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:
Jul. 06, 2021
Filed:
Aug. 24, 2018
Applicant:
Gentex Corporation, Zeeland, MI (US);
Inventors:
William L. Tonar, Holland, MI (US);
David J. Cammenga, Zeeland, MI (US);
Kurtis L. Geerlings, Zeeland, MI (US);
Assignee:
GENTEX CORPORATION, Zeeland, MI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/30 (2006.01); G02B 5/22 (2006.01); G02B 5/26 (2006.01); F21V 8/00 (2006.01);
U.S. Cl.
CPC ...
G02B 5/3025 (2013.01); G02B 5/22 (2013.01); G02B 5/26 (2013.01); G02B 6/0006 (2013.01); G02B 6/0008 (2013.01);
Abstract
An illumination system is provided that includes a light source configured to emit a first handedness polarization of light onto a body, the first handedness polarization of light having at least one of a circular and an elliptical polarization. The body reflects a second handedness polarization of light. An optical filter is configured to at least one of absorb and reflect the second handedness polarization of light and transmit the first handedness polarization of light.