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OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS

  • US 20110169906A1
  • Filed: 12/28/2010
  • Published: 07/14/2011
  • Est. Priority Date: 01/13/2010
  • Status: Active Grant
First Claim
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1. An optical scanning device that is used in an image forming apparatus where one pixel is formed by at least two light beams and scans a scanned surface of the image forming apparatus in a main scanning direction by the light beams, the optical scanning device comprising:

  • a light source that has a plurality of light emitting portions arranged at the different positions in at least a sub-scanning direction; and

    a control device that controls a driving state of at least one light emitting portion included in a combination of the light emitting portions to emit at least the two light beams to form one pixel, among the plurality of light emitting portions, according to a positional relationship between at least the two light emitting portions included in the combination in the sub-scanning direction.

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