GB1450797A - Photographic colour printing apparatus and method for its adjustment - Google Patents

Photographic colour printing apparatus and method for its adjustment

Info

Publication number
GB1450797A
GB1450797A GB4434273A GB4434273A GB1450797A GB 1450797 A GB1450797 A GB 1450797A GB 4434273 A GB4434273 A GB 4434273A GB 4434273 A GB4434273 A GB 4434273A GB 1450797 A GB1450797 A GB 1450797A
Authority
GB
United Kingdom
Prior art keywords
exposure
channel
colour
meter
original
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.)
Expired
Application number
GB4434273A
Other languages
English (en)
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.)
Agfa Gevaert AG
Original Assignee
Agfa Gevaert AG
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 DE19722246544 external-priority patent/DE2246544C3/de
Application filed by Agfa Gevaert AG filed Critical Agfa Gevaert AG
Publication of GB1450797A publication Critical patent/GB1450797A/en
Expired 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)
  • Control Of Exposure In Printing And Copying (AREA)
GB4434273A 1972-09-22 1973-09-21 Photographic colour printing apparatus and method for its adjustment Expired GB1450797A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722246544 DE2246544C3 (de) 1972-09-22 Verfahren und Vorrichtung zur Einstellung eines fotografischen Farbkopiergerätes

Publications (1)

Publication Number Publication Date
GB1450797A true GB1450797A (en) 1976-09-29

Family

ID=5857068

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4434273A Expired GB1450797A (en) 1972-09-22 1973-09-21 Photographic colour printing apparatus and method for its adjustment

Country Status (4)

Country Link
JP (1) JPS5443893B2 (enrdf_load_stackoverflow)
BE (1) BE805002A (enrdf_load_stackoverflow)
CH (1) CH567280A5 (enrdf_load_stackoverflow)
GB (1) GB1450797A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2123968A (en) * 1982-06-10 1984-02-08 Konishiroku Photo Ind Color printer

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6010310B2 (ja) * 1976-11-19 1985-03-16 株式会社リコー カラ−電子写真機の露光方法
JPS57204536A (en) * 1981-06-11 1982-12-15 Konishiroku Photo Ind Co Ltd Regulating device for light source of a photographic printer
JPS6177838A (ja) * 1984-09-26 1986-04-21 Fuji Photo Film Co Ltd 写真焼付装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2123968A (en) * 1982-06-10 1984-02-08 Konishiroku Photo Ind Color printer

Also Published As

Publication number Publication date
CH567280A5 (enrdf_load_stackoverflow) 1975-09-30
BE805002A (nl) 1974-03-19
DE2246544A1 (de) 1974-04-04
JPS4971945A (enrdf_load_stackoverflow) 1974-07-11
DE2246544B2 (de) 1977-03-24
JPS5443893B2 (enrdf_load_stackoverflow) 1979-12-22

Similar Documents

Publication Publication Date Title
US2434561A (en) Color facsimile
US4285009A (en) Apparatus for producing corrected color chromatic components
GB2108689A (en) Photographic colour printing with a scanning memory mask
DE69315789T2 (de) Bildlesevorrichtung
US4286868A (en) Photographic printer with automatic sensor calibration
US4611918A (en) Method of determining the optimum exposure conditions for a color printer
US2710889A (en) Color reproduction
JPS60220659A (ja) カラ−画像出力装置における濃度調整方法
US4172659A (en) Photographic printer with automatic sensor calibration
US4719506A (en) Method for predictably determining halftone dot sizes when altering color in a color separation process prior to scanning
GB1450797A (en) Photographic colour printing apparatus and method for its adjustment
US4344708A (en) Method and apparatus for exposure quantity control in automatic color printer
EP0390172B1 (en) Exposure control method for photographic printer
GB1450796A (en) Photographic colour printing apparatus
US4572657A (en) Color printer
US5699451A (en) Correction of color defects during printing of photographs
US5986741A (en) Imaging apparatus
JPH0449104B2 (enrdf_load_stackoverflow)
US4395752A (en) Digital control process with inverse function table memory
US3298296A (en) Apparatus for automatically controlling exposure in photographic printing machines
JP2000059637A (ja) 色補正方法および画像読取装置
JPS58103605A (ja) 印刷版の画線部の面積率を測定する装置
JPH0545421B2 (enrdf_load_stackoverflow)
JPH0367503B2 (enrdf_load_stackoverflow)
JPS60217153A (ja) 平台校正印刷機

Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee