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:
Mar. 04, 2008
Filed:
Sep. 09, 2004
Applicants:
Yaakov Amitai, Rehovot, IL;
Jonathan Gelberg, Ra'anana, IL;
Inventors:
Yaakov Amitai, Rehovot, IL;
Jonathan Gelberg, Ra'anana, IL;
Assignee:
Lumas Ltd., Rehovot, IL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/14 (2006.01); G09G 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
There is provided an optical device, comprising a display source; a light-diffuser; an imaging optical module, and an output aperture from the optical device characterized in that the light diffuser is an angular, non-uniform diffuser of light for increasing a portion of light emerging from the display source that passes through the output aperture. A method for improving the brightness of an optical display is also provided.