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:
Oct. 10, 2017
Filed:
Aug. 06, 2015
Applicant:
Datacolor Holding Ag, Lucerne, CH;
Inventor:
Hong Wei, Princeton, NJ (US);
Assignee:
DATACOLOR HOLDING AG, Lucerne, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/25 (2006.01); G01J 3/02 (2006.01); G01J 3/51 (2006.01);
U.S. Cl.
CPC ...
G01J 3/0251 (2013.01); G01J 3/027 (2013.01); G01J 3/51 (2013.01);
Abstract
In one embodiment, an apparatus for measuring a color of a non-solid colored sample includes an integrating sphere having a sensor port, a sample port, and a plurality of registration marks affixed to an interior surface of the integrating sphere, outside a periphery of the sample port, a camera positioned near the sensor port, and a plurality of filters positioned between the integrating sphere and camera. An optical axis of the camera extends from the camera, through at least one of the plurality of filters, through the sensor port, to the sample port.