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, 2003
Filed:
Aug. 02, 2001
Applicant:
Inventors:
Kunitaka Furuichi, Tokyo, JP;
Jun Ogawa, Tokyo, JP;
Assignee:
NEC Viewtechnology, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 2/114 ; G03B 2/122 ;
U.S. Cl.
CPC ...
G03B 2/114 ; G03B 2/122 ;
Abstract
All of optical elements constituting a projecting optical system are reflection mirrors to The reflection mirrors to are arranged in a plate-shaped support member with a relative positional relation between the reflection mirrors being fixed. A position of the whole projecting optical system with respect to an image-forming component is adjust by moving the support member