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. 23, 2024
Filed:
Jun. 23, 2020
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
John A. Wheatley, Stillwater, MN (US);
Mark A. Roehrig, Stillwater, MN (US);
Assignee:
3M INNOVATIVE PROPERTIES COMPANY, St. Paul, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01J 3/42 (2006.01); G01J 3/02 (2006.01); G02B 5/20 (2006.01); G02B 5/22 (2006.01); G01J 3/36 (2006.01); G02B 5/28 (2006.01); G01J 1/58 (2006.01); G01N 21/31 (2006.01); G01J 3/12 (2006.01);
U.S. Cl.
CPC ...
G01J 3/42 (2013.01); G01J 1/58 (2013.01); G01J 3/0224 (2013.01); G01J 3/36 (2013.01); G01N 21/31 (2013.01); G02B 5/20 (2013.01); G02B 5/201 (2013.01); G02B 5/22 (2013.01); G02B 5/223 (2013.01); G02B 5/28 (2013.01); G01J 2003/1213 (2013.01);
Abstract
An optical system () is disclosed and includes an optical sensor (), a plurality of photosensitive pixels () disposed on the optical sensor, a wavelength-selective optical filter () in optical communication with the photosensitive pixels, the wavelength-selective optical filter being disposed remotely from the optical sensor, and a plurality of spatially-variant areas () disposed in the optical filter, at least one area of the plurality of spatially-variant areas including a downconverter ().