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:
May. 08, 2007
Filed:
Aug. 15, 2003
Applicants:
Kiyoshi Morita, Tokyo, JP;
Tetsuo Takano, Tokyo, JP;
Yoshiatsu Yokoo, Saitama, JP;
Inventors:
Assignee:
Hoya Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 6/26 (2006.01); G02B 6/42 (2006.01);
U.S. Cl.
CPC ...
Abstract
A collimatorfor an input light, a collimatorfor an output light, a collimatorfor a branched light, a collimatorfor an inserted light and a wavelength selecting filterare provided on a common substrate, and mirrorstofor correcting an optical path or prisms XXXX to XXXX capable of producing the same advantages are provided on the optical paths between the collimatorstoand the wavelength selecting filterrespectively. By adjusting the mirrors or prisms, the shift of the optical axis between the collimators is corrected.