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. 15, 2019

Filed:

Jan. 27, 2016
Applicant:

Precitec Gmbh & Co. KG, Gaggenau-Bad Rotenfels, DE;

Inventors:

Andreas Rudolf, Kuppenheim, DE;

Martin Schönleber, Aschaffenburg, DE;

Assignee:

PRECITEC GMBH & CO. KG, Gaggenau, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/12 (2006.01); G02B 27/09 (2006.01); B23K 26/067 (2006.01); B29C 65/16 (2006.01); F21V 5/02 (2006.01); F21V 7/05 (2006.01); F21V 13/04 (2006.01); H01L 33/58 (2010.01); B23K 26/38 (2014.01); G02B 27/42 (2006.01); B23K 26/21 (2014.01);
U.S. Cl.
CPC ...
G02B 27/0972 (2013.01); B23K 26/067 (2013.01); B29C 65/1635 (2013.01); F21V 5/02 (2013.01); F21V 7/05 (2013.01); F21V 13/04 (2013.01); G02B 27/0927 (2013.01); G02B 27/0938 (2013.01); H01L 33/58 (2013.01); B23K 26/21 (2015.10); B23K 26/38 (2013.01); G02B 27/4255 (2013.01);
Abstract

A device for machining material by means of laser radiation, including a focusing optics for focusing a laser beam onto a workpiece and an adjusting optics for adjusting the intensity distribution comprising at least two plate-shaped optical elements which are arranged one behind the other in the beam path of the laser beam, which are rotatable relative to one another in the circumferential direction, and which each have a surface with a circular pattern of sector-shaped facets which, in the circumferential direction, are alternately inclined with respect to the respective plate plane.


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