IT997165B - Apparecchio per la determinazione dei filtri e del tempo di esposi zione per processi fotografici a colori - Google Patents

Apparecchio per la determinazione dei filtri e del tempo di esposi zione per processi fotografici a colori

Info

Publication number: IT997165B
Authority: IT; Italy
Prior art keywords: equipment; exposure time; color photographic; photographic processes; determining filters
Prior art date: 1973-07-05

Application number

IT485273A

Other languages

English (en)

Inventor

A Vinatzer

Original Assignee

Durst 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.)

1973-07-05

Filing date

1973-07-05

Publication date

1975-12-30

1973-07-05 Application filed by Durst Ag filed Critical Durst Ag

1973-07-05 Priority to IT485273A priority Critical patent/IT997165B/it

1973-10-25 Priority to DE19732353518 priority patent/DE2353518C2/de

1974-04-25 Priority to AT341174A priority patent/AT350900B/de

1974-07-03 Priority to JP7546974A priority patent/JPS5071334A/ja

1974-07-03 Priority to CH913474A priority patent/CH570633A5/xx

1974-07-04 Priority to FR7423371A priority patent/FR2236209B1/fr

1974-07-05 Priority to GB2992174A priority patent/GB1483361A/en

1975-12-30 Application granted granted Critical

1975-12-30 Publication of IT997165B publication Critical patent/IT997165B/it

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)
Spectrometry And Color Measurement (AREA)

IT485273A 1973-07-05 1973-07-05 Apparecchio per la determinazione dei filtri e del tempo di esposi zione per processi fotografici a colori IT997165B (it)

Priority Applications (7)

Application Number	Priority Date	Filing Date	Title
IT485273A IT997165B (it)	1973-07-05	1973-07-05	Apparecchio per la determinazione dei filtri e del tempo di esposi zione per processi fotografici a colori
DE19732353518 DE2353518C2 (de)	1973-07-05	1973-10-25	Verfahren und Vorrichtung zur Filter- und Belichtungszeitbestimmung
AT341174A AT350900B (de)	1973-07-05	1974-04-25	Verfahren zur filterwahl- und belichtungs- zeitbestimmung
JP7546974A JPS5071334A (it)	1973-07-05	1974-07-03
CH913474A CH570633A5 (it)	1973-07-05	1974-07-03
FR7423371A FR2236209B1 (it)	1973-07-05	1974-07-04
GB2992174A GB1483361A (en)	1973-07-05	1974-07-05	Determination of colour filter val and exposure time in a colour printing process

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT485273A IT997165B (it)	1973-07-05	1973-07-05	Apparecchio per la determinazione dei filtri e del tempo di esposi zione per processi fotografici a colori

Publications (1)

Publication Number	Publication Date
IT997165B true IT997165B (it)	1975-12-30

Family

ID=11115052

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT485273A IT997165B (it)	1973-07-05	1973-07-05	Apparecchio per la determinazione dei filtri e del tempo di esposi zione per processi fotografici a colori

Country Status (7)

Country	Link
JP (1)	JPS5071334A (it)
AT (1)	AT350900B (it)
CH (1)	CH570633A5 (it)
DE (1)	DE2353518C2 (it)
FR (1)	FR2236209B1 (it)
GB (1)	GB1483361A (it)
IT (1)	IT997165B (it)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1497371C3 (de) *	1965-03-10	1974-01-10	Agfa-Gevaert Ag, 5090 Leverkusen	Verfahren zur Regelung der Belichtungszeit von Kopiergeräten
US3521952A (en) *	1967-07-13	1970-07-28	Robert H Nelson	Light exposure control unit
US3640620A (en) *	1969-08-27	1972-02-08	Kriser Corp	Photographic control apparatus
DE2046887C3 (de) *	1970-09-23	1979-02-22	Agfa-Gevaert Ag, 5090 Leverkusen	Vorrichtung zur Steuerung der Belichtung eines Aufnahme- oder Kopiermaterials in zwei Farben
GB1345711A (en) *	1970-11-03	1974-02-06	Durst Uk Ltd	Printing of photographic colour negatives
DE2331191C2 (de) *	1972-06-24	1984-06-07	Durst AG, Fabrik Fototechnischer Apparate, Bozen	Lichtmeßgerät

1973
- 1973-07-05 IT IT485273A patent/IT997165B/it active
- 1973-10-25 DE DE19732353518 patent/DE2353518C2/de not_active Expired
1974
- 1974-04-25 AT AT341174A patent/AT350900B/de not_active IP Right Cessation
- 1974-07-03 CH CH913474A patent/CH570633A5/xx not_active IP Right Cessation
- 1974-07-03 JP JP7546974A patent/JPS5071334A/ja active Pending
- 1974-07-04 FR FR7423371A patent/FR2236209B1/fr not_active Expired
- 1974-07-05 GB GB2992174A patent/GB1483361A/en not_active Expired

Also Published As

Publication number	Publication date
DE2353518C2 (de)	1984-06-28
CH570633A5 (it)	1975-12-15
ATA341174A (de)	1978-11-15
JPS5071334A (it)	1975-06-13
AT350900B (de)	1979-06-25
FR2236209A1 (it)	1975-01-31
DE2353518A1 (de)	1975-01-23
FR2236209B1 (it)	1979-07-20
GB1483361A (en)	1977-08-17

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