Method of recording holograms for use in optical scanners
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United States of America Patent
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Apr 19, 1994
Grant Date -
N/A
app pub date -
Jan 13, 1993
filing date -
Jan 28, 1992
priority date (Note) -
Expired
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Abstract
A method of recording holograms for use in optical scanners comprises the steps of generating a reference beam by means of a reference source, generating an object beam by means of an object source, and illuminating a photosensitive surface with both said object beam and said reference beam, wherein said object beam is divergent in a first direction and non-divergent in a second direction.
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