DK279981A - PROCEDURE FOR MANAGING A EXPOSURE TIME DUE TO THE RECIPROCITY LAW ERROR OF A SENSITIVE MATERIAL - Google Patents

PROCEDURE FOR MANAGING A EXPOSURE TIME DUE TO THE RECIPROCITY LAW ERROR OF A SENSITIVE MATERIAL

Info

Publication number
DK279981A
DK279981A DK279981A DK279981A DK279981A DK 279981 A DK279981 A DK 279981A DK 279981 A DK279981 A DK 279981A DK 279981 A DK279981 A DK 279981A DK 279981 A DK279981 A DK 279981A
Authority
DK
Denmark
Prior art keywords
managing
procedure
exposure time
sensitive material
time due
Prior art date
Application number
DK279981A
Other languages
Danish (da)
Inventor
T Takagi
H Yonehara
Original Assignee
Dainippon Screen Mfg
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
Priority claimed from JP8644280A external-priority patent/JPS5713443A/en
Priority claimed from JP16559980A external-priority patent/JPS5789748A/en
Application filed by Dainippon Screen Mfg filed Critical Dainippon Screen Mfg
Publication of DK279981A publication Critical patent/DK279981A/en

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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/091—Digital circuits
    • G03B7/097—Digital circuits for control of both exposure time and aperture

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Exposure In Printing And Copying (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Exposure Control For Cameras (AREA)
DK279981A 1980-06-27 1981-06-25 PROCEDURE FOR MANAGING A EXPOSURE TIME DUE TO THE RECIPROCITY LAW ERROR OF A SENSITIVE MATERIAL DK279981A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8644280A JPS5713443A (en) 1980-06-27 1980-06-27 Controlling method for exposure time of photoengraving camera
JP16559980A JPS5789748A (en) 1980-11-25 1980-11-25 Exposure time controlling method of picture copying device

Publications (1)

Publication Number Publication Date
DK279981A true DK279981A (en) 1981-12-28

Family

ID=26427562

Family Applications (1)

Application Number Title Priority Date Filing Date
DK279981A DK279981A (en) 1980-06-27 1981-06-25 PROCEDURE FOR MANAGING A EXPOSURE TIME DUE TO THE RECIPROCITY LAW ERROR OF A SENSITIVE MATERIAL

Country Status (6)

Country Link
DE (1) DE3124693C2 (en)
DK (1) DK279981A (en)
ES (1) ES503365A0 (en)
FR (1) FR2485757A1 (en)
GB (1) GB2078986B (en)
IT (1) IT1171341B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5756836A (en) * 1980-09-22 1982-04-05 Dainippon Screen Mfg Co Ltd Method and device for correcting anti-reciprocity law in case of color reproduction
DE3603249A1 (en) * 1986-02-03 1987-08-06 Hauck Gmbh Exposure timer for photographic materials

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1046497B (en) * 1957-06-19 1958-12-11 Agfa Ag Timing device for photographic copiers
DE1497371C3 (en) * 1965-03-10 1974-01-10 Agfa-Gevaert Ag, 5090 Leverkusen Process for regulating the exposure time of copiers
GB1311470A (en) * 1969-11-19 1973-03-28 Littlejohn Co Ltd Sidney R Photographic reproduction cameras
SE363173B (en) * 1972-05-25 1974-01-07 Misomex Ab
DE2251334C3 (en) * 1972-10-19 1980-04-10 Eskofot A/S, Ballerup (Daenemark) Repro camera
US4168120A (en) * 1978-04-17 1979-09-18 Pako Corporation Automatic exposure corrections for photographic printer

Also Published As

Publication number Publication date
FR2485757B1 (en) 1984-12-21
GB2078986B (en) 1984-06-27
IT1171341B (en) 1987-06-10
DE3124693A1 (en) 1982-02-25
ES8300206A1 (en) 1982-10-01
IT8148784A0 (en) 1981-06-26
DE3124693C2 (en) 1987-02-19
GB2078986A (en) 1982-01-13
FR2485757A1 (en) 1981-12-31
ES503365A0 (en) 1982-10-01

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Legal Events

Date Code Title Description
ARF Application refused