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. 15, 2008
Filed:
Aug. 12, 2004
Kazunari Hanano, Hachioji, JP;
Kazunari Hanano, Hachioji, JP;
Olympus Corporation, Tokyo, JP;
Abstract
An optical device which leads light beams emitted by a light source to a predetermined illumination area comprises first and second light leading members. The first light leading member includes a first incident surface configured to be entered the light beams emitted by the light source and a first outgoing radiation surface configured to emit the light beams. The second light leading member includes a second incident surface configured to be entered the light beams emitted from the first outgoing radiation surface of the first light leading member and a second outgoing radiation surface configured to emit the light beams. The first outgoing radiation surface has a shape different from that of the first incident surface. The second outgoing radiation surface has a shape different from that of the second incident surface.