Frequency stabilization of a 0633-μm He–Ne longitudinal Zeeman laser

• DOI: 10.1364/ao.19.003173
• Publication Date: 2008-11-24T18:07:56Z
• Authors: T. Baer; F. V. Kowalski; J. L. Hall
• Keywords: Gas laser; Frequency standard

A new method of stabilizing the output frequency a He-Ne laser in longitudinal magnetic field has been developed. With simple modifications to standard tube we obtain stability <1 MHz (<10(-9)) for an averaging time 1 sec and long term (5 months) reproducibility ~ +/-1 MHz.