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. 21, 2021
Filed:
Jul. 25, 2014
Applicant:
Carl Zeiss Smart Optics Gmbh, Aalen, DE;
Inventors:
Christoph Menke, Oberkochen, DE;
Eduard Schmidt, Oberkochen, DE;
Wolfgang Singer, Aalen, DE;
Norbert Kerwien, Moegglingen, DE;
Assignee:
tooz technologies GmbH, Aalen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/01 (2006.01); G02B 5/09 (2006.01); G02B 3/08 (2006.01); G02B 27/00 (2006.01);
U.S. Cl.
CPC ...
G02B 27/0172 (2013.01); G02B 3/08 (2013.01); G02B 5/09 (2013.01); G02B 27/0012 (2013.01); G02B 27/0101 (2013.01); G02B 2027/0178 (2013.01);
Abstract
Provided is an optical element with a Fresnel structure with several Fresnel segments. Each Fresnel segment has an optically active facet, the shape of which is part of a predetermined surface. The predetermined surfaces of the optically active facets differ in terms of their curvature profile.