The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 05, 2013
Filed:
Dec. 12, 2008
Kazutaka Inoguchi, Kawasaki, JP;
Masakazu Tohara, Kawasaki, JP;
Shoichi Yamazaki, Yokohama, JP;
Kenichi Saito, Yokohama, JP;
Motomi Tsuyuki, Kawasaki, JP;
Kazutaka Inoguchi, Kawasaki, JP;
Masakazu Tohara, Kawasaki, JP;
Shoichi Yamazaki, Yokohama, JP;
Kenichi Saito, Yokohama, JP;
Motomi Tsuyuki, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image display apparatus includes plural image forming devices and an observation optical system that includes at least a first optical system configured to fold in a first section a luminous flux from a first image forming device by using a plurality of reflective surfaces and to guide the luminous flux from the first image forming device to the exit pupil, and a second optical system configured to fold in a second section a luminous flux from a second image forming device by using a plurality of reflective surfaces and to guide the luminous flux from the second image forming device to the exit pupil, wherein the first section intersects the second section on an axis that directs from one point in the exit pupil to one point in the observation field.