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. 04, 2022
Filed:
Jul. 06, 2020
Applicant:
Schott Ag, Mainz, DE;
Inventors:
Volker Hagemann, Nieder-Olm, DE;
Albrecht Seidl, Niedernberg, DE;
Sylvia Biedenbender, Bingen, DE;
Günter Weidmann, Flonheim, DE;
Assignee:
SCHOTT AG, Mainz, DE;
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/20 (2006.01); H04N 9/31 (2006.01); G02B 26/00 (2006.01); G02B 1/12 (2006.01); F21V 9/45 (2018.01);
U.S. Cl.
CPC ...
G02B 26/008 (2013.01); F21V 9/45 (2018.02); G02B 1/12 (2013.01);
Abstract
An optical converter wheel, a method of producing, and a method of using are provided. The wheel includes an inorganic converter material that converts light of a first wavelength into light of a second wavelength and a converter substrate. The converter substrate has a coefficient of thermal expansion CTEof 4 to 18×101/K in a range from 20° C.-300° C. and a thermal conductivity of at least 50 W/mK at 20° C.