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:
Jan. 17, 2006
Filed:
Jan. 29, 2004
Toshiyuki Nagaoka, Akishima, JP;
Toshiyuki Nagaoka, Akishima, JP;
Olympus Corporation, Tokyo, JP;
Abstract
An image display elementand an observation optical systemwhich forms an exit pupilfor observation of an image displayed on the image display element are included, wherein the observation optical systemhas at least one surfacethat has a lens function, and the following condition (1) is satisfied:0.1<<5  (1)where P is a pixel pitch (in μm) of the image display element, PD is a diameter (in mm) of the exit pupil, and ZD is a distance (in mm) from the display surface of the image display element to the first surface having a lens function. Whereby, weight reduction is achieved while good image quality is maintained regarding an image display apparatus that is used for magnifying observation of an image on a display element.