CH596573A5 - - Google Patents
Info
- Publication number
- CH596573A5 CH596573A5 CH1060575A CH1060575A CH596573A5 CH 596573 A5 CH596573 A5 CH 596573A5 CH 1060575 A CH1060575 A CH 1060575A CH 1060575 A CH1060575 A CH 1060575A CH 596573 A5 CH596573 A5 CH 596573A5
- Authority
- CH
- Switzerland
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)
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1060575A CH596573A5 (ja) | 1975-08-14 | 1975-08-14 | |
US05/713,196 US4092067A (en) | 1975-08-14 | 1976-08-10 | Printing method |
GB33307/76A GB1552646A (en) | 1975-08-14 | 1976-08-10 | Method of determining exposure |
DE2636337A DE2636337C2 (de) | 1975-08-14 | 1976-08-12 | Verfahren zur Steuerung der Belichtung bei der Herstellung fotografischer Kopien |
CA258,951A CA1074163A (en) | 1975-08-14 | 1976-08-12 | Controlling printing exposure using point-by-point scanning |
BE169785A BE845161A (fr) | 1975-08-14 | 1976-08-13 | Procede de commande de l'exposition pour la realisation de reproductions photographiques |
IT50881/76A IT1073668B (it) | 1975-08-14 | 1976-08-13 | Procedimento per la regolazione dell esposizione nella realizzazione di copie fotografiche |
NL7609041A NL7609041A (nl) | 1975-08-14 | 1976-08-13 | Werkwijze voor het regelen van de belichting bij de vervaardiging van fotografische copieen. |
FR7624835A FR2321140A1 (fr) | 1975-08-14 | 1976-08-13 | Procede de commande de l'exposition pour la realisation de reproductions photographiques |
JP51096624A JPS6025772B2 (ja) | 1975-08-14 | 1976-08-14 | 露光制御法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1060575A CH596573A5 (ja) | 1975-08-14 | 1975-08-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH596573A5 true CH596573A5 (ja) | 1978-03-15 |
Family
ID=4364973
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1060575A CH596573A5 (ja) | 1975-08-14 | 1975-08-14 |
Country Status (10)
Country | Link |
---|---|
US (1) | US4092067A (ja) |
JP (1) | JPS6025772B2 (ja) |
BE (1) | BE845161A (ja) |
CA (1) | CA1074163A (ja) |
CH (1) | CH596573A5 (ja) |
DE (1) | DE2636337C2 (ja) |
FR (1) | FR2321140A1 (ja) |
GB (1) | GB1552646A (ja) |
IT (1) | IT1073668B (ja) |
NL (1) | NL7609041A (ja) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4168121A (en) * | 1978-04-17 | 1979-09-18 | Pako Corporation | Automatic snow/beach correction for photographic printer |
US4168120A (en) * | 1978-04-17 | 1979-09-18 | Pako Corporation | Automatic exposure corrections for photographic printer |
JPS5526571A (en) * | 1978-08-16 | 1980-02-26 | Fuji Photo Film Co Ltd | Color correcting method of original color picture |
US4279502A (en) * | 1978-09-15 | 1981-07-21 | Agfa-Gevaert, A.G. | Method of and apparatus for determining the copying light amounts for copying from color originals |
EP0012713B1 (de) * | 1978-10-20 | 1983-04-27 | GRETAG Aktiengesellschaft | Verfahren zur Steuerung der Belichtung bei der Herstellung fotografischer Kopien |
DE2925264A1 (de) * | 1979-06-22 | 1981-01-15 | Agfa Gevaert Ag | Verfahren zur bestimmung von korrekturwerten |
JPS56119820A (en) * | 1980-02-27 | 1981-09-19 | Canon Inc | Photometric system |
US4397545A (en) * | 1980-04-30 | 1983-08-09 | Fuji Photo Film Co., Ltd. | Exposure control method |
JPS56153334A (en) * | 1980-04-30 | 1981-11-27 | Fuji Photo Film Co Ltd | Exposure control method |
JPS56153335A (en) * | 1980-04-30 | 1981-11-27 | Fuji Photo Film Co Ltd | Exposure control method |
US4394089A (en) * | 1981-09-23 | 1983-07-19 | Logetronics, Inc. | Color photoprinting with a scanning memory mask |
US4344699A (en) * | 1981-06-05 | 1982-08-17 | Log Etronics, Inc. | Exposure and contrast determination by prescanning in electronic photoprinting systems |
US4509853A (en) * | 1982-12-02 | 1985-04-09 | Mcgahan Mark J | Systematic color reference |
DE3407064A1 (de) * | 1983-02-28 | 1984-08-30 | Canon K.K., Tokio/Tokyo | Bildreproduktionsgeraet |
DE3317818A1 (de) * | 1983-05-17 | 1984-11-22 | Agfa-Gevaert Ag, 5090 Leverkusen | Verfahren zur bestimmung der kopierlichtmengen in den einzelnen grundfarben beim farbkopieren |
DK156497C (da) * | 1984-08-31 | 1990-01-15 | Danagraf As | Fremgangsmaade og apparat til styring af et reproduktionskamera |
US4711566A (en) * | 1985-10-31 | 1987-12-08 | Minnesota Mining And Manufacturing Company | Apparatus for electronic scanning and microfilming of documents |
DE3641635C2 (de) * | 1986-12-05 | 1997-05-15 | Agfa Gevaert Ag | Verfahren und Vorrichtung zum Steuern der Belichtung in drei Grundfarben beim Farbkopieren |
EP0312499B1 (de) * | 1987-10-15 | 1992-11-04 | Gretag Imaging Ag | Fotografisches Farbkopiergerät und Belichtungssteuerungsverfahren |
US4931831A (en) * | 1987-12-11 | 1990-06-05 | Ciba-Geigy Corporation | Photographic copying and enlarging apparatus |
DE58905761D1 (de) * | 1988-09-23 | 1993-11-04 | Gretag Imaging Ag | Belichtungssteuerungsverfahren und fotografisches farbkopiergeraet. |
DE59005803D1 (de) * | 1989-09-29 | 1994-06-30 | Gretag Imaging Ag | Belichtungssteuerungsverfahren und fotografisches Farbkopiergerät. |
DE59101120D1 (de) * | 1990-01-15 | 1994-04-14 | Gretag Imaging Ag | Verfahren zur Erstellung von fotografischen Farbkopien von Kopiervorlagen. |
US5099268A (en) * | 1990-08-23 | 1992-03-24 | Eastman Kodak Company | Technique for selecting lens aperture size for a fill flash exposure |
US5124741A (en) * | 1990-08-23 | 1992-06-23 | Eastman Kodak Company | Technique for prioritized selection of shelter speed and lens aperture settings |
US5130739A (en) * | 1990-08-23 | 1992-07-14 | Eastman Kodak Company | Automatic optimization of photographic exposure parameters through determination and utilization of extra system speed |
US5121155A (en) * | 1990-08-23 | 1992-06-09 | Eastman Kodak Company | Technique for determining whether to use fill flash illumination to capture an image of a current scene |
US5124740A (en) * | 1990-08-23 | 1992-06-23 | Eastman Kodak Company | Depth number based technique for selecting lens aperture size and flash parameters for a full flash exposure |
US5049916A (en) * | 1990-08-23 | 1991-09-17 | Eastman Kodak Company | Automatic optimization of photographic exposure parameters through determination and utilization of extra system speed |
JPH0593973A (ja) * | 1991-05-21 | 1993-04-16 | Konica Corp | 写真焼付露光量決定方法 |
EP0520120B1 (de) * | 1991-06-24 | 1995-12-13 | Gretag Imaging Ag | Fotografisches Kopiergerät |
DE59609819D1 (de) * | 1996-04-16 | 2002-11-28 | Gretag Imaging Ag | Verfahren zur Herstellung von Kopien von fotografischen Kopiervorlagen |
EP0935160B1 (de) | 1998-02-04 | 2002-10-02 | Imip Llc | Fotoelektrische Abtastvorrichtung und damit ausgestattetes fotografisches Kopiergerät |
US6755498B2 (en) | 2001-03-27 | 2004-06-29 | Global Graphics Software Limited | Establishing a reference printer state using a recursive tone scale matching |
US7228004B2 (en) * | 2002-09-05 | 2007-06-05 | Eastman Kodak Company | Method for sharpening a digital image |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2800834A (en) * | 1954-04-19 | 1957-07-30 | W M Welch Mfg Company | Photographic exposure probe device |
US3049967A (en) * | 1957-12-16 | 1962-08-21 | Gen Aniline & Film Corp | Color balance and density evaluation device |
US3455632A (en) * | 1965-01-13 | 1969-07-15 | Ilford Ltd | Method of classifying photographic material |
CH483652A (de) * | 1967-08-25 | 1969-12-31 | Agfa Gevaert Ag | Verfahren und Vorrichtung zur fotoelektrischen Belichtungssteuerung |
US3724947A (en) * | 1968-06-26 | 1973-04-03 | Agfa Gevaert Ag | Appratus for determination of exposure values for color printing |
US3708676A (en) * | 1970-06-05 | 1973-01-02 | Eastman Kodak Co | Apparatus and method of sensing radiation derived from different portions of information bearing media |
US3677641A (en) * | 1970-08-24 | 1972-07-18 | Eastman Kodak Co | Photographic printing apparatus |
GB1366162A (en) * | 1971-08-19 | 1974-09-11 | Eastman Kodak Co | Apparatus for photographic exposure control |
US3744901A (en) * | 1971-10-07 | 1973-07-10 | Eastman Kodak Co | Photographic spot monitor apparatus |
US3790275A (en) * | 1972-03-24 | 1974-02-05 | Eastman Kodak Co | Method and apparatus for sensing radiation derived from information bearing media |
JPS562691B2 (ja) * | 1972-05-25 | 1981-01-21 | ||
DE2226576A1 (de) * | 1972-05-31 | 1973-12-13 | Agfa Gevaert Ag | Verfahren und vorrichtung zur bestimmung von dichtekorrekturwerten |
DE2406191C2 (de) * | 1974-02-08 | 1985-02-28 | Gretag AG, Regensdorf, Zürich | Verfahren zur Steuerung der Belichtung bei der Herstellung von fotografischen Kopien |
DE2459456C2 (de) * | 1974-12-16 | 1986-04-03 | Gretag AG, Regensdorf, Zürich | Verfahren zur Steuerung der Belichtung bei der Herstellung von fotografischen Farbkopien |
-
1975
- 1975-08-14 CH CH1060575A patent/CH596573A5/xx not_active IP Right Cessation
-
1976
- 1976-08-10 GB GB33307/76A patent/GB1552646A/en not_active Expired
- 1976-08-10 US US05/713,196 patent/US4092067A/en not_active Expired - Lifetime
- 1976-08-12 DE DE2636337A patent/DE2636337C2/de not_active Expired
- 1976-08-12 CA CA258,951A patent/CA1074163A/en not_active Expired
- 1976-08-13 FR FR7624835A patent/FR2321140A1/fr active Granted
- 1976-08-13 BE BE169785A patent/BE845161A/xx not_active IP Right Cessation
- 1976-08-13 NL NL7609041A patent/NL7609041A/xx not_active Application Discontinuation
- 1976-08-13 IT IT50881/76A patent/IT1073668B/it active
- 1976-08-14 JP JP51096624A patent/JPS6025772B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2321140B1 (ja) | 1979-09-28 |
DE2636337C2 (de) | 1986-10-23 |
CA1074163A (en) | 1980-03-25 |
JPS6025772B2 (ja) | 1985-06-20 |
IT1073668B (it) | 1985-04-17 |
JPS5255634A (en) | 1977-05-07 |
US4092067A (en) | 1978-05-30 |
DE2636337A1 (de) | 1977-02-24 |
FR2321140A1 (fr) | 1977-03-11 |
BE845161A (fr) | 1977-02-14 |
GB1552646A (en) | 1979-09-19 |
NL7609041A (nl) | 1977-02-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |