Device for wavefront correction in an ultra high power laser

US6438151B1 · kind B1 · utility

Assignee

• The Regents of the University of California · US

Inventors

• Earl R. Ault · Livermore, US
• Brian J. Comaskey · Walnut Creek, US
• Thomas C. Kuklo · Ripon, US

Key dates

• Filing date: Oct 18, 2000
• Grant date: Aug 20, 2002
• Expiry date: Nov 30, 2020

Classification

• Technology area (CPC H): Electricity
• CPC primary: H01S3/20
• WIPO field: Optics
• WIPO sector: Instruments

Abstract

A system for wavefront correction in an ultra high power laser. As the laser medium flows past the optical excitation source and the fluid warms its index of refraction changes creating an optical wedge. A system is provided for correcting the thermally induced optical phase errors.