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:
Jun. 01, 1993
Filed:
Feb. 26, 1992
Applicant:
Inventor:
Yoshiharu Saito, Tokyo, JP;
Assignee:
Olympus Optical Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
359661 ; 359660 ; 359656 ; 359708 ;
Abstract
An abjective lens system for microscopes consisting of a lens component having a convex surface on the image side and arranged on the extremely object side, and at least one lens component arranged on the image side of said lens component and comprising a cemented doublet. Said objective lens system for microscopes has a simple composition, consists of a small number of lens elements, and has favorably corrected spherical aberration, coma, curvature of field, etc.