We demonstrate a high-power cladding-pumped Er–Yb codoped fiber laser with 74% efficiency. A pump-limited output power of 264 W is obtained using in-band pumping at 1535 nm. We compare the efficiency of 1480 and 1535 nm pumping through numerical simulations and experimental measurements.
© 2014 Optical Society of America
Fiber Optics and Optical Communications
Original Manuscript: March 24, 2014
Revised Manuscript: May 22, 2014
Manuscript Accepted: May 26, 2014
Published: June 27, 2014
M. A. Jebali, J.-N. Maran, and S. LaRochelle, "264 W output power at 1585 nm in Er–Yb codoped fiber laser using in-band pumping," Opt. Lett. 39, 3974-3977 (2014)