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Uploaded on Apr 28, 2009
This 3 meter telescope uses a spinning pool of mercury to make a perfect mirror. It was used by the US Air Force to look for space junk. The spindle is a motorized 10R Blockhead air bearing spindle, manufactured by Professional Instruments Company in Hopkins Minnesota. See more at www.airbearings.com and http://www.astro.ubc.ca/lmt/lzt/