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:
Mar. 29, 2016
Filed:
Sep. 07, 2012
Applicants:
Sascha Perlitz, Jena, DE;
Michael Arnz, Oberkochen, DE;
Dirk Seidel, Jena, DE;
Inventors:
Assignees:
Carl Zeiss SMS GmbH, Jena, DE;
Carl Zeiss SMT GmbH, Oberkochen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 7/04 (2006.01); H04N 5/232 (2006.01); G02B 21/24 (2006.01);
U.S. Cl.
CPC ...
G02B 21/244 (2013.01); G02B 21/245 (2013.01);
Abstract
There is provided an autofocus device for an imaging device which has an imaging lens system with a first focal plane, an object stage for holding an object and a first movement module for the relative movement of object stage and imaging lens system, wherein the autofocus device comprises an image-recording module with a second focal plane the position of which relative to the first focal plane is known,