Illuminating optical apparatus
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United States of America Patent
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Apr 26, 1994
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app pub date -
Oct 23, 1991
filing date -
Mar 16, 1988
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Abstract
An illuminating optical apparatus comprises a stable resonator type laser equipped with a wavelength selecting element and a device for vibrating the beam one-dimensionally in a direction crossing the longer direction of the beam cross section at at least one of the entrance side and exit side of a fly's eye lens or optical integrator.
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