Includes adjustable external first-surface mirror; o/a dim: 24 x 24in.; 150 lb; single axis high resolution turntable w/an integrated angle multiplying optical/mech system-observed angle is 16 times larger than actual angle rotated by the turntable; scale factor of 16 for a beam passing thruthe system one time; turntable: flat within 50 microinches max deviation from a mean plane, made of fine grain, stabilized cast iron, or heat treated & normalized tool steel, 9.000 in dia; drive system: hand crank, load capacity of 30 lb in normal operation; oper environment: temp 70 to 75 degrees f, humidi type 20 to 45 pct rh
