Large aperture optical image shutter
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United States of America Patent
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Dec 18, 2001
Grant Date -
N/A
app pub date -
Aug 4, 2000
filing date -
Feb 8, 1998
priority date (Note) -
Expired
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Abstract
An optical image shutter is provided having a multiplicity of thin layers of alternating narrow and wide gap semiconductor material stacked to form an MQW structure and electrodes located on at least two semiconductor surfaces of the image shutter, wherein the electrodes are configured so that a voltage difference applied between them produces an electric field that is temporally and spatially substantially uniform in the volume of the MQW structure and wherein the aperture of the image shutter is greater than 4 square mm.
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