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Conferences > CLEO_SI > 2018 > SM3N > SM3N.5

Gas Lens in kW-Class Thin-Disk Lasers

F. Saltarelli, A. Diebold, I. J. Graumann, C. J. Saraceno, C. R. Phillips, and U. Keller

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Abstract

We measured, for the first time, a gas-lens effect accounting for 33% of the total disk thermal lensing. By helium flooding the laser, we obtain optimal beam quality (M2<1.10) over a 70% broader power range.

© 2018 The Author(s)

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