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. 22, 1997
Filed:
Feb. 15, 1996
Applicant:
Inventors:
Tetsuji Emura, Hachioji, JP;
Hiroshi Miyamae, Hachioji, JP;
Assignee:
Konica Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
359820 ; 359819 ;
Abstract
A lens apparatus in which plural lenses, each having a different expansion coefficient to others, are adhered to each other at their lens surfaces and some of the plural lenses, which has a smaller expansion coefficient than other lenses and the number of which is fewer than the total number of the plural lenses, are coupled with a lens barrel so that all of the plural lenses are supported by the lens barrel.