A creative consulting and engineering company,

of exceptional skill and experience

Specializing in stable lasers, electro-optics, and electronics for laser control.


Recent Technical Developments

° Laser frequency measurements in one step: microwave to optical
° Laser frequency stabilization in the 3 E-15 domain
° External "un-dithering" of the beam of a frequency-modulated laser
° Cavity stabilized laser linewidth <1 Hz on ordinary optical tabletop
° Stabilization of all fs optical comb components to < 1 kHz optical f
° PZT driver with > 1 kV range and < 100 uV noise
° Diode laser current source with 250 mA ouput and < 100 nA noise

Published results can be viewed at: http://jilawww.colorado.edu/Hall/

We would welcome the opportunity to discuss your questions and requirements.

Please contact us at: John Hall
or by phone at (303) 460-0071

Our website is still under construction - but some metrology comments are in the following pages 
please check again soon            http://www.HallStableLasers.com

(for your possible interest, below are a few photos from the remarkable family trip to Stockholm in December 2005)