We report spectral beam combining of three 2-?m Tm fiber lasers each locked to slightly different wavelengths, using a new spectral-limiting device, providing a path forward to beam-combining at the multi-kW level.
© 2010 OSA
R. A. Sims, C. C. Willis, P. Kadwani, T. S. McComb, L. Shah, V. Sudesh, Z. A. Roth, M. K. Poutous, E. G. Johnson, and M. Richardson, "Spectral Beam Combining of 2 ?m Tm Fiber Laser Systems," in Lasers, Sources and Related Photonic Devices, OSA Technical Digest Series (CD) (Optical Society of America, 2010), paper AMB6.
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