DE2218917B2 - Farbfilter zur farbwertbestimmung fuer fotografische zwecke - Google Patents

Farbfilter zur farbwertbestimmung fuer fotografische zwecke

Info

Publication number
DE2218917B2
DE2218917B2 DE19722218917 DE2218917A DE2218917B2 DE 2218917 B2 DE2218917 B2 DE 2218917B2 DE 19722218917 DE19722218917 DE 19722218917 DE 2218917 A DE2218917 A DE 2218917A DE 2218917 B2 DE2218917 B2 DE 2218917B2
Authority
DE
Germany
Prior art keywords
determining
color
photographic purposes
color filter
color value
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.)
Granted
Application number
DE19722218917
Other languages
German (de)
English (en)
Other versions
DE2218917A1 (de
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 filed Critical
Publication of DE2218917A1 publication Critical patent/DE2218917A1/de
Publication of DE2218917B2 publication Critical patent/DE2218917B2/de
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/52—Measurement of colour; Colour measuring devices, e.g. colorimeters using colour charts

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Filters (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Control Of Exposure In Printing And Copying (AREA)
  • Color Television Image Signal Generators (AREA)
DE19722218917 1971-04-19 1972-04-19 Farbfilter zur farbwertbestimmung fuer fotografische zwecke Granted DE2218917B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13496471A 1971-04-19 1971-04-19

Publications (2)

Publication Number Publication Date
DE2218917A1 DE2218917A1 (de) 1972-11-09
DE2218917B2 true DE2218917B2 (de) 1976-07-15

Family

ID=22465838

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19722218917 Granted DE2218917B2 (de) 1971-04-19 1972-04-19 Farbfilter zur farbwertbestimmung fuer fotografische zwecke

Country Status (7)

Country Link
US (1) US3748045A (https=)
JP (1) JPS5128238B1 (https=)
CA (1) CA953493A (https=)
DE (1) DE2218917B2 (https=)
FR (1) FR2133847B1 (https=)
GB (1) GB1390194A (https=)
IT (1) IT952615B (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3967897A (en) * 1974-10-04 1976-07-06 Rogers Winston L Apparatus and method for evaluating color negatives
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
US4257702A (en) * 1977-07-05 1981-03-24 Miller Bertram W Apparatus for ascertaining color balance of photographic printing paper
USRE30449E (en) * 1978-07-10 1980-12-16 Photographic printing method
US4492474A (en) * 1982-05-26 1985-01-08 Miller Bertram W Method and apparatus for ascertaining color balance of photographic printing paper
AU5173890A (en) * 1989-02-15 1990-09-05 Lithodatec Managment Inc. Colour system calibration sheet, vignettes and transitions

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1769777A (en) * 1928-04-21 1930-07-01 Equity Press Inc Hzemoglobin chart
DE622102C (de) * 1931-06-01 1935-11-19 Alfons Michalski Vorrichtung zum Untersuchen und Ermitteln von Farbtonwerten und Druckelementgroessen
US2128676A (en) * 1935-12-07 1938-08-30 Interchem Corp Color chart and method of making the same
US2240053A (en) * 1939-04-05 1941-04-29 Richardson King Color scale
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
US3748045A (en) 1973-07-24
CA953493A (en) 1974-08-27
FR2133847A1 (https=) 1972-12-01
JPS5128238B1 (https=) 1976-08-18
GB1390194A (en) 1975-04-09
IT952615B (it) 1973-07-30
DE2218917A1 (de) 1972-11-09
FR2133847B1 (https=) 1974-12-20

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
EHJ Ceased/non-payment of the annual fee