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:
Dec. 06, 2022
Filed:
Mar. 25, 2020
Applicant:
Carl Zeiss Smt Gmbh, Oberkochen, DE;
Inventor:
Rolf Wartmann, Waake, DE;
Assignee:
Carl Zeiss Microscopy GmbH, Jena, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 21/00 (2006.01); G02B 3/00 (2006.01); G02B 21/02 (2006.01);
U.S. Cl.
CPC ...
G02B 21/006 (2013.01); G02B 3/005 (2013.01); G02B 21/025 (2013.01);
Abstract
An objective for a microscope includes a displaceable lens group for correcting a spherical aberration. The displaceable lens group is designed in so that an offset of same in the direction perpendicular to the optical axis leads to only a small coma.