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:
Jan. 14, 2025

Filed:

Feb. 29, 2024
Applicant:

Kla Corporation, Milpitas, CA (US);

Inventors:

Ilya Bezel, Mountain View, CA (US);

Amir Torkaman, San Francisco, CA (US);

Assignee:

KLA Corporation, Milpitas, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 61/02 (2006.01); H01J 61/12 (2006.01);
U.S. Cl.
CPC ...
H01J 61/025 (2013.01); H01J 61/12 (2013.01); H01J 2893/0063 (2013.01);
Abstract

A LSP broadband light source is disclosed. The light source may include a gas containment structure for containing a gas. The light source may include a laser pump source configured to generate an optical pump to sustain a plasma within the gas containment structure for generation of broadband light. The light source may include a tapered window configured to transmit broadband light through an aperture within a wall of the gas containment structure, the tapered window including a tapered section including a tapered surface, wherein the tapered surface is configured to deflect light impinging on a peripheral portion of the tapered window away from a portion of the gas containment structure to protect the portion of the gas containment structure.


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