DE69112691D1 - Abtastdensitometer. - Google Patents

Abtastdensitometer.

Info

Publication number
DE69112691D1
DE69112691D1 DE69112691T DE69112691T DE69112691D1 DE 69112691 D1 DE69112691 D1 DE 69112691D1 DE 69112691 T DE69112691 T DE 69112691T DE 69112691 T DE69112691 T DE 69112691T DE 69112691 D1 DE69112691 D1 DE 69112691D1
Authority
DE
Germany
Prior art keywords
scanning densitometer
densitometer
scanning
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 - Lifetime
Application number
DE69112691T
Other languages
English (en)
Other versions
DE69112691T2 (de
Inventor
David R Bowden
Lawrence D Zandstra
Ross A Ouwinga
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.)
X Rite Inc
Original Assignee
X Rite 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 X Rite Inc filed Critical X Rite Inc
Application granted granted Critical
Publication of DE69112691D1 publication Critical patent/DE69112691D1/de
Publication of DE69112691T2 publication Critical patent/DE69112691T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01J3/02—Details
    • G01J3/0202—Mechanical elements; Supports for optical elements
    • 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
    • G01J3/02—Details
    • G01J3/0267—Sample holders for colorimetry
    • 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
    • G01J3/02—Details
    • G01J3/0291—Housings; Spectrometer accessories; Spatial arrangement of elements, e.g. folded path arrangements
    • 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
    • G01J3/02—Details
    • G01J3/06—Scanning arrangements arrangements for order-selection
    • 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
    • G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
    • G01J3/51—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors using colour filters
    • 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
    • G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
    • G01J3/51—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors using colour filters
    • G01J3/513—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors using colour filters having fixed filter-detector pairs
    • 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
    • G01N21/5911—Densitometers of the scanning type
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/10—Scanning
    • G01N2201/101—Scanning measuring head

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Facsimile Scanning Arrangements (AREA)
DE69112691T 1990-04-23 1991-04-03 Abtastdensitometer. Expired - Lifetime DE69112691T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/512,856 US5073028A (en) 1990-04-23 1990-04-23 Scanning densitometer

Publications (2)

Publication Number Publication Date
DE69112691D1 true DE69112691D1 (de) 1995-10-12
DE69112691T2 DE69112691T2 (de) 1996-05-02

Family

ID=24040878

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69112691T Expired - Lifetime DE69112691T2 (de) 1990-04-23 1991-04-03 Abtastdensitometer.

Country Status (6)

Country Link
US (1) US5073028A (de)
EP (1) EP0453830B1 (de)
JP (1) JPH04230813A (de)
CA (1) CA2040187C (de)
DE (1) DE69112691T2 (de)
DK (1) DK0453830T3 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5274438A (en) * 1991-09-23 1993-12-28 Graphics Microsystems, Inc. Can-measuring densitomer
US5400138A (en) * 1992-11-20 1995-03-21 X-Rite, Incorporated Programmable spectrophotometer using a data memory for storing a sequence of generalized commands
US5369494A (en) * 1993-04-12 1994-11-29 X-Rite, Incorporated Portable scanning colorimeter
WO1996008703A1 (en) * 1994-09-14 1996-03-21 X-Rite, Incorporated Scanning colorimeter
DE4435893C1 (de) * 1994-10-07 1996-03-07 Techkon Elektronik Gmbh Handmeßgerät für densitometrische und farbmetrische Reflexionsmessungen
US5777656A (en) * 1995-06-07 1998-07-07 Xerox Corporation Tone reproduction maintenance system for an electrostatographic printing machine
DE19716066C1 (de) * 1997-04-17 1998-09-10 Techkon Elektronik Gmbh Handmeßgerät für Reflexionsmessungen auf Druckbogen und Testformen
US6369895B1 (en) 2000-02-16 2002-04-09 Electronics For Imaging, Inc. Color measurement instrument with asymmetric tapered sample area optical enclosure
US6477895B2 (en) * 2001-03-13 2002-11-12 Heidelberger Druckmaschinen Ag Rub-off test method and apparatus
US7345763B2 (en) * 2004-04-30 2008-03-18 X-Rite, Inc. Method for operating a color measurement system
ATE459865T1 (de) * 2004-05-05 2010-03-15 X Rite Inc Spektrofotometer mit auto-tracking
JP2007256104A (ja) * 2006-03-23 2007-10-04 Seiko Epson Corp 記録装置
JP4852407B2 (ja) * 2006-09-22 2012-01-11 株式会社リコー 画像形成装置
DE102006061997A1 (de) 2006-12-21 2008-06-26 Techkon Gmbh Messeinheit für die fortlaufende, automatische Erfassung der Farbdaten
JP2008213366A (ja) * 2007-03-06 2008-09-18 Ryobi Ltd 印刷機におけるカラーバーの色濃度測定方法及び印刷機におけるカラーバーの色濃度測定装置並びに色濃度測定装置を備えた印刷機
DE102007025552B4 (de) * 2007-05-31 2010-07-08 Techkon Gmbh Messsystem
US7980650B2 (en) * 2007-08-08 2011-07-19 Xerox Corporation System and method for calibrating a printing system to compensate for sensor artifact using non-complementary illuminations of test patterns on an image substrate
US10054482B2 (en) 2014-09-22 2018-08-21 Antonio Maccari Tool for positioning a scanning device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3795958A (en) * 1972-08-01 1974-03-12 Lear Siegler Inc Gear tooth broach
US3995958A (en) * 1975-07-21 1976-12-07 Hallmark Cards, Incorporated Automatic densitometer and method of color control in multi-color printing
US4003660A (en) * 1975-12-03 1977-01-18 Hunter Associates Laboratory, Inc. Sensing head assembly for multi-color printing press on-line densitometer
US4289405A (en) * 1978-10-13 1981-09-15 Tobias Philip E Color monitoring system for use in creating colored displays
ATE15271T1 (de) * 1981-04-03 1985-09-15 Gretag Ag Verfahren und vorrichtung zur farbmetrischen analyse eines gedruckten farbmessstreifens.
US4591978A (en) * 1983-11-14 1986-05-27 Foresight Enterprises Inc. Method of interrelating a master computer with a peripheral device

Also Published As

Publication number Publication date
EP0453830A3 (en) 1992-09-02
DE69112691T2 (de) 1996-05-02
JPH04230813A (ja) 1992-08-19
DK0453830T3 (da) 1995-11-13
CA2040187C (en) 2000-01-25
EP0453830B1 (de) 1995-09-06
EP0453830A2 (de) 1991-10-30
CA2040187A1 (en) 1991-10-24
US5073028A (en) 1991-12-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition