High power surface-grating stabilized narrow-stripe broad area lasers with beam parameter product < 2 mm×mrad
J. Decker, J. Fricke, A. Maaßdorf, G. Erbert, and P. Crump
Published in:
Conference on Lasers and Electro-Optics: Science and Innovations (CLEO:SI), San Jose, USA, Jun. 5-10, p. SW4M.6 (2016).
Abstract:
Narrow-stripe (30 µm aperture) broad area lasers with monolithically integrated DFB-surface-gratings deliver 5 W optical output per emitter with 50% conversion efficiency, spectral width ≤ 1 nm from 970...980 nm, and beam parameter product < 2 mm×mrad.
Ferdinand-Braun-Institut, Leibniz-Institut für Höchstfrequenztechnik, Gustav-Kirchhoff-Straße 4, 12489 Berlin, Germany
OCIS codes:
(050.2770) Gratings; (140.2010) Diode laser arrays; (140.3490) Lasers, distributed-feedback.
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