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U.S. Department of Energy
Office of Scientific and Technical Information

Design of a high speed rotating mechanical shutter

Conference ·
OSTI ID:5821776

A high-speed rotating shutter was designed to operate in a 10/sup -6/ Torr vacuum at the optical focus of a laser spatial filter. The shutter is basically a wheel, with a single 3 x 10-mm slot at the perimeter, which rotates with a peripheral speed of 1 km/s. The motor to drive the rotating wheel is magnetically suspended and synchronously wound. The wheel achieves a 4 ..mu..s opening time and a timing accuracy of better than 0.2 ..mu..s. (MOW)

Research Organization:
California Univ., Livermore (USA). Lawrence Livermore Lab.
DOE Contract Number:
W-7405-ENG-48
OSTI ID:
5821776
Report Number(s):
UCRL-83570; CONF-791102-7
Country of Publication:
United States
Language:
English