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)