TWI298802B - - Google Patents

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Publication number
TWI298802B
TWI298802B TW095123878A TW95123878A TWI298802B TW I298802 B TWI298802 B TW I298802B TW 095123878 A TW095123878 A TW 095123878A TW 95123878 A TW95123878 A TW 95123878A TW I298802 B TWI298802 B TW I298802B
Authority
TW
Taiwan
Prior art keywords
light
illumination
lens
light source
image
Prior art date
Application number
TW095123878A
Other languages
English (en)
Chinese (zh)
Other versions
TW200736659A (en
Inventor
Satoshi Yamauchi
Fumihiro Nakashige
Original Assignee
Ricoh Co Ltd
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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Publication of TW200736659A publication Critical patent/TW200736659A/zh
Application granted granted Critical
Publication of TWI298802B publication Critical patent/TWI298802B/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
    • 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
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0905—Dividing and/or superposing multiple light beams
    • 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
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/095—Refractive optical elements
    • G02B27/0955—Lenses
    • G02B27/0961—Lens arrays
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/52—Details
    • G03B27/54—Lamp housings; Illuminating means
    • 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
    • H04N1/02845—Means for illuminating the original, not specific to a particular type of pick-up head using an elongated light source, e.g. tubular lamp, LED array
    • H04N1/02865—Means for illuminating the original, not specific to a particular type of pick-up head using an elongated light source, e.g. tubular lamp, LED array using an array of light sources or a combination of such arrays, e.g. an LED bar
    • 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
    • H04N1/02895—Additional elements in the illumination means or cooperating with the illumination means, e.g. filters
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/10—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using flat picture-bearing surfaces
    • H04N1/1013—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using flat picture-bearing surfaces with sub-scanning by translatory movement of at least a part of the main-scanning components
    • H04N1/1017—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using flat picture-bearing surfaces with sub-scanning by translatory movement of at least a part of the main-scanning components the main-scanning components remaining positionally invariant with respect to one another in the sub-scanning direction
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/19—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays
    • H04N1/191—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays the array comprising a one-dimensional array, or a combination of one-dimensional arrays, or a substantially one-dimensional array, e.g. an array of staggered elements
    • H04N1/192—Simultaneously or substantially simultaneously scanning picture elements on one main scanning line
    • H04N1/193—Simultaneously or substantially simultaneously scanning picture elements on one main scanning line using electrically scanned linear arrays, e.g. linear CCD arrays

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Facsimile Heads (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
TW095123878A 2005-03-18 2006-06-30 Illumination device, illumination method, image read device, image read method, image-forming device, and image-forming method TW200736659A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005080772 2005-03-18
JP2006075711A JP4843344B2 (ja) 2005-03-18 2006-03-17 照明装置及び画像読取装置

Publications (2)

Publication Number Publication Date
TW200736659A TW200736659A (en) 2007-10-01
TWI298802B true TWI298802B (enExample) 2008-07-11

Family

ID=36991812

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095123878A TW200736659A (en) 2005-03-18 2006-06-30 Illumination device, illumination method, image read device, image read method, image-forming device, and image-forming method

Country Status (6)

Country Link
US (1) US8169672B2 (enExample)
EP (1) EP1860864A4 (enExample)
JP (1) JP4843344B2 (enExample)
CN (1) CN101142806B (enExample)
TW (1) TW200736659A (enExample)
WO (1) WO2006098468A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI427242B (zh) * 2011-03-10 2014-02-21 Lite On Electronics Guangzhou 線性光源、導光體及光學掃描模組

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US8253993B2 (en) * 2008-02-20 2012-08-28 Xerox Corporation Dual mirror illumination system for book copier
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US8861888B2 (en) * 2011-03-23 2014-10-14 Panasonic Corporation Image processing device, imaging device, and image processing method
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US10436953B2 (en) 2017-12-01 2019-10-08 Rockwell Automation Technologies Inc. Arched collimating lens forming a disk-like illumination
US10609266B2 (en) 2018-08-21 2020-03-31 Rockwell Automation Technologies, Inc. Camera for wide field of view with an arbitrary aspect ratio
EP3958056B1 (en) * 2019-04-18 2025-02-12 Sony Group Corporation Interchangeable lens, information processing device, information processing method, and program
TWI728883B (zh) * 2020-07-29 2021-05-21 華洋精機股份有限公司 照明設備
US12254644B2 (en) 2021-03-31 2025-03-18 Leica Camera Ag Imaging system and method
US11893668B2 (en) 2021-03-31 2024-02-06 Leica Camera Ag Imaging system and method for generating a final digital image via applying a profile to image information
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI427242B (zh) * 2011-03-10 2014-02-21 Lite On Electronics Guangzhou 線性光源、導光體及光學掃描模組

Also Published As

Publication number Publication date
EP1860864A4 (en) 2009-04-29
EP1860864A1 (en) 2007-11-28
CN101142806A (zh) 2008-03-12
JP2006295914A (ja) 2006-10-26
WO2006098468A1 (ja) 2006-09-21
JP4843344B2 (ja) 2011-12-21
US20080316548A1 (en) 2008-12-25
US8169672B2 (en) 2012-05-01
CN101142806B (zh) 2012-11-28
TW200736659A (en) 2007-10-01

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MM4A Annulment or lapse of patent due to non-payment of fees