Lens array, lens unit, exposure device, LED head, and image forming apparatus

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United States of America

PATENT NO 10591842
SERIAL NO

16129256

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Abstract

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Provided are a lens array, a lens unit, an exposure device, an LED head, and an image forming apparatus. The lens array includes a plurality of lenses arranged so as to form an array. Each of the plurality of lenses is configured so that a contour focal length which is a focal length of a ray incident on a first position separate from an optical axis is longer than a paraxial focal length which is a focal length of a ray incident on a second position in the vicinity of the optical axis.

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Patent Owner(s)

  • OKI DATA CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Yamamura, Akihiro Tokyo, JP 76 681

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