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:
Jan. 31, 2023
Filed:
Sep. 25, 2019
Applicant:
Carl Zeiss Jena Gmbh, Jena, DE;
Inventors:
Assignee:
Carl Zeiss Jena GmbH, Jena, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21S 41/24 (2018.01); F21S 41/143 (2018.01); F21S 41/20 (2018.01); G02B 5/02 (2006.01);
U.S. Cl.
CPC ...
F21S 41/24 (2018.01); F21S 41/143 (2018.01); F21S 41/285 (2018.01); G02B 5/0278 (2013.01);
Abstract
A lighting device is provided, comprising a spatially extended light source with a light-emitting surface greater than 0.5 mmand also an aspherical TIR lens, which is configured to collimate light from the spatially extended light source, and a refractive diffuser configured to generate a lighting distribution on the basis of the collimated light.