Image forming apparatus
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United States of America Patent
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Aug 27, 2019
Grant Date -
Sep 28, 2017
app pub date -
Mar 16, 2017
filing date -
Mar 23, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
An image forming apparatus, including: a light source including a plurality of light emitting points and configured to emit light beams; a photosensitive member configured to rotate in a rotation direction so that a latent image is formed thereon with the light beams; a rotary polygon mirror configured to rotate around a rotation axis and having a plurality of mirror faces each configured to deflect the light beams so that the photosensitive member is scanned with the light beams; a detector configured to detect temperature; and a correction unit configured to correct image data of an input image by using a deviation amount, in the rotation direction of the photosensitive member, of the light beams deflected by each of the plurality of mirror faces, wherein the correction unit obtains the deviation amount according to the temperature detected by the detector.
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