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:
May. 08, 2018
Filed:
Feb. 18, 2014
Applicant:
Carl Zeiss Microscopy Gmbh, Jena, DE;
Inventor:
Marco Pretorius, Oberkochen, DE;
Assignee:
Carl Zeiss Microscopy GMBH, Jena, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 27/00 (2006.01); G02B 5/00 (2006.01); G02B 13/00 (2006.01); G02B 13/18 (2006.01); G02B 13/22 (2006.01); G02B 21/02 (2006.01); G02B 21/33 (2006.01); G02B 27/30 (2006.01);
U.S. Cl.
CPC ...
G02B 27/0068 (2013.01); G02B 5/005 (2013.01); G02B 13/0095 (2013.01); G02B 13/18 (2013.01); G02B 13/22 (2013.01); G02B 21/02 (2013.01); G02B 21/33 (2013.01); G02B 27/0037 (2013.01); G02B 27/30 (2013.01);
Abstract
The invention relates to a lens (), comprising a first lens unit (), at least one second lens unit (), and at least one pupil () having a pupil radius. The first lens unit () and the second lens unit () are arranged at a distance from each other along an optical axis (OA) of the objective, such that an intermediate space is present between the first lens unit () and the second lens unit (). The second lens unit () is arranged on the image side with respect to the first lens unit (). The first lens unit () is designed in such a way that the first lens unit produces a collimated beam.