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.

Date of Patent:
Oct. 10, 2023

Filed:

Apr. 05, 2020
Applicant:

Foss Analytical A/s, Hilleroed, DK;

Inventors:

Daniel Aden, Hilleroed, DK;

Ahmed Fadil, Hilleroed, DK;

Assignee:

Foss Analytical A/S, Hilleroed, DK;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/71 (2006.01);
U.S. Cl.
CPC ...
G01N 21/718 (2013.01); G01N 2201/068 (2013.01); G01N 2201/06113 (2013.01); G01N 2201/126 (2013.01);
Abstract

A LIBS analysis system comprises a focusing lens arrangement having a focal plane; a laser for propagating a laser beam through the focusing lens arrangement to be focused at the focal plane; a detector for generating an output that is proportional to an intensity of incident electromagnetic radiation that is incident on the detector; a translation mechanism configured to cause a relative movement of the sample holder and the focusing lens arrangement to vary a position of the focal plane along the optical path with respect to the sample holder; and a controller configured to automatically control the translation mechanism to cause the relative movement of the sample holder and the focusing lens arrangement to achieve an optimum position at which the focal plane and an analysis region of the upper surface intersecting the optical path are at or are close to coincidence.


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