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:
Sep. 13, 2016

Filed:

Jun. 30, 2014
Applicant:

Carl Zeiss Smt Gmbh, Oberkochen, DE;

Inventor:

Udo Dinger, Oberkochen, DE;

Assignee:

Carl Zeiss SMT GmbH, Oberkochen, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F 7/20 (2006.01); H01S 3/034 (2006.01); G02B 27/00 (2006.01); H05G 2/00 (2006.01); G02B 7/00 (2006.01); B23K 26/03 (2006.01); B23K 26/06 (2014.01); G02B 7/18 (2006.01);
U.S. Cl.
CPC ...
H01S 3/034 (2013.01); B23K 26/032 (2013.01); B23K 26/0643 (2013.01); B23K 26/0648 (2013.01); G02B 7/008 (2013.01); G02B 27/0025 (2013.01); G03F 7/702 (2013.01); H05G 2/008 (2013.01); G02B 7/1815 (2013.01);
Abstract

A beam guidance system serves for the focusing guidance of radiation from a high-power laser light source toward a target. The beam guidance system has at least one mirror as reflective beam guidance component and at least one transmission component which is at least partially transmissive to the radiation as refractive beam guidance component. The arrangement of the at least one mirror and of the at least one transmission component is such that beam-induced changes to the beam guidance properties of the at least one mirror are at least partly compensated for by beam-induced changes to the beam guidance properties of the at least one transmission component. This results in a beam guidance system in which beam-induced changes to the beam guidance properties of the beam guidance system do not have a disturbing effect on the focusing guidance of the radiation from the laser light source.


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