US Patent 6922267 Image display apparatus
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Patent abstract
An image display apparatus has an image display device for displaying an image, an eyepiece optical system, including a holographic magnifying optical element, for magnifying and projecting the image, and a holographic filter, disposed either as part of the image display device or in the optical path between the image display device and the eyepiece optical system, for restricting the wavelength range of the image light.
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Patent Inventor Names
Hiroaki Ueda0
Takeshi Endo0
Tetsuya Noda0
Yasushi Kobayashi0
Yasushi Tanijiri0
Date of Patent
July 26, 2005
0Patent Application Number
101003230
Date Filed
March 18, 2002
0Patent Primary Examiner
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US Patent 6922267 Image display apparatus
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