NL269517A - - Google Patents

Info

Publication number
NL269517A
NL269517A NL269517DA NL269517A NL 269517 A NL269517 A NL 269517A NL 269517D A NL269517D A NL 269517DA NL 269517 A NL269517 A NL 269517A
Authority
NL
Netherlands
Application number
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.)
Publication of NL269517A publication Critical patent/NL269517A/xx

Links

Classifications

    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06GANALOGUE COMPUTERS
    • G06G7/00Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/48Analogue computers for specific processes, systems or devices, e.g. simulators
    • G06G7/75Analogue computers for specific processes, systems or devices, e.g. simulators for component analysis, e.g. of mixtures, of colours
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46Measurement of colour; Colour measuring devices, e.g. colorimeters
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/462Computing operations in or between colour spaces; Colour management systems
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/52Measurement of colour; Colour measuring devices, e.g. colorimeters using colour charts
    • G01J3/524Calibration of colorimeters
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06GANALOGUE COMPUTERS
    • G06G7/00Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12Arrangements for performing computing operations, e.g. operational amplifiers specially adapted therefor
    • G06G7/20Arrangements for performing computing operations, e.g. operational amplifiers specially adapted therefor for evaluating powers, roots, polynomes, mean square values or standard deviation
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J2003/466Coded colour; Recognition of predetermined colour; Determining proximity to predetermined colour

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Software Systems (AREA)
  • Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
NL269517D 1960-09-22 NL269517A (https=)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US5781460A 1960-09-22 1960-09-22
US176202A US3233087A (en) 1960-09-22 1962-02-28 Color coordinate computer

Publications (1)

Publication Number Publication Date
NL269517A true NL269517A (https=)

Family

ID=26736920

Family Applications (1)

Application Number Title Priority Date Filing Date
NL269517D NL269517A (https=) 1960-09-22

Country Status (4)

Country Link
US (1) US3233087A (https=)
CH (1) CH423313A (https=)
GB (1) GB939277A (https=)
NL (1) NL269517A (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3512893A (en) * 1967-12-18 1970-05-19 Du Pont Color difference meter
US3555262A (en) * 1968-05-07 1971-01-12 Dainippon Screen Mfg Apparatus for production of color separation records

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3048329A (en) * 1958-03-17 1962-08-07 Honeywell Regulator Co Aircraft instruments

Also Published As

Publication number Publication date
CH423313A (de) 1966-10-31
US3233087A (en) 1966-02-01
GB939277A (en) 1963-10-09

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