IT1074017B - Sistema di illuminazione per macchine copiatrici - Google Patents

Sistema di illuminazione per macchine copiatrici

Info

Publication number
IT1074017B
IT1074017B IT26820/76A IT2682076A IT1074017B IT 1074017 B IT1074017 B IT 1074017B IT 26820/76 A IT26820/76 A IT 26820/76A IT 2682076 A IT2682076 A IT 2682076A IT 1074017 B IT1074017 B IT 1074017B
Authority
IT
Italy
Prior art keywords
lighting system
copier machines
copier
machines
lighting
Prior art date
Application number
IT26820/76A
Other languages
English (en)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT1074017B publication Critical patent/IT1074017B/it

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
    • H04N1/0285—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 at least one reflector which is in fixed relation to the light source
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • F21V7/07—Optical design with hyperbolic curvature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • F21V7/08—Optical design with elliptical curvature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • F21V7/09—Optical design with a combination of different curvatures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F21V7/24—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by the material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/04—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for filtering out infrared radiation
    • 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
    • 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
    • H04N1/02845—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
    • H04N1/0287—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 a tubular lamp or a combination of such lamps
    • 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)
  • General Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
IT26820/76A 1975-10-06 1976-09-03 Sistema di illuminazione per macchine copiatrici IT1074017B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US62008675A 1975-10-06 1975-10-06

Publications (1)

Publication Number Publication Date
IT1074017B true IT1074017B (it) 1985-04-17

Family

ID=24484516

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26820/76A IT1074017B (it) 1975-10-06 1976-09-03 Sistema di illuminazione per macchine copiatrici

Country Status (9)

Country Link
US (1) US4095881A (it)
JP (1) JPS5244645A (it)
AR (1) AR208823A1 (it)
BR (1) BR7606690A (it)
CA (1) CA1068244A (it)
DE (1) DE2634241A1 (it)
FR (1) FR2327579A1 (it)
GB (1) GB1502729A (it)
IT (1) IT1074017B (it)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5480738A (en) * 1977-12-09 1979-06-27 Canon Inc Optical system for copying apparatus
JPS54133348A (en) * 1978-04-07 1979-10-17 Canon Inc Slit lighting device
GB2024438B (en) 1978-06-30 1983-04-27 Canon Kk Electrophotographic copier
DE2954647C2 (de) * 1978-06-30 1994-03-03 Canon Kk Kopiergerät mit einstellbarer Lichtquellenleistung
DE3008653A1 (de) * 1979-03-09 1980-09-11 Canon Kk Schlitzbeleuchtungsvorrichtung
US4300831A (en) * 1979-03-16 1981-11-17 Ricoh Company, Ltd. Slit exposure type illumination apparatus
US4459618A (en) * 1979-09-12 1984-07-10 The Mead Corporation Line source illuminator
HU180333B (en) * 1980-03-07 1983-02-28 Egyesuelt Izzolampa Reflecting mirror for decreasing the luminous rays being in the infrared region
JPS56126863A (en) * 1980-03-11 1981-10-05 Ricoh Co Ltd Lighting equipment of copying machine
US4386292A (en) * 1980-07-02 1983-05-31 Gte Products Corporation Projection lamp comprising single ended arc discharge lamp and an interference filter
JPS5737343A (en) * 1980-08-19 1982-03-01 Kondo Shirubania Kk Light image signal forming device
US4385344A (en) * 1980-08-29 1983-05-24 Dentsply Research & Development Corp. Visible light apparatus for curing photo-curable compositions
US4422100A (en) * 1982-03-08 1983-12-20 The Mead Corporation Document scanning apparatus
US4506152A (en) * 1982-07-12 1985-03-19 Ncr Canada Ltd. - Ncr Canada Ltee Illumination system
JPS5948775A (ja) * 1982-09-10 1984-03-21 Toshiba Corp 画像形成装置
DE3246547C2 (de) * 1982-12-16 1986-07-10 Trilux-Lenze Gmbh + Co Kg, 5760 Arnsberg Leuchte
US4553193A (en) * 1983-02-01 1985-11-12 Gamma One Conversions, Inc. Scanning light system
WO1984003350A1 (en) * 1983-02-18 1984-08-30 Terminal Data Corp Lamphouse
JPS59178445A (ja) * 1983-03-30 1984-10-09 Canon Inc 照明装置
DD219731A1 (de) * 1983-11-14 1985-03-13 Polygraph Leipzig Einrichtung zur messung der farbdichte
JPS617445A (ja) * 1984-06-21 1986-01-14 Toshiba Corp 銅酸化被膜の酸化度判別装置
US4604680A (en) * 1985-04-25 1986-08-05 Gte Products Corporation Infrared floodlight
JPS61262728A (ja) * 1985-05-17 1986-11-20 Dainippon Screen Mfg Co Ltd 複写機の光源冷却装置
JPH047364Y2 (it) * 1985-08-05 1992-02-27
EP0216330B1 (de) * 1985-09-27 1992-01-22 Hoechst Aktiengesellschaft Beleuchtungseinrichtung in einem Projektionskopiergerät
JPS62212657A (ja) * 1986-03-14 1987-09-18 Oak Seisakusho:Kk 移送式の両面露光装置
US5227821A (en) * 1987-04-30 1993-07-13 Nview Corporation Liquid crystal display for projection systems
US5255029A (en) * 1987-04-30 1993-10-19 Nview Corporation Liquid crystal display for projection systems
US4935770A (en) * 1987-05-04 1990-06-19 Xerox Corporation Document imaging system compensated for high intensity blue spectral lamp intensity
JPS63307446A (ja) * 1987-06-05 1988-12-15 ザ　ミード　コーポレーション カラ−プリンタ用露光装置
JPH01115728U (it) * 1988-01-29 1989-08-03
US5059146A (en) * 1990-02-22 1991-10-22 Welch Allyn, Inc. Method of adjusting a light source for color temperature and chromaticity
US5327171A (en) * 1992-05-26 1994-07-05 United Parcel Service Of America, Inc. Camera system optics
JPH0843959A (ja) * 1994-07-29 1996-02-16 Fuji Photo Film Co Ltd 写真焼付装置用照射光源装置
US5563700A (en) * 1995-05-05 1996-10-08 Aluminum Company Of America Method and apparatus for testing the material integrity of a converted can end
DE19532877A1 (de) * 1995-09-06 1997-03-13 Giesecke & Devrient Gmbh Vorrichtung zur linienförmigen Beleuchtung von Blattgut, wie z. B. Banknoten oder Wertpapiere
FR2738622B1 (fr) * 1995-09-13 1997-11-28 Virag Sa Ensemble d'eclairage par source de lumiere deportee, equipe d'une chicane thermique, et candelabre incorporant un tel ensemble d'eclairage
US5715040A (en) * 1995-10-12 1998-02-03 Kabushiki Kaisha Toshiba Illumination aperture of low intensity loss
US5833360A (en) * 1996-10-17 1998-11-10 Compaq Computer Corporation High efficiency lamp apparatus for producing a beam of polarized light
CA2320478A1 (en) * 1998-02-05 1999-08-12 Studio Due Light Division S.R.L. Projector device with linear reflector
DE19944761A1 (de) * 1999-09-17 2001-03-22 Basys Print Gmbh Systeme Fuer Vorrichtung und Verfahren zur wellenlängenabhängigen Lichtauskupplung
GB0202299D0 (en) 2002-02-01 2002-03-20 Bae Systems Plc Light cover
EP1677163B1 (en) * 2004-10-18 2009-09-02 Ricoh Company, Ltd. A document illuminating apparatus, a document reading apparatus and an image forming apparatus capable of efficiently cooling with compact size
US7839384B2 (en) * 2005-02-26 2010-11-23 Hewlett-Packard Development Company, L.P. Detecting light to determine position of object
US7621646B2 (en) * 2006-07-05 2009-11-24 Hewlett-Packard Development Company Curved band-pass filter
US20080055923A1 (en) * 2006-09-06 2008-03-06 Miller Jack V High efficiency light projector
KR20240033940A (ko) * 2022-09-06 2024-03-13 현대자동차주식회사 모빌리티용 적외선 램프 장치 및 시스템

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3038372A (en) * 1958-03-21 1962-06-12 Bell & Howell Co Lantern slide illuminating system
US3270194A (en) * 1964-06-24 1966-08-30 Minnesota Mining & Mfg Light exposure apparatus
US3455622A (en) * 1964-06-29 1969-07-15 George D Cooper Lighting device for transmitting visible radiant energies to inaccessible places
US3411847A (en) * 1966-04-08 1968-11-19 Durst Ag Light projecting device for photographic printer
US3532424A (en) * 1967-11-16 1970-10-06 Addressograph Multigraph Elliptical reflector for photocopying machine
US3745325A (en) * 1971-08-17 1973-07-10 Eastman Kodak Co Photographic light
JPS5423308Y2 (it) * 1973-08-09 1979-08-10
JPS5422349Y2 (it) * 1974-02-07 1979-08-04
JPS5123724A (en) * 1974-08-06 1976-02-25 Ricoh Kk Fukushakitoniokeru suritsutoshomeisochi

Also Published As

Publication number Publication date
DE2634241A1 (de) 1977-04-14
AR208823A1 (es) 1977-02-28
BR7606690A (pt) 1977-11-16
GB1502729A (en) 1978-03-01
FR2327579A1 (fr) 1977-05-06
CA1068244A (en) 1979-12-18
JPS5525422B2 (it) 1980-07-05
US4095881A (en) 1978-06-20
JPS5244645A (en) 1977-04-07
FR2327579B1 (it) 1979-09-28

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