Two diode-pumped 1.32-µm Nd:YAG microchip lasers have been phase locked through the use of current modulation of the pump diode to control the frequency of the slave device. The frequency response of the microchip laser to pump-diode modulation is discussed, and the feedback circuit is described.
© 1992 Optical Society of America
J. A. Keszenheimer, E. J. Balboni, and J. J. Zayhowski, "Phase locking of 1.32-µm microchip lasers through the use of pump-diode modulation," Opt. Lett. 17, 649-651 (1992)