JP6270314B2 - 光学装置、画像形成装置及び画像読取装置 - Google Patents

光学装置、画像形成装置及び画像読取装置 Download PDF

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Publication number
JP6270314B2
JP6270314B2 JP2012284439A JP2012284439A JP6270314B2 JP 6270314 B2 JP6270314 B2 JP 6270314B2 JP 2012284439 A JP2012284439 A JP 2012284439A JP 2012284439 A JP2012284439 A JP 2012284439A JP 6270314 B2 JP6270314 B2 JP 6270314B2
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JP
Japan
Prior art keywords
light
section
cross
optical system
imaging
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.)
Expired - Fee Related
Application number
JP2012284439A
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English (en)
Japanese (ja)
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JP2014126752A (ja
JP2014126752A5 (https=
Inventor
丈慶 齋賀
丈慶 齋賀
昌泰 寺村
昌泰 寺村
悠 宮島
悠 宮島
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2012284439A priority Critical patent/JP6270314B2/ja
Priority to US14/655,082 priority patent/US9541756B2/en
Priority to PCT/JP2013/085017 priority patent/WO2014104264A1/en
Priority to KR1020157019406A priority patent/KR20150097732A/ko
Priority to CN201380068231.XA priority patent/CN104884989A/zh
Publication of JP2014126752A publication Critical patent/JP2014126752A/ja
Publication of JP2014126752A5 publication Critical patent/JP2014126752A5/ja
Application granted granted Critical
Publication of JP6270314B2 publication Critical patent/JP6270314B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0075—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for altering, e.g. increasing, the depth of field or depth of focus
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/08—Anamorphotic objectives
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/24—Optical objectives specially designed for the purposes specified below for reproducing or copying at short object distances
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/24—Optical objectives specially designed for the purposes specified below for reproducing or copying at short object distances
    • G02B13/26—Optical objectives specially designed for the purposes specified below for reproducing or copying at short object distances for reproducing with unit magnification
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/005—Arrays characterized by the distribution or form of lenses arranged along a single direction only, e.g. lenticular sheets
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/0062—Stacked lens arrays, i.e. refractive surfaces arranged in at least two planes, without structurally separate optical elements in-between
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
    • G03G15/04036—Details of illuminating systems, e.g. lamps, reflectors
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
    • G03G15/04036—Details of illuminating systems, e.g. lamps, reflectors
    • G03G15/04045—Details of illuminating systems, e.g. lamps, reflectors for exposing image information provided otherwise than by directly projecting the original image onto the photoconductive recording material, e.g. digital copiers
    • G03G15/04054—Details of illuminating systems, e.g. lamps, reflectors for exposing image information provided otherwise than by directly projecting the original image onto the photoconductive recording material, e.g. digital copiers by LED arrays
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
    • G03G15/04036—Details of illuminating systems, e.g. lamps, reflectors
    • G03G15/04045—Details of illuminating systems, e.g. lamps, reflectors for exposing image information provided otherwise than by directly projecting the original image onto the photoconductive recording material, e.g. digital copiers
    • G03G15/04063—Details of illuminating systems, e.g. lamps, reflectors for exposing image information provided otherwise than by directly projecting the original image onto the photoconductive recording material, e.g. digital copiers by EL-bars
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
    • G03G15/043—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with means for controlling illumination or exposure
    • G03G15/0435—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with means for controlling illumination or exposure by introducing an optical element in the optical path, e.g. a filter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/02409—Focusing, i.e. adjusting the focus of the scanning head
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/02418—Details of scanning heads ; Means for illuminating the original for picture information pick up and reproduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
    • H04N1/02815—Means for illuminating the original, not specific to a particular type of pick-up head
    • H04N1/0282—Using a single or a few point light sources, e.g. a laser diode
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0018—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for preventing ghost images

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Lenses (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • Facsimile Heads (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
JP2012284439A 2012-12-27 2012-12-27 光学装置、画像形成装置及び画像読取装置 Expired - Fee Related JP6270314B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2012284439A JP6270314B2 (ja) 2012-12-27 2012-12-27 光学装置、画像形成装置及び画像読取装置
US14/655,082 US9541756B2 (en) 2012-12-27 2013-12-18 Optical apparatus, image forming apparatus, and image reading apparatus
PCT/JP2013/085017 WO2014104264A1 (en) 2012-12-27 2013-12-18 Optical apparatus, image forming apparatus, and image reading apparatus
KR1020157019406A KR20150097732A (ko) 2012-12-27 2013-12-18 광학 장치, 화상 형성 장치 및 화상 판독 장치
CN201380068231.XA CN104884989A (zh) 2012-12-27 2013-12-18 光学装置、图像形成装置和图像读取装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012284439A JP6270314B2 (ja) 2012-12-27 2012-12-27 光学装置、画像形成装置及び画像読取装置

Publications (3)

Publication Number Publication Date
JP2014126752A JP2014126752A (ja) 2014-07-07
JP2014126752A5 JP2014126752A5 (https=) 2016-02-18
JP6270314B2 true JP6270314B2 (ja) 2018-01-31

Family

ID=51021338

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012284439A Expired - Fee Related JP6270314B2 (ja) 2012-12-27 2012-12-27 光学装置、画像形成装置及び画像読取装置

Country Status (5)

Country Link
US (1) US9541756B2 (https=)
JP (1) JP6270314B2 (https=)
KR (1) KR20150097732A (https=)
CN (1) CN104884989A (https=)
WO (1) WO2014104264A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN121607812A (zh) * 2024-08-27 2026-03-06 西安炬光科技股份有限公司 一种用于光斑调节的调光系统和加工设备

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US4168900A (en) * 1978-04-24 1979-09-25 Minolta Camera Kabushiki Kaisha Compact erect optical imaging copier system and method
JPS57161825A (en) * 1981-03-31 1982-10-05 Canon Inc Compound eye projecting device
JPS617817A (ja) * 1984-06-22 1986-01-14 Canon Inc 屈折率分布型光学素子を用いた結像光学系
JP2621175B2 (ja) 1987-05-07 1997-06-18 キヤノン株式会社 鏡像光学系アレイ
US5465265A (en) * 1992-06-24 1995-11-07 Fuji Xerox Co., Ltd. Multi-beam laser light source and multi-beam semiconductor laser array
JPH06208081A (ja) 1993-01-08 1994-07-26 Mitsubishi Rayon Co Ltd ライン結像素子
JPH06250117A (ja) * 1993-02-25 1994-09-09 Mitsubishi Rayon Co Ltd 結像素子
JPH09214670A (ja) * 1996-01-31 1997-08-15 Shichizun Denshi:Kk イメージスキャナー
JP2002350724A (ja) 2001-05-23 2002-12-04 Oki Data Corp 光学アレイ及びそれを用いた光学装置
JP2003114305A (ja) 2001-10-05 2003-04-18 Nippon Sheet Glass Co Ltd レンズアレイ、それを用いた画像形成装置および画像形成装置の検査方法
EP1468314A4 (en) * 2001-12-18 2006-12-13 Univ Rochester ILLUSTRATION USING AN ASPHARIAN MULTI-FUNGI CASE FOR MAINTAINING AN ADVANCED SHARPNESS
JP4125910B2 (ja) 2002-04-09 2008-07-30 ローム株式会社 レンズアレイユニットおよびこれを備えた光学装置
US6859326B2 (en) * 2002-09-20 2005-02-22 Corning Incorporated Random microlens array for optical beam shaping and homogenization
JPWO2009011153A1 (ja) * 2007-07-13 2010-09-16 三菱電機株式会社 画像読取装置
JP5182495B2 (ja) * 2007-09-27 2013-04-17 セイコーエプソン株式会社 ラインヘッド及びそれを用いた画像形成装置
US8089695B2 (en) * 2007-09-27 2012-01-03 Seiko Epson Corporation Line head and image forming apparatus using the same
JP4868612B2 (ja) * 2008-06-27 2012-02-01 株式会社沖データ 露光装置、ｌｅｄヘッド、画像形成装置及び読取装置
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JP2012103553A (ja) * 2010-11-11 2012-05-31 Nippon Sheet Glass Co Ltd 正立等倍レンズアレイプレート、光走査ユニットおよび画像読取装置
JP2012163850A (ja) 2011-02-08 2012-08-30 Nippon Sheet Glass Co Ltd 正立等倍レンズアレイプレート、光走査ユニット、画像読取装置および画像書込装置
JP5802405B2 (ja) 2011-03-03 2015-10-28 日本板硝子株式会社 正立等倍レンズアレイプレート、光走査ユニット、画像読取装置および画像書込装置
JP5802408B2 (ja) 2011-03-07 2015-10-28 日本板硝子株式会社 正立等倍レンズアレイプレート、光走査ユニット、画像読取装置および画像書込装置
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Also Published As

Publication number Publication date
US9541756B2 (en) 2017-01-10
CN104884989A (zh) 2015-09-02
KR20150097732A (ko) 2015-08-26
US20160195717A1 (en) 2016-07-07
JP2014126752A (ja) 2014-07-07
WO2014104264A1 (en) 2014-07-03

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