126 mW visible light was generated by frequency doubling using bulk PPLN in a high finesse ring cavity pumped by a BAL ECDL. The locking between the two cavities is managed purely optical.
© 2009 The Optical Society
A. Jechow, D. Skoczowsky, and R. Menzel, "Monolithic SHG Ring Resonator Passively Coupled to an External Cavity Enhanced Broad Area Laser Diode," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference, OSA Technical Digest (CD) (Optical Society of America, 2009), paper CThZ5.
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