IT1189587B - Metodo per misurare spettrograficamente la densita' di una pellicola fotografica negativa a colori - Google Patents

Metodo per misurare spettrograficamente la densita' di una pellicola fotografica negativa a colori

Info

Publication number
IT1189587B
IT1189587B IT20856/86A IT2085686A IT1189587B IT 1189587 B IT1189587 B IT 1189587B IT 20856/86 A IT20856/86 A IT 20856/86A IT 2085686 A IT2085686 A IT 2085686A IT 1189587 B IT1189587 B IT 1189587B
Authority
IT
Italy
Prior art keywords
spectrographically
measure
density
photo film
color photo
Prior art date
Application number
IT20856/86A
Other languages
English (en)
Other versions
IT8620856A0 (it
IT8620856A1 (it
Inventor
Sato Hideo
Umemoto Choji
Original Assignee
Jemco Inc
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 Jemco Inc filed Critical Jemco Inc
Publication of IT8620856A0 publication Critical patent/IT8620856A0/it
Publication of IT8620856A1 publication Critical patent/IT8620856A1/it
Application granted granted Critical
Publication of IT1189587B publication Critical patent/IT1189587B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/02—Sensitometric processes, e.g. determining sensitivity, colour sensitivity, gradation, graininess, density; Making sensitometric wedges
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/4209—Photoelectric exposure meters for determining the exposure time in recording or reproducing
    • G01J1/4223—Photoelectric exposure meters for determining the exposure time in recording or reproducing specially adapted for copy - or printing apparatus
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/59—Transmissivity
    • G01N21/5907—Densitometers
    • G01N2021/5957—Densitometers using an image detector type detector, e.g. CCD
IT20856/86A 1985-06-20 1986-06-19 Metodo per misurare spettrograficamente la densita' di una pellicola fotografica negativa a colori IT1189587B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60132974A JPH0781913B2 (ja) 1985-06-20 1985-06-20 写真用ネガカラ−フイルムの濃度・分光測定方法

Publications (3)

Publication Number Publication Date
IT8620856A0 IT8620856A0 (it) 1986-06-19
IT8620856A1 IT8620856A1 (it) 1987-12-19
IT1189587B true IT1189587B (it) 1988-02-04

Family

ID=15093841

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20856/86A IT1189587B (it) 1985-06-20 1986-06-19 Metodo per misurare spettrograficamente la densita' di una pellicola fotografica negativa a colori

Country Status (8)

Country Link
US (1) US4779987A (it)
JP (1) JPH0781913B2 (it)
KR (1) KR920007195B1 (it)
CA (1) CA1278700C (it)
DE (1) DE3620525A1 (it)
FR (1) FR2583893B1 (it)
GB (1) GB2178528B (it)
IT (1) IT1189587B (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3641846A1 (de) * 1986-12-08 1988-06-16 Horst Dipl Ing Koeth Verfahren und vorrichtung zur bestimmung verschiedener filmkenngroessen
US4731663A (en) * 1987-05-20 1988-03-15 American Telephone And Telegraph Method and apparatus for color identification
DE3875691D1 (de) * 1987-10-15 1992-12-10 Gretag Ag Fotografisches farbkopiergeraet und belichtungssteuerungsverfahren.
US4931831A (en) * 1987-12-11 1990-06-05 Ciba-Geigy Corporation Photographic copying and enlarging apparatus
EP0639026B1 (en) * 1988-01-08 2001-05-09 Fuji Photo Film Co., Ltd. Color film analyzing method
EP0360751B1 (de) * 1988-09-23 1993-09-29 Gretag Imaging Ag Belichtungssteuerungsverfahren und fotografisches Farbkopiergerät
JP2902408B2 (ja) * 1989-04-12 1999-06-07 株式会社日立製作所 蛍光検出型電気泳動装置
JP2809422B2 (ja) * 1989-04-12 1998-10-08 株式会社日立製作所 多色蛍光検出型電気泳動装置
DE59005803D1 (de) * 1989-09-29 1994-06-30 Gretag Imaging Ag Belichtungssteuerungsverfahren und fotografisches Farbkopiergerät.
EP0433232B1 (de) * 1989-12-13 1994-03-09 Gretag Imaging Ag Fotografisches Farbkopiergerät
EP0532047B1 (en) * 1991-09-12 1999-01-13 Fuji Photo Film Co., Ltd. Method of making photographic prints
JPH05164687A (ja) * 1991-12-18 1993-06-29 Hamamatsu Photonics Kk レシオイメージング装置
JP3024742B2 (ja) * 1996-04-09 2000-03-21 株式会社日立製作所 多色蛍光検出型電気泳動装置における蛍光検出方法
CN101118222B (zh) * 2006-08-03 2012-07-04 海德堡印刷机械股份公司 具有两个不同地工作的测量装置的颜色测量设备

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1234121B (de) * 1959-03-26 1967-02-09 Agfa Ag Optische Kopiervorrichtung mit einer zur Belichtungsmessung oder -regelung dienenden fotoelektrischen Einrichtung
US3170022A (en) * 1961-03-27 1965-02-16 Eastman Kodak Co Electro-optical photometer
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
US3745356A (en) * 1971-12-23 1973-07-10 Hazeltine Corp Electro-optical apparatus for simultaneously scanning a set of transparencies
US3790275A (en) * 1972-03-24 1974-02-05 Eastman Kodak Co Method and apparatus for sensing radiation derived from information bearing media
JPS5531450B2 (it) * 1972-08-25 1980-08-18
JPS5224701A (en) * 1975-08-20 1977-02-24 Dainippon Screen Mfg Method of correcting color of image signal
CH610673A5 (it) * 1977-02-01 1979-04-30 Gretag Ag
US4179214A (en) * 1978-01-09 1979-12-18 Pako Corporation Photographic printer control system
EP0012713B1 (de) * 1978-10-20 1983-04-27 GRETAG Aktiengesellschaft Verfahren zur Steuerung der Belichtung bei der Herstellung fotografischer Kopien
JPS55134840A (en) * 1979-04-09 1980-10-21 Canon Inc Recorder
CH651403A5 (de) * 1980-12-19 1985-09-13 Walter Dr Grossmann Verfahren und vorrichtung zum belichten von aufzeichnungsmaterial bei der herstellung photographischer farbkopien.
IT1192912B (it) * 1982-01-27 1988-05-26 Durst Spa Fabbrica Macchine & Procedimento ed apparecchio per la determinazione del tempo di esposizione
NL8301198A (nl) * 1983-04-06 1984-11-01 Philips Nv Kleurenanalysator.
DE3339958A1 (de) * 1983-11-04 1985-05-15 Agfa-Gevaert Ag, 5090 Leverkusen Vorrichtung zum bereichsweisen abtasten fotografischer kopiervorlagen
JPS61140547U (it) * 1985-02-22 1986-08-30
JPH0640198B2 (ja) * 1986-02-17 1994-05-25 富士写真フイルム株式会社 主要画像検出方法及びこれを用いた写真焼付露光量決定方法

Also Published As

Publication number Publication date
US4779987A (en) 1988-10-25
KR870000585A (ko) 1987-02-19
GB2178528A (en) 1987-02-11
KR920007195B1 (ko) 1992-08-27
FR2583893A1 (fr) 1986-12-26
DE3620525C2 (it) 1992-12-03
GB2178528B (en) 1989-05-04
CA1278700C (en) 1991-01-08
IT8620856A0 (it) 1986-06-19
FR2583893B1 (fr) 1990-02-23
IT8620856A1 (it) 1987-12-19
DE3620525A1 (de) 1987-01-02
GB8615104D0 (en) 1986-07-23
JPH0781913B2 (ja) 1995-09-06
JPS61292027A (ja) 1986-12-22

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Effective date: 19970628