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:
Jul. 28, 1998
Filed:
Jul. 01, 1996
Applicant:
Inventors:
Naoki Kawamoto, Tokyo, JP;
Masanori Kojima, Tokyo, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F / ;
U.S. Cl.
CPC ...
349-8 ;
Abstract
On the incident sides of the blue light modulating liquid crystal panel and the green light modulating liquid crystal panel, condenser lenses whose outer diameter is equal to or more than that of the two liquid crystal panels are disposed respectively. No condenser lens is disposed on the incident side of the red light modulating liquid crystal panel. The focal length f of the two condenser lenses is preferably set to be a value of