TWI535966B - 圖像讀取裝置 - Google Patents

圖像讀取裝置 Download PDF

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Publication number
TWI535966B
TWI535966B TW102109534A TW102109534A TWI535966B TW I535966 B TWI535966 B TW I535966B TW 102109534 A TW102109534 A TW 102109534A TW 102109534 A TW102109534 A TW 102109534A TW I535966 B TWI535966 B TW I535966B
Authority
TW
Taiwan
Prior art keywords
light guide
light
guide body
incident
lens unit
Prior art date
Application number
TW102109534A
Other languages
English (en)
Chinese (zh)
Other versions
TW201341705A (zh
Inventor
小林英和
Original Assignee
精工愛普生股份有限公司
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 精工愛普生股份有限公司 filed Critical 精工愛普生股份有限公司
Publication of TW201341705A publication Critical patent/TW201341705A/zh
Application granted granted Critical
Publication of TWI535966B publication Critical patent/TWI535966B/zh

Links

Classifications

    • 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
    • H04N1/02835—Using a single or a few point light sources, e.g. a laser diode in combination with a light guide, e.g. optical fibre, glass plate
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
    • 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
    • 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
    • H04N1/03—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array
    • H04N1/031—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array the photodetectors having a one-to-one and optically positive correspondence with the scanned picture elements, e.g. linear contact sensors
    • H04N1/0318—Integral pick-up heads, i.e. self-contained heads whose basic elements are a light-source, a lens array and a photodetector array which are supported by a single-piece frame
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B2006/0098—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings for scanning
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/0077—Types of the still picture apparatus
    • H04N2201/0081—Image reader
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
    • H04N2201/028—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up
    • H04N2201/03—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted
    • H04N2201/031—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted deleted
    • H04N2201/03104—Integral pick-up heads, i.e. self-contained heads whose basic elements are a light source, a lens and a photodetector supported by a single-piece frame
    • H04N2201/03108—Components of integral heads
    • H04N2201/03125—Light guide upstream of the scanned picture elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
    • H04N2201/028—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up
    • H04N2201/03—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted
    • H04N2201/031—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted deleted
    • H04N2201/03104—Integral pick-up heads, i.e. self-contained heads whose basic elements are a light source, a lens and a photodetector supported by a single-piece frame
    • H04N2201/03108—Components of integral heads
    • H04N2201/03141—Photodetector lens
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
    • H04N2201/028—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up
    • H04N2201/03—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted
    • H04N2201/031—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted deleted
    • H04N2201/03104—Integral pick-up heads, i.e. self-contained heads whose basic elements are a light source, a lens and a photodetector supported by a single-piece frame
    • H04N2201/03108—Components of integral heads
    • H04N2201/03145—Photodetector

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Facsimile Heads (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
TW102109534A 2012-04-05 2013-03-18 圖像讀取裝置 TWI535966B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012086225A JP6155550B2 (ja) 2012-04-05 2012-04-05 画像読取装置

Publications (2)

Publication Number Publication Date
TW201341705A TW201341705A (zh) 2013-10-16
TWI535966B true TWI535966B (zh) 2016-06-01

Family

ID=49292094

Family Applications (2)

Application Number Title Priority Date Filing Date
TW102109534A TWI535966B (zh) 2012-04-05 2013-03-18 圖像讀取裝置
TW104131490A TWI582330B (zh) 2012-04-05 2013-03-18 圖像讀取裝置

Family Applications After (1)

Application Number Title Priority Date Filing Date
TW104131490A TWI582330B (zh) 2012-04-05 2013-03-18 圖像讀取裝置

Country Status (4)

Country Link
US (2) US8908239B2 (enExample)
JP (1) JP6155550B2 (enExample)
CN (1) CN103369185B (enExample)
TW (2) TWI535966B (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6155550B2 (ja) 2012-04-05 2017-07-05 セイコーエプソン株式会社 画像読取装置
JP6028894B2 (ja) * 2012-04-05 2016-11-24 セイコーエプソン株式会社 画像読取装置および筐体の製造方法
JP6230222B2 (ja) * 2012-10-12 2017-11-15 キヤノン株式会社 レンズアレイ光学系及びレンズアレイの製造方法
CN108055419A (zh) * 2012-12-20 2018-05-18 三菱电机株式会社 导光体及图像读取装置
JP6528989B2 (ja) 2015-06-01 2019-06-12 株式会社リコー 照明装置、画像読取装置および画像形成装置
JP7456092B2 (ja) * 2019-03-26 2024-03-27 富士フイルムビジネスイノベーション株式会社 光学装置、画像読取装置、および画像形成装置
CN110594692B (zh) * 2019-09-25 2024-08-13 华域视觉科技(上海)有限公司 一种光导体组件、车灯模组和车辆
JP7490992B2 (ja) * 2020-03-12 2024-05-28 富士フイルムビジネスイノベーション株式会社 読取装置、画像形成装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4003893B2 (ja) * 1996-12-27 2007-11-07 ローム株式会社 画像読み取り装置
JP3008267B2 (ja) * 1997-01-30 2000-02-14 ローム株式会社 イメージセンサチップおよびイメージセンサ
US6469808B1 (en) * 1998-05-15 2002-10-22 Rohm Co., Ltd. Image reading apparatus and illuminator used for the same
TW503646B (en) 2000-03-16 2002-09-21 Nippon Sheet Glass Co Ltd Line illuminating device
CN2519560Y (zh) * 2002-01-09 2002-10-30 山东华菱电子有限公司 图像读取装置
JP4145271B2 (ja) 2004-06-28 2008-09-03 日本板硝子株式会社 画像読取装置
JP2006148501A (ja) * 2004-11-19 2006-06-08 Nippon Sheet Glass Co Ltd 画像読取装置
US8199377B2 (en) * 2005-06-07 2012-06-12 Nippon Sheet Glass Company, Limited Image sensor and image reading device
EP1924073B1 (en) * 2005-09-08 2019-04-10 Mitsubishi Electric Corporation Image reading apparatus
US7659503B2 (en) * 2007-08-02 2010-02-09 Rohm Co., Ltd. Image sensor module and light guiding member used for the same
JP2010021983A (ja) 2007-12-21 2010-01-28 Rohm Co Ltd 導光体、導光体の製造方法、および画像読取装置
JP5342197B2 (ja) * 2008-08-26 2013-11-13 ローム株式会社 画像読み取り装置
JP2010130056A (ja) * 2008-11-25 2010-06-10 Ricoh Co Ltd 光照射装置、画像読取装置および画像形成装置
JP5609361B2 (ja) * 2010-07-21 2014-10-22 富士ゼロックス株式会社 導光体及び画像読取装置
JP6155550B2 (ja) 2012-04-05 2017-07-05 セイコーエプソン株式会社 画像読取装置
JP6102091B2 (ja) 2012-06-21 2017-03-29 セイコーエプソン株式会社 画像読取装置

Also Published As

Publication number Publication date
US8908239B2 (en) 2014-12-09
US20140376066A1 (en) 2014-12-25
JP2013219450A (ja) 2013-10-24
JP6155550B2 (ja) 2017-07-05
US20130265619A1 (en) 2013-10-10
TW201610338A (zh) 2016-03-16
CN103369185B (zh) 2015-11-25
CN103369185A (zh) 2013-10-23
US9088684B2 (en) 2015-07-21
TWI582330B (zh) 2017-05-11
TW201341705A (zh) 2013-10-16

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