projecting a light from a light source to a screen including a scan mirror to scan the light from the light source by vibrating in a sine vibration manner at least in an one-dimensional direction and a correction lens which is disposed between the scan mirror and the screen and which corrects a deflection angle of the light scanned by the scan mirror at least in the one-dimensional direction, and the correction lens carries out a correction so that the larger a scan angle of the scan mirror is, the larger the deflection angle is to be by the correction.
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