Lens array, lens unit, LED head, exposure unit, image formation apparatus, and reading apparatus
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United States of America Patent
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Nov 4, 2014
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N/A
app pub date -
May 24, 2012
filing date -
May 26, 2011
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Abstract
A lens array includes arranged lenses. Each of at least two adjacent lenses in the lens array includes a first region located at and around an optical axis of the lens and having a first curvature, and a second region located farther away from the optical axis than the first region and having a second curvature. The second curvature is larger than the first curvature.
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