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:
Aug. 12, 2008
Filed:
Aug. 04, 2005
Applicants:
Noriyuki Iyama, Hachioji, JP;
Kazuyuki Hosokawa, Hino, JP;
Ken Kawamata, Tachikawa, JP;
Nobuyoshi Toyohara, Sagamihara, JP;
Joji Sakamoto, Hachioji, JP;
Inventors:
Noriyuki Iyama, Hachioji, JP;
Kazuyuki Hosokawa, Hino, JP;
Ken Kawamata, Tachikawa, JP;
Nobuyoshi Toyohara, Sagamihara, JP;
Joji Sakamoto, Hachioji, JP;
Assignee:
Olympus Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 15/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
An optical system includes a plurality of optical elements having finite refractive power and an electronic imaging device disposed at an image side of the optical system. At least one of the plurality of optical elements is made of resin, and an infrared-cut coating is applied to at least one face of the optical element that is made of resin.