Abstract

A doubly resonant sum-frequency ring containing an LBO crystal, pumped by 1064 nm and 1319 nm continuous-wave Nd:YAG injection-locked ring lasers, produced a 20 W diffraction-limited, single-frequency, 589-nm beam. A 12 W circularly polarized beam produced a 7.2-magnitude guidestar.

© 2003 Optical Society of America

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