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:
Sep. 25, 2018
Filed:
Sep. 30, 2016
Applicant:
Unity Semiconductor, Montbonnot-Saint-Martin, FR;
Inventor:
Philippe Gastaldo, Pontcharre, FR;
Assignee:
UNITY SEMICONDUCTOR, Montbonnot-Saint-Martin, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01J 3/02 (2006.01); G01J 3/453 (2006.01); G01J 3/18 (2006.01);
U.S. Cl.
CPC ...
G01J 3/0208 (2013.01); G01J 3/0218 (2013.01); G01J 3/18 (2013.01); G01J 3/453 (2013.01);
Abstract
A confocal chromatic device is provided, including at least one chromatic lens with an extended axial chromatism; at least one broadband light source; at least one optical detector; and at least one measurement channel with a planar Y-junction made with a planar waveguide optics technology, and arranged for transferring light from the at least one light source towards the at least one chromatic lens and for transferring light reflected back through the at least one chromatic lens towards the at least one optical detector.