CA929397A - Exposure calculator and filter device for darkroom color photography - Google Patents

Exposure calculator and filter device for darkroom color photography

Info

Publication number
CA929397A
CA929397A CA104784A CA104784A CA929397A CA 929397 A CA929397 A CA 929397A CA 104784 A CA104784 A CA 104784A CA 104784 A CA104784 A CA 104784A CA 929397 A CA929397 A CA 929397A
Authority
CA
Canada
Prior art keywords
darkroom
filter device
color photography
exposure calculator
calculator
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
CA104784A
Other languages
English (en)
Other versions
CA104784S (en
Inventor
L. Nearhoof George
D. Kirby Herbert
G. Culler Jimmie
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.)
KMS Industries Inc
Original Assignee
George L Nearhoof
Herbert D Kirby
Jimmie G Culler
KMS Industries 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 George L Nearhoof, Herbert D Kirby, Jimmie G Culler, KMS Industries Inc filed Critical George L Nearhoof
Application granted granted Critical
Publication of CA929397A publication Critical patent/CA929397A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/007—Optical devices or arrangements for the control of light using movable or deformable optical elements the movable or deformable optical element controlling the colour, i.e. a spectral characteristic, of the light
    • 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
    • G01J1/4214—Photoelectric exposure meters for determining the exposure time in recording or reproducing specially adapted for view-taking apparatus
    • 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
    • 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
    • G01J1/02—Details
    • G01J1/04—Optical or mechanical part supplementary adjustable parts
    • G01J1/0488—Optical or mechanical part supplementary adjustable parts with spectral filtering
    • G01J1/0492—Optical or mechanical part supplementary adjustable parts with spectral filtering using at least two different filters

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Optics & Photonics (AREA)
  • Projection-Type Copiers In General (AREA)
CA104784A 1970-02-12 1971-02-08 Exposure calculator and filter device for darkroom color photography Expired CA929397A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1078970A 1970-02-12 1970-02-12

Publications (1)

Publication Number Publication Date
CA929397A true CA929397A (en) 1973-07-03

Family

ID=21747439

Family Applications (1)

Application Number Title Priority Date Filing Date
CA104784A Expired CA929397A (en) 1970-02-12 1971-02-08 Exposure calculator and filter device for darkroom color photography

Country Status (5)

Country Link
US (1) US3685900A (de)
CA (1) CA929397A (de)
DE (1) DE2105946C3 (de)
FR (1) FR2096720A1 (de)
GB (1) GB1341288A (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS555938Y2 (de) * 1973-09-18 1980-02-12
US3909609A (en) * 1973-10-29 1975-09-30 Xerox Corp Light source measuring apparatus
US4329411A (en) * 1974-12-30 1982-05-11 Polaroid Corporation Multicolor diffusion transfer products
JPS5931056B2 (ja) * 1975-05-15 1984-07-31 直司 西川 カラ−プリントの色補正方法およびカラ−プリントスケ−ル
US4166701A (en) * 1977-07-05 1979-09-04 Miller Bertram W Method and apparatus for ascertaining color balance of photographic printing paper
DE2803381C2 (de) * 1978-01-26 1986-03-27 Agfa-Gevaert Ag, 5090 Leverkusen Verfahren und Vorrichtung zum Bestimmen von Kopierlichtmengen für das Kopieren von Farbvorlagen
US4167327A (en) * 1978-03-22 1979-09-11 Dinatale Robert F Photographic printing method
US4353641A (en) * 1979-01-23 1982-10-12 Armando M. Merlo Color photography print with exposure data and means for making
US4259423A (en) * 1979-01-23 1981-03-31 Armando M. Merlo Means and method for color photography printing
JPS6343463Y2 (de) * 1980-03-06 1988-11-14
IT1137965B (it) * 1981-06-29 1986-09-10 Ofotert Optikai Finommechanika Procedimento e dispositivo per ingrandire immagini su carta,cromaticamente conformi,con un metodo additivo
US4509853A (en) * 1982-12-02 1985-04-09 Mcgahan Mark J Systematic color reference
US4765716A (en) * 1986-08-26 1988-08-23 Eastman Kodak Company Photographic control device
US5083154A (en) * 1990-04-02 1992-01-21 Fuji Photo Film Co., Ltd. Copying apparatus, print evaluating method for copying apparatus, method for setting printing conditions, and copying apparatus controller
US6141080A (en) * 1995-07-12 2000-10-31 Fuji Photo Film Co., Ltd. Control negative for use in setting up exposure condition of photo-printer
KR100519348B1 (ko) * 2003-01-27 2005-10-07 엘지전자 주식회사 레이저 표시 장치
EP2133720A1 (de) 2006-03-29 2009-12-16 Sony Deutschland Gmbh Anzeigevorrichtung mit Rekombination von elementären Spektralbildern durch Benutzung eines Drehregelten Rads
JP2013038626A (ja) * 2011-08-09 2013-02-21 Seiko Epson Corp 撮像装置およびプロジェクター

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3165970A (en) * 1962-04-24 1965-01-19 Gerard J Pelletier Photographic projection easel
US3443868A (en) * 1965-08-10 1969-05-13 Heath Co Method and apparatus for computing color balance characteristics and preparing improved color prints
US3529519A (en) * 1968-04-11 1970-09-22 Heath Co Method and apparatus for color adjusting in photographic printing

Also Published As

Publication number Publication date
DE2105946A1 (de) 1971-08-19
GB1341288A (en) 1973-12-19
FR2096720A1 (de) 1972-02-25
DE2105946B2 (de) 1973-05-17
DE2105946C3 (de) 1973-12-06
US3685900A (en) 1972-08-22

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