We have developed a 1-kHz KrF/Ti:sapphire hybrid laser system. Average power was 7 W at 248 nm with a pulse width of 300 fs. A kilohertz Ti:sapphire regenerative amplifier at a wavelength of 745 nm is also described.
© 1996 Optical Society of America
Y. Nabekawa, K. Sajiki, D. Yoshitomi, K. Kondo, and S. Watanabe, "High-repetition-rate high-average-power 300-fs KrF/Ti:sapphire hybrid laser," Opt. Lett. 21, 647-649 (1996)