IT1242442B - Procedimento e dispositivo di regolazione della luce copiatrice in un ingranditore o riproduttore fotografico - Google Patents

Procedimento e dispositivo di regolazione della luce copiatrice in un ingranditore o riproduttore fotografico

Info

Publication number
IT1242442B
IT1242442B IT4844A IT484490A IT1242442B IT 1242442 B IT1242442 B IT 1242442B IT 4844 A IT4844 A IT 4844A IT 484490 A IT484490 A IT 484490A IT 1242442 B IT1242442 B IT 1242442B
Authority
IT
Italy
Prior art keywords
color
deviation
lighting time
light
color filters
Prior art date
Application number
IT4844A
Other languages
English (en)
Other versions
IT9004844A1 (it
IT9004844A0 (it
Inventor
Alex Vinatzer
Verner Delueg
Hans Stitter
Original Assignee
Durst Phototechnik Srl
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 Durst Phototechnik Srl filed Critical Durst Phototechnik Srl
Priority to IT4844A priority Critical patent/IT1242442B/it
Publication of IT9004844A0 publication Critical patent/IT9004844A0/it
Priority to EP91917359A priority patent/EP0505536B1/de
Priority to DE59107694T priority patent/DE59107694D1/de
Priority to JP3515756A priority patent/JPH05502519A/ja
Priority to AT91917359T priority patent/ATE137030T1/de
Priority to PCT/EP1991/001878 priority patent/WO1992006408A1/de
Publication of IT9004844A1 publication Critical patent/IT9004844A1/it
Priority to US07/892,577 priority patent/US5365306A/en
Application granted granted Critical
Publication of IT1242442B publication Critical patent/IT1242442B/it

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
IT4844A 1990-10-04 1990-10-04 Procedimento e dispositivo di regolazione della luce copiatrice in un ingranditore o riproduttore fotografico IT1242442B (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT4844A IT1242442B (it) 1990-10-04 1990-10-04 Procedimento e dispositivo di regolazione della luce copiatrice in un ingranditore o riproduttore fotografico
EP91917359A EP0505536B1 (de) 1990-10-04 1991-10-01 Verfahren und vorrichtung zur regelung der kopierlichtmenge in fotografischen vergrösserungs- oder kopiergeräten
DE59107694T DE59107694D1 (de) 1990-10-04 1991-10-01 Verfahren und vorrichtung zur regelung der kopierlichtmenge in fotografischen vergrösserungs- oder kopiergeräten
JP3515756A JPH05502519A (ja) 1990-10-04 1991-10-01 写真引伸装置あるいは複写装置の複写光量を制御する方法と装置
AT91917359T ATE137030T1 (de) 1990-10-04 1991-10-01 Verfahren und vorrichtung zur regelung der kopierlichtmenge in fotografischen vergrösserungs- oder kopiergeräten
PCT/EP1991/001878 WO1992006408A1 (de) 1990-10-04 1991-10-01 Verfahren und vorrichtung zur regelung der kopierlichtmenge in fotografischen vergrösserungs- oder kopiergeräten
US07/892,577 US5365306A (en) 1990-10-04 1993-10-12 Method and apparatus for regulation of the amount of printing light in photographic enlarging or printing devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT4844A IT1242442B (it) 1990-10-04 1990-10-04 Procedimento e dispositivo di regolazione della luce copiatrice in un ingranditore o riproduttore fotografico

Publications (3)

Publication Number Publication Date
IT9004844A0 IT9004844A0 (it) 1990-10-04
IT9004844A1 IT9004844A1 (it) 1992-04-04
IT1242442B true IT1242442B (it) 1994-03-04

Family

ID=11114878

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4844A IT1242442B (it) 1990-10-04 1990-10-04 Procedimento e dispositivo di regolazione della luce copiatrice in un ingranditore o riproduttore fotografico

Country Status (7)

Country Link
US (1) US5365306A (it)
EP (1) EP0505536B1 (it)
JP (1) JPH05502519A (it)
AT (1) ATE137030T1 (it)
DE (1) DE59107694D1 (it)
IT (1) IT1242442B (it)
WO (1) WO1992006408A1 (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6104497A (en) * 1997-11-14 2000-08-15 Mfncff Corporation Processes and apparatuses for converting an analog document reproduction device to a digital document reproduction device
US20070217772A1 (en) * 2006-11-28 2007-09-20 Lemelson Greg M Integrated light head apparatus and methods of use thereof

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4371259A (en) * 1980-01-28 1983-02-01 Charles Beseler Company Digital color printer system
US4319834A (en) * 1980-02-19 1982-03-16 Terrill Kenneth P Subtractive color printing device
CH658733A5 (de) * 1984-02-21 1986-11-28 Merchandising International S Eichvorrichtung fuer colorprinter sowie verfahren zu deren betrieb.
US4610538A (en) * 1984-05-01 1986-09-09 Fuji Photo Film Co., Ltd. Color compensation method in photographic printer
IT1180273B (it) * 1984-06-14 1987-09-23 Durst Phototechnik Srl Dispositivo di misura per la determinazione della filtratura in ingranditori fotografici o simili
US5032866A (en) * 1990-03-12 1991-07-16 Photo Control Corporation Additive color lamphouse

Also Published As

Publication number Publication date
IT9004844A1 (it) 1992-04-04
EP0505536A1 (de) 1992-09-30
WO1992006408A1 (de) 1992-04-16
ATE137030T1 (de) 1996-05-15
EP0505536B1 (de) 1996-04-17
DE59107694D1 (de) 1996-05-23
JPH05502519A (ja) 1993-04-28
US5365306A (en) 1994-11-15
IT9004844A0 (it) 1990-10-04

Similar Documents

Publication Publication Date Title
JPS57638A (en) Additive color source device
JPS547336A (en) Method and apparatus of electrophotography
IT1242442B (it) Procedimento e dispositivo di regolazione della luce copiatrice in un ingranditore o riproduttore fotografico
US2354108A (en) Copying apparatus
GB788886A (en) Television receiver
CN101742192B (zh) 根据光通道亮度控制投影亮度的投影显像系统及显像方法
JPS57177129A (en) Light emission controller of stroboscopic lamp of camera
JPS5720749A (en) Copying method
SU140328A1 (ru) Способ управлени печатающим светом в аддитивном копировальном аппарате
JPS6413133A (en) Photograph printing method
JPS56125773A (en) Light quantity corrector
JPS52102729A (en) Original copy illumination for monochroic electronic copying machine
JPS55153962A (en) Exposure adjusting method of color copying machine
IT1199439B (it) Procedimento e dispositivo di taratura per un ingranditore o riproduttore fotografico
JPS5619068A (en) Electrophotographic copier
JPS5774756A (en) Color sensitivity correction device of copying machine
JPS56149063A (en) Method for matching original in electrophotographic copying
JPS57198433A (en) Modulator for color light
RU1820360C (ru) Способ фотопечати
KR950002855Y1 (ko) 노광대 수은등의 조도량 자동조절장치
JPS55110268A (en) Electrophotographic method
JPS53124441A (en) Multichromatic electrophotographic copier
JPS6488440A (en) White balance correction circuit
DK563089D0 (da) Lystaet maskeringsfolie og fremgangsmaade til eksponering under anvendelse af samme
JPS6490458A (en) Color correcting method for color copying machine

Legal Events

Date Code Title Description
0001 Granted