NL8301858A - Reproductie-camera. - Google Patents

Reproductie-camera. Download PDF

Info

Publication number
NL8301858A
NL8301858A NL8301858A NL8301858A NL8301858A NL 8301858 A NL8301858 A NL 8301858A NL 8301858 A NL8301858 A NL 8301858A NL 8301858 A NL8301858 A NL 8301858A NL 8301858 A NL8301858 A NL 8301858A
Authority
NL
Netherlands
Prior art keywords
image
exposure
original
exposure time
signal
Prior art date
Application number
NL8301858A
Other languages
English (en)
Dutch (nl)
Original Assignee
Oce Helioprint As
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 Oce Helioprint As filed Critical Oce Helioprint As
Priority to NL8301858A priority Critical patent/NL8301858A/nl
Priority to DE8484200635T priority patent/DE3462719D1/de
Priority to EP84200635A priority patent/EP0127913B1/en
Priority to JP59105643A priority patent/JPS6083935A/ja
Priority to DK255984A priority patent/DK157268C/da
Priority to US06/614,451 priority patent/US4558945A/en
Publication of NL8301858A publication Critical patent/NL8301858A/nl

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/4209—Photoelectric exposure meters for determining the exposure time in recording or reproducing
    • G01J1/4219—Photoelectric exposure meters for determining the exposure time in recording or reproducing specially adapted for enlargers
    • 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
    • G03B27/80—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus in dependence upon automatic analysis of the original

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Exposure In Printing And Copying (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Projection-Type Copiers In General (AREA)
NL8301858A 1983-05-26 1983-05-26 Reproductie-camera. NL8301858A (nl)

Priority Applications (6)

Application Number Priority Date Filing Date Title
NL8301858A NL8301858A (nl) 1983-05-26 1983-05-26 Reproductie-camera.
DE8484200635T DE3462719D1 (en) 1983-05-26 1984-05-04 Reproduction camera
EP84200635A EP0127913B1 (en) 1983-05-26 1984-05-04 Reproduction camera
JP59105643A JPS6083935A (ja) 1983-05-26 1984-05-24 複写用カメラ
DK255984A DK157268C (da) 1983-05-26 1984-05-24 Reproduktionskamera
US06/614,451 US4558945A (en) 1983-05-26 1984-05-25 Reproduction camera with system to correct exposure for stray light

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8301858 1983-05-26
NL8301858A NL8301858A (nl) 1983-05-26 1983-05-26 Reproductie-camera.

Publications (1)

Publication Number Publication Date
NL8301858A true NL8301858A (nl) 1984-12-17

Family

ID=19841906

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8301858A NL8301858A (nl) 1983-05-26 1983-05-26 Reproductie-camera.

Country Status (6)

Country Link
US (1) US4558945A (da)
EP (1) EP0127913B1 (da)
JP (1) JPS6083935A (da)
DE (1) DE3462719D1 (da)
DK (1) DK157268C (da)
NL (1) NL8301858A (da)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07113961B2 (ja) * 1985-08-05 1995-12-06 キヤノン株式会社 信号処理装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT274423B (de) * 1966-02-04 1969-09-25 Pentacon Dresden Veb Vorrichtung zur punktweisen Messung der partiellen Leuchtdichten eines transparenten Bildträgers
US3611159A (en) * 1968-12-23 1971-10-05 Robertson Photo Mechanix Inc Automatic-exposure-programming apparatus for a camera
US3619055A (en) * 1969-06-05 1971-11-09 Sargent Welch Scientific Co Exposure control device
US3712730A (en) * 1971-03-22 1973-01-23 Enivar Enterprises Inc Automatic density setting apparatus
US3796491A (en) * 1971-09-09 1974-03-12 Logetronics Inc Copy density reading and exposure control system
CH541823A (de) * 1972-05-25 1973-09-15 Tymac Von Schulthess Rechberg Belichtungs-Steuergerät
JPS5518645A (en) * 1978-07-25 1980-02-08 Ikeda Denki Kk Automatic exposure control type lighting device of copying machine
JPS576869A (en) * 1980-06-16 1982-01-13 Noritsu Koki Kk Control system for quantity of light in printer
US4408873A (en) * 1980-12-08 1983-10-11 Labrum Ervin D Color correction adapter for photographic enlargers
DK147954B (da) * 1981-03-31 1985-01-14 Eskofot As Fremgangsmaade og apparat til styring af kontrasten ved reproduktion
US4618254A (en) * 1982-10-15 1986-10-21 Ncr Canada Ltd Automatic light control system

Also Published As

Publication number Publication date
EP0127913B1 (en) 1987-03-18
US4558945A (en) 1985-12-17
DE3462719D1 (en) 1987-04-23
EP0127913A1 (en) 1984-12-12
DK255984A (da) 1984-11-27
DK157268C (da) 1990-04-30
JPS6083935A (ja) 1985-05-13
DK255984D0 (da) 1984-05-24
DK157268B (da) 1989-11-27

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Legal Events

Date Code Title Description
A1B A search report has been drawn up
A85 Still pending on 85-01-01
BV The patent application has lapsed