CA2024632A1 - Dispositif de balayage photoelectrique - Google Patents

Dispositif de balayage photoelectrique

Info

Publication number
CA2024632A1
CA2024632A1 CA2024632A CA2024632A CA2024632A1 CA 2024632 A1 CA2024632 A1 CA 2024632A1 CA 2024632 A CA2024632 A CA 2024632A CA 2024632 A CA2024632 A CA 2024632A CA 2024632 A1 CA2024632 A1 CA 2024632A1
Authority
CA
Canada
Prior art keywords
master
light
optical fiber
fibers
bundle
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
CA2024632A
Other languages
English (en)
Other versions
CA2024632C (fr
Inventor
Beat Frick
Walter Kraft
Karl Ursprung
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.)
Gretag Systems Inc
Original Assignee
Gretag Systems 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 Gretag Systems Inc filed Critical Gretag Systems Inc
Publication of CA2024632A1 publication Critical patent/CA2024632A1/fr
Application granted granted Critical
Publication of CA2024632C publication Critical patent/CA2024632C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G03B27/72—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus
    • G03B27/73—Controlling exposure by variation of spectral composition, e.g. multicolor printers
    • G03B27/735—Controlling exposure by variation of spectral composition, e.g. multicolor printers in dependence upon automatic analysis of the original

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Facsimile Heads (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Microscoopes, Condenser (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
CA002024632A 1989-09-07 1990-09-05 Dispositif de balayage photoelectrique Expired - Fee Related CA2024632C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH3244/89-1 1989-09-07
CH324489 1989-09-07

Publications (2)

Publication Number Publication Date
CA2024632A1 true CA2024632A1 (fr) 1991-03-08
CA2024632C CA2024632C (fr) 2001-02-20

Family

ID=4251768

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002024632A Expired - Fee Related CA2024632C (fr) 1989-09-07 1990-09-05 Dispositif de balayage photoelectrique

Country Status (5)

Country Link
US (1) US5087937A (fr)
EP (1) EP0417042B1 (fr)
JP (1) JP3270931B2 (fr)
CA (1) CA2024632C (fr)
DE (1) DE59005727D1 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9008452D0 (en) * 1990-04-12 1990-06-13 Kodak Ltd Scanner
US5387977A (en) * 1991-09-04 1995-02-07 X-Rite, Incorporated Multiangular color measuring apparatus
US5521708A (en) * 1992-11-25 1996-05-28 Canon Information & Systems, Inc. Correlated color temperature detector
US5532848A (en) * 1992-11-25 1996-07-02 Canon Information Systems, Inc. Method and apparatus for adjusting correlated color temperature
EP0918250B1 (fr) * 1997-11-20 2002-01-23 Gretag Imaging Ag Dispositif de balayage photoélectrique pour un film photographique
US6894303B2 (en) * 2000-06-29 2005-05-17 Essex Electro Engineers, Inc. Method and apparatus for radiographic imaging
US6696698B2 (en) * 2000-06-29 2004-02-24 Essex Electro Engineers, Inc. Method and apparatus for radiographic imaging
US20040021101A1 (en) * 2000-06-29 2004-02-05 Essex Electro Engineers, Inc. Method and apparatus for radiographic imaging
DE102008025194A1 (de) 2008-05-27 2009-12-03 Wimmer, Michaela Lichtquelle zur linearen Ausleuchtung von transparenten Informationsträgern in digitalen Abtastsystemen
JP6997469B2 (ja) 2016-07-17 2022-01-17 アイオー テック グループ リミテッド レーザー励起材料分注のためのキットおよびシステム

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2300970A (en) * 1940-02-28 1942-11-03 Gen Aniline & Film Corp Apparatus for printing subtractive multicolor images
US3677641A (en) * 1970-08-24 1972-07-18 Eastman Kodak Co Photographic printing apparatus
US3676641A (en) * 1971-01-15 1972-07-11 Wallace A Olson Apparatus for assisting in the curing of concrete and for heating
US3944362A (en) * 1974-09-24 1976-03-16 Dailey John L Method and apparatus for determining the time intensity integral of the exposure of a negative onto photographic paper
US4082465A (en) * 1974-09-25 1978-04-04 Agfa-Gevaert, A.G. Determination of extreme density values of photographic originals
DE2459456C2 (de) * 1974-12-16 1986-04-03 Gretag AG, Regensdorf, Zürich Verfahren zur Steuerung der Belichtung bei der Herstellung von fotografischen Farbkopien
JPS5832338B2 (ja) * 1975-06-21 1983-07-12 コニカ株式会社 走査型カラ−濃度計
IT1070519B (it) * 1976-09-02 1985-03-29 Durst Spa Fabbrica Macchine Ed Strumento di misura per la deter minazione della composizione cromatica della luce copiatrice in apparecchi per l ingrandimento fotografico
CH637223A5 (en) * 1978-12-04 1983-07-15 Agfa Gevaert Ag Method and device for determining the copier light quantities in the copying of colour documents
US4352550A (en) * 1979-12-13 1982-10-05 Iwatsu Electric Co., Ltd. Combination of circular/straight line light beam scan transforming apparatus and optical device and method of fabricating circular/straight line transforming device
JPS57210369A (en) * 1981-05-22 1982-12-23 Toshiba Corp Original density detector of image forming device
DE3146872A1 (de) * 1981-11-26 1983-06-01 Philips Patentverwaltung Gmbh, 2000 Hamburg Optischer drucker
US4760421A (en) * 1984-02-17 1988-07-26 Photon Devices, Ltd. Graphic printing device including a fiber optic bundle with electronic means for providing coherence
US4748680A (en) * 1986-08-08 1988-05-31 Photon Devices, Ltd. Color document scanner
US4933710A (en) * 1987-06-12 1990-06-12 Eastman Kodak Company Filter apparatus use in a photographic printer
FR2621710A1 (fr) * 1987-10-09 1989-04-14 Kis Photo Ind Dispositif combine pour l'analyse chromatique d'un film negatif photographique a tirer, pour le tirage de films negatifs photographiques et pour la mesure en densite optique en reflexion d'un papier photosensible insole et developpe
EP0489719B1 (fr) * 1987-10-15 1994-08-03 Gretag Imaging Ag Méthode de réglage d'exposition pour un coupieur photographique en couleurs
DE3737775C2 (de) * 1987-11-06 1997-05-07 Agfa Gevaert Ag Verfahren und Vorrichtung zur Messung der Dichtewerte einer Kopiervorlage
US4975729A (en) * 1990-01-22 1990-12-04 Photon Imaging Corp. Electronic printer using a fiber optic bundle and a linear, one-dimensional light source
US4975728A (en) * 1990-02-08 1990-12-04 Photon Imaging Corp. Flying spot scanner-printer

Also Published As

Publication number Publication date
DE59005727D1 (de) 1994-06-23
JP3270931B2 (ja) 2002-04-02
EP0417042B1 (fr) 1994-05-18
JPH03143164A (ja) 1991-06-18
CA2024632C (fr) 2001-02-20
EP0417042A1 (fr) 1991-03-13
US5087937A (en) 1992-02-11

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed