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, 1987
Filed:
Mar. 04, 1985
Applicant:
Inventors:
Assignee:
Olympus Optical Co., Ltd., , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
350414 ;
Abstract
An objective lens for a microscope includes a plane parallel plate detachably mounted on a lens barrel so as to be interposed between an object being observed and a front lens as a result of this arrangement, correction is made for a change in aberrations which results from a variation in the thickness of a cover glass.