Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
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United States of America Patent
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Jan 19, 2021
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N/A
app pub date -
Nov 13, 2019
filing date -
Nov 16, 2018
priority date (Note) -
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Abstract
Provided is a cylindrical electrophotographic photosensitive member, including a concave/convex portion forming region in which at least one of concave portions and convex portions are formed on a surface of the electrophotographic photosensitive member from a central portion to both end portions in an axial direction of the electrophotographic photosensitive member, wherein a maximum value Lmax and a minimum value Lmin of a distance L from the central portion to one end portion of the concave/convex portion forming region in the axial direction of the surface of the electrophotographic photosensitive member satisfy a specific relation.
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