NL8001501A - Inrichting voor het fotografisch afdrukken met intensiteitmodulatie en snelheidmodulatie. - Google Patents

Inrichting voor het fotografisch afdrukken met intensiteitmodulatie en snelheidmodulatie. Download PDF

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Publication number
NL8001501A
NL8001501A NL8001501A NL8001501A NL8001501A NL 8001501 A NL8001501 A NL 8001501A NL 8001501 A NL8001501 A NL 8001501A NL 8001501 A NL8001501 A NL 8001501A NL 8001501 A NL8001501 A NL 8001501A
Authority
NL
Netherlands
Prior art keywords
replicator
photographic printing
current
electron beam
light sensor
Prior art date
Application number
NL8001501A
Other languages
English (en)
Dutch (nl)
Original Assignee
Logetronics 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 Logetronics Inc filed Critical Logetronics Inc
Publication of NL8001501A publication Critical patent/NL8001501A/nl

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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
    • G03B27/725—Optical projection devices wherein the contrast is controlled electrically (e.g. cathode ray tube masking)

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Projection-Type Copiers In General (AREA)
  • Control Of Exposure In Printing And Copying (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
NL8001501A 1979-06-21 1980-03-13 Inrichting voor het fotografisch afdrukken met intensiteitmodulatie en snelheidmodulatie. NL8001501A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/050,901 US4265532A (en) 1979-06-21 1979-06-21 Photo printing by intensity and velocity modulation
US5090179 1979-06-21

Publications (1)

Publication Number Publication Date
NL8001501A true NL8001501A (nl) 1980-12-23

Family

ID=21968176

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8001501A NL8001501A (nl) 1979-06-21 1980-03-13 Inrichting voor het fotografisch afdrukken met intensiteitmodulatie en snelheidmodulatie.

Country Status (11)

Country Link
US (1) US4265532A (ru)
JP (1) JPS565531A (ru)
CA (1) CA1131968A (ru)
CH (1) CH650598A5 (ru)
DD (1) DD150512A5 (ru)
DE (1) DE3010945C2 (ru)
FR (1) FR2459503A1 (ru)
GB (1) GB2051385B (ru)
NL (1) NL8001501A (ru)
SE (1) SE436941B (ru)
SU (1) SU1367869A3 (ru)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3225882A1 (de) * 1981-06-05 1983-04-07 LogEtronics Inc., 22150 Springfield, Va. Farbkopierverfahren mit einer durch abtastung ermittelten, gespeicherten maske
US4344699A (en) * 1981-06-05 1982-08-17 Log Etronics, Inc. Exposure and contrast determination by prescanning in electronic photoprinting systems
US4394089A (en) * 1981-09-23 1983-07-19 Logetronics, Inc. Color photoprinting with a scanning memory mask
US4526463A (en) * 1982-07-30 1985-07-02 CH2 M Hill, Inc. Apparatus for exposing photosensitive media
US4511925A (en) * 1982-08-16 1985-04-16 Mackenroth Iii Joseph R High intensity ultraviolet light video imaging apparatus
US4521104A (en) * 1983-11-29 1985-06-04 Craig Dwin R Apparatus and method for producing photographic records of transparencies
US4601572A (en) * 1985-04-09 1986-07-22 Mcgraw-Hill, Inc. Microfilming system with zone controlled adaptive lighting
US4707124A (en) * 1985-09-03 1987-11-17 CH2 M Hill, Inc. Apparatus for exposing photosensitive media
JPS62298728A (ja) * 1986-06-18 1987-12-25 Fujitsu Ltd 照度測定装置
US4816863A (en) * 1986-11-25 1989-03-28 E. I. Du Pont De Nemours And Company Exposure control system for continuous tone electrophotographic film
JPH0672999B2 (ja) * 1987-03-09 1994-09-14 富士写真フイルム株式会社 カラープリンタ
US4829339A (en) * 1987-05-26 1989-05-09 Silhouette Technology, Inc. Film printing/reading system
US4922284A (en) * 1987-05-26 1990-05-01 Silhouette Technology, Inc. Film printing/reading system
US4924254A (en) * 1987-05-26 1990-05-08 Silhouette Technology, Inc. Film printing/reading system
US5120127A (en) * 1987-05-26 1992-06-09 Silhouette Technology Inc. Determining the position of light emanating from a surface area
JPS644429U (ru) * 1987-06-29 1989-01-11
US4814597A (en) * 1987-11-30 1989-03-21 University Of Utah Research Foundation Apparatus and method for enhancing radiographs and the like
US4903141A (en) * 1989-02-27 1990-02-20 Eastman Kodak Company Apparatus for electronically duplicating film images while maintaining a high degree of image quality
US4965679A (en) * 1989-02-27 1990-10-23 Eastman Kodak Company Method for electronically duplicating film images while maintaining a high degree of image quality
US5030986A (en) * 1989-05-04 1991-07-09 Silhouette Technology, Inc. Film printing and reading system
WO1990013847A1 (en) * 1989-05-04 1990-11-15 Silhouette Technology, Incorporated Film printing/reading system and method and apparatus for forming a recording on a recording medium
US4965621A (en) * 1989-11-17 1990-10-23 Eastman Kodak Company Compact light collimator for a scanning contact printer
US5070358A (en) * 1990-03-16 1991-12-03 Stouffer Industries Inc. Custom contact printer for selective visual contact printing
US5473358A (en) * 1993-12-21 1995-12-05 Xerox Corporation Multi-level xerography exposure control through multi-beam overscan
US5835121A (en) * 1995-04-21 1998-11-10 Xerox Corporation Pixel exposure control for a raster output scanner in an electrophotographic printer
US6011576A (en) * 1998-01-08 2000-01-04 Xerox Corporation Exposure control for a raster output scanner in a multicolor electrophotographic printer

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2842025A (en) * 1954-09-02 1958-07-08 Logetronics Inc Photographic method
US3011395A (en) * 1957-06-17 1961-12-05 Logetronics Inc Photographic method
US3041932A (en) * 1957-09-24 1962-07-03 Hunter Penrose Ltd Photographic colour reproduction apparatus
US3036497A (en) * 1959-10-19 1962-05-29 Logetronics Inc Photographic dodging apparatus
US3115807A (en) * 1960-06-17 1963-12-31 Logetronics Inc Electronic masking
CH453878A (de) * 1965-02-12 1968-03-31 Gretag Ag Photographisches Reproduktionsverfahren und Einrichtung zur Durchführung dieses Verfahrens
DE2408019C2 (de) * 1974-02-20 1985-09-19 Agfa-Gevaert Ag, 5090 Leverkusen Verfahren und Vorrichtung zur Abtastung und Aufzeichnung von bildmäßigen Vorlagen
US3988602A (en) * 1975-02-03 1976-10-26 Goodyear Aerospace Corporation Method and apparatus for enhancing data
JPS5287024A (en) * 1976-01-14 1977-07-20 Agency Of Ind Science & Technol Recording means for chiaroscuro image
JPS5857091B2 (ja) * 1976-04-26 1983-12-19 工業技術院長 濃淡画像記録装置

Also Published As

Publication number Publication date
CH650598A5 (de) 1985-07-31
GB2051385B (en) 1983-05-18
JPS565531A (en) 1981-01-21
CA1131968A (en) 1982-09-21
DD150512A5 (de) 1981-09-02
US4265532A (en) 1981-05-05
FR2459503A1 (fr) 1981-01-09
SE436941B (sv) 1985-01-28
DE3010945A1 (de) 1981-01-15
SE8001943L (sv) 1980-12-22
SU1367869A3 (ru) 1988-01-15
GB2051385A (en) 1981-01-14
DE3010945C2 (de) 1986-01-23
FR2459503B1 (ru) 1985-02-15

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Legal Events

Date Code Title Description
A1A A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
BV The patent application has lapsed