We scale the power of a pico-second vortex master-oscillator power amplifier system based on a stressed large-mode-area fiber amplifier. The vortex output power of >20 W with the corresponding peak power of >30kW was obtained.
© 2010 OSA
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.2320) Fiber optics and optical communications : Fiber optics amplifiers and oscillators
(080.0080) Geometric optics : Geometric optics
(080.4865) Geometric optics : Optical vortices
Y. Tanaka, M. Koyama, M. Okida, K. Miyamoto, and T. Omatsu, "Over 20W Pico-second Vortex Output from a Large-Mode-Area Fiber MOPA System," in Lasers, Sources and Related Photonic Devices, OSA Technical Digest Series (CD) (Optical Society of America, 2010), paper AMB7.
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