JPS62146130U - - Google Patents

Info

Publication number
JPS62146130U
JPS62146130U JP1986034857U JP3485786U JPS62146130U JP S62146130 U JPS62146130 U JP S62146130U JP 1986034857 U JP1986034857 U JP 1986034857U JP 3485786 U JP3485786 U JP 3485786U JP S62146130 U JPS62146130 U JP S62146130U
Authority
JP
Japan
Prior art keywords
light
optical path
illumination optical
reflector
sub
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.)
Granted
Application number
JP1986034857U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0443860Y2 (US06373033-20020416-M00071.png
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 filed Critical
Priority to JP1986034857U priority Critical patent/JPH0443860Y2/ja
Priority to US07/022,821 priority patent/US4728995A/en
Publication of JPS62146130U publication Critical patent/JPS62146130U/ja
Application granted granted Critical
Publication of JPH0443860Y2 publication Critical patent/JPH0443860Y2/ja
Expired legal-status Critical Current

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
    • H04N1/02845—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
    • H04N1/0286—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 in combination with a light integrating, concentrating or defusing cavity
    • 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
    • G03B27/542—Lamp housings; Illuminating means for copying cameras, reflex exposure lighting
    • 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
    • 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
    • H04N1/02815—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • Control Of Exposure In Printing And Copying (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
JP1986034857U 1986-03-11 1986-03-11 Expired JPH0443860Y2 (US06373033-20020416-M00071.png)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1986034857U JPH0443860Y2 (US06373033-20020416-M00071.png) 1986-03-11 1986-03-11
US07/022,821 US4728995A (en) 1986-03-11 1987-03-06 Device for adjusting exposure amount

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986034857U JPH0443860Y2 (US06373033-20020416-M00071.png) 1986-03-11 1986-03-11

Publications (2)

Publication Number Publication Date
JPS62146130U true JPS62146130U (US06373033-20020416-M00071.png) 1987-09-16
JPH0443860Y2 JPH0443860Y2 (US06373033-20020416-M00071.png) 1992-10-16

Family

ID=12425845

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986034857U Expired JPH0443860Y2 (US06373033-20020416-M00071.png) 1986-03-11 1986-03-11

Country Status (2)

Country Link
US (1) US4728995A (US06373033-20020416-M00071.png)
JP (1) JPH0443860Y2 (US06373033-20020416-M00071.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012110000A (ja) * 2011-12-26 2012-06-07 Ricoh Co Ltd 照明装置、画像読取装置、画像形成装置

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01167777A (ja) * 1987-12-23 1989-07-03 Minolta Camera Co Ltd 複写機
US5191328A (en) * 1990-06-13 1993-03-02 Donald L. Gambill Trailer hitching aid and method using reception delay of different velocity signals
TW527817B (en) * 2000-08-11 2003-04-11 Canon Kk Image sensor and image reading apparatus
JP5071495B2 (ja) * 2010-03-04 2012-11-14 ウシオ電機株式会社 光源装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4142549A (en) * 1977-09-19 1979-03-06 The B. F. Goodrich Company Relief valve
US4257086A (en) * 1979-10-22 1981-03-17 Koehler Manufacturing Company Method and apparatus for controlling radiant energy
US4333130A (en) * 1980-02-28 1982-06-01 Canon Kabushiki Kaisha Slit illuminating device
JPS5971342U (ja) * 1982-11-04 1984-05-15 シャープ株式会社 光量調整装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012110000A (ja) * 2011-12-26 2012-06-07 Ricoh Co Ltd 照明装置、画像読取装置、画像形成装置

Also Published As

Publication number Publication date
US4728995A (en) 1988-03-01
JPH0443860Y2 (US06373033-20020416-M00071.png) 1992-10-16

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