JP2003222812A5 - - Google Patents
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- JP2003222812A5 JP2003222812A5 JP2002023001A JP2002023001A JP2003222812A5 JP 2003222812 A5 JP2003222812 A5 JP 2003222812A5 JP 2002023001 A JP2002023001 A JP 2002023001A JP 2002023001 A JP2002023001 A JP 2002023001A JP 2003222812 A5 JP2003222812 A5 JP 2003222812A5
- Authority
- JP
- Japan
- Prior art keywords
- optical scanning
- light sources
- scanning device
- light beams
- deflection surfaces
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Claims (13)
前記異なる偏向面で偏向された光束の任意の2つの主光線のなす角度を20°以下としたことを特徴とする光走査装置。A plurality of light beams emitted from a plurality of light sources are deflected by different deflection surfaces of the same deflector having a plurality of deflection surfaces, and the light beams deflected by the different deflection surfaces are respectively scanned on the surface to be scanned via the scanning lens system. In the optical scanning device that forms an image on
An optical scanning device characterized in that an angle formed by any two principal rays of the light beams deflected by the different deflection surfaces is set to 20 ° or less .
前記異なる偏向面で偏向された光束の任意の2つの主光線のなす角度を20°以下であり、該複数の光源から該偏向器に至るまでの光路中に、該複数の光源からの光束を、該偏向面で線像を形成するシリンドリカルレンズが該複数の光源毎に配置され、該複数の光源に対応する該複数のシリンドリカルレンズは一体で構成されていることを特徴とする光走査装置。A plurality of light beams emitted from a plurality of light sources are deflected by different deflection surfaces of the same deflector having a plurality of deflection surfaces, and the light beams deflected by the different deflection surfaces are respectively scanned on the surface to be scanned via the scanning lens system. In an optical scanning device that forms an image on
The angle formed by any two principal rays of the light beams deflected by the different deflection surfaces is 20 ° or less , and the light beams from the plurality of light sources are placed in the optical path from the plurality of light sources to the deflector. An optical scanning device characterized in that a cylindrical lens for forming a line image on the deflection surface is disposed for each of the plurality of light sources, and the plurality of cylindrical lenses corresponding to the plurality of light sources are integrally formed.
該複数の光源から該偏向器に至るまでの光路中に、該複数の光源からの光束を、該偏向面で線像を形成するシリンドリカルレンズが該複数の光源毎に配置され、該複数の光源に対応する該複数のシリンドリカルレンズは一体で構成されていることを特徴とする光走査装置。A plurality of light beams emitted from a plurality of light sources are deflected by different deflection surfaces of the same deflector having a plurality of deflection surfaces, and the light beams deflected by the different deflection surfaces are respectively scanned on the surface to be scanned via the scanning lens system. In the optical scanning device that forms an image on
A cylindrical lens that forms a line image on the deflection surface of the light beams from the plurality of light sources in the optical path from the plurality of light sources to the deflector is disposed for each of the plurality of light sources. The plurality of cylindrical lenses corresponding to 1 is configured integrally.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002023001A JP4227335B2 (en) | 2002-01-31 | 2002-01-31 | Optical scanning device and image forming apparatus using the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002023001A JP4227335B2 (en) | 2002-01-31 | 2002-01-31 | Optical scanning device and image forming apparatus using the same |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2003222812A JP2003222812A (en) | 2003-08-08 |
JP2003222812A5 true JP2003222812A5 (en) | 2005-08-11 |
JP4227335B2 JP4227335B2 (en) | 2009-02-18 |
Family
ID=27745829
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002023001A Expired - Fee Related JP4227335B2 (en) | 2002-01-31 | 2002-01-31 | Optical scanning device and image forming apparatus using the same |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4227335B2 (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006178371A (en) | 2004-12-24 | 2006-07-06 | Brother Ind Ltd | Scanner and image forming apparatus |
JP2006337792A (en) * | 2005-06-03 | 2006-12-14 | Canon Inc | Optical scanner and image forming apparatus using the same |
JP4958714B2 (en) * | 2007-10-09 | 2012-06-20 | キヤノン株式会社 | Scanning optical device and image forming apparatus using the same |
JP2009145569A (en) | 2007-12-13 | 2009-07-02 | Canon Inc | Optical scanning apparatus and image forming apparatus using same |
JP5765876B2 (en) * | 2009-01-30 | 2015-08-19 | 株式会社リコー | Optical scanning apparatus and image forming apparatus |
JP2011033769A (en) | 2009-07-31 | 2011-02-17 | Canon Inc | Scanning optical apparatus and image forming apparatus using the same |
JP5505870B2 (en) * | 2010-11-22 | 2014-05-28 | 株式会社リコー | Optical scanning apparatus and image forming apparatus |
JP5882646B2 (en) * | 2011-09-16 | 2016-03-09 | キヤノン株式会社 | Optical scanning apparatus and image forming apparatus |
JP6260758B2 (en) * | 2012-07-19 | 2018-01-17 | 株式会社リコー | Optical scanning apparatus and image forming apparatus |
JP6179314B2 (en) * | 2013-09-24 | 2017-08-16 | ブラザー工業株式会社 | Scanning optical device |
JP5817855B2 (en) * | 2014-01-22 | 2015-11-18 | 株式会社リコー | Optical scanning apparatus and image forming apparatus |
-
2002
- 2002-01-31 JP JP2002023001A patent/JP4227335B2/en not_active Expired - Fee Related
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