ITBZ970019A0 - - Google Patents

Info

Publication number
ITBZ970019A0
ITBZ970019A0 ITBZ970019A ITBZ970019A ITBZ970019A0 IT BZ970019 A0 ITBZ970019 A0 IT BZ970019A0 IT BZ970019 A ITBZ970019 A IT BZ970019A IT BZ970019 A ITBZ970019 A IT BZ970019A IT BZ970019 A0 ITBZ970019 A0 IT BZ970019A0
Authority
IT
Italy
Application number
ITBZ970019A
Other languages
Italian (it)
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
Priority to IT97BZ000019A priority Critical patent/IT1292543B1/it
Publication of ITBZ970019A0 publication Critical patent/ITBZ970019A0/it
Priority to EP98106141A priority patent/EP0871025A1/de
Publication of ITBZ970019A1 publication Critical patent/ITBZ970019A1/it
Application granted granted Critical
Publication of IT1292543B1 publication Critical patent/IT1292543B1/it

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/255Details, e.g. use of specially adapted sources, lighting or optical systems
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/59Transmissivity
    • G01N21/5907Densitometers
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00Features of devices classified in G01N21/00
    • G01N2201/06Illumination; Optics
    • G01N2201/062LED's
    • G01N2201/0627Use of several LED's for spectral resolution

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
IT97BZ000019A 1997-04-09 1997-04-09 Sistema di rilevamenti densitometrici e spettrometrici. IT1292543B1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT97BZ000019A IT1292543B1 (it) 1997-04-09 1997-04-09 Sistema di rilevamenti densitometrici e spettrometrici.
EP98106141A EP0871025A1 (de) 1997-04-09 1998-04-03 Densitometrisches und spektrometrisches Messverfahren

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT97BZ000019A IT1292543B1 (it) 1997-04-09 1997-04-09 Sistema di rilevamenti densitometrici e spettrometrici.

Publications (3)

Publication Number Publication Date
ITBZ970019A0 true ITBZ970019A0 (en]) 1997-04-09
ITBZ970019A1 ITBZ970019A1 (it) 1998-10-09
IT1292543B1 IT1292543B1 (it) 1999-02-08

Family

ID=11346795

Family Applications (1)

Application Number Title Priority Date Filing Date
IT97BZ000019A IT1292543B1 (it) 1997-04-09 1997-04-09 Sistema di rilevamenti densitometrici e spettrometrici.

Country Status (2)

Country Link
EP (1) EP0871025A1 (en])
IT (1) IT1292543B1 (en])

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10133808A1 (de) * 2001-07-11 2003-02-06 Colorpartner Gmbh Entwicklung Messvorrichtung zur Bestimmung der Intensität des optischen Aufhellers in lichtreflektierenden Medien (z. B. Papier)
EP1872102A4 (en) 2005-04-05 2013-05-01 X Rite Inc SYSTEMS AND METHODS FOR MONITORING THE OUTPUT OF TREATMENT WITH A HIGHLY ACCELERATED SPECTROPHOTOMETER
EP1875178A4 (en) 2005-04-12 2010-05-26 X Rite Inc SYSTEMS AND METHOD FOR VALIDATING A SECURITY FEATURE OF AN OBJECT
WO2007022213A2 (en) 2005-08-15 2007-02-22 X-Rite, Incorporated Spectrophotometer with light guiding element
US7557924B2 (en) 2005-08-15 2009-07-07 X-Rite, Inc. Apparatus and methods for facilitating calibration of an optical instrument
EP3794411B1 (en) * 2019-05-30 2022-05-18 Esko-Graphics Imaging GmbH Process and apparatus for automatic measurement of density of photopolymer printing plates

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3910701A (en) * 1973-07-30 1975-10-07 George R Henderson Method and apparatus for measuring light reflectance absorption and or transmission
US3994590A (en) * 1975-04-29 1976-11-30 Martini Raymond G Di Discrete frequency colorimeter
US4379233A (en) * 1981-05-27 1983-04-05 Trebor Industries, Inc. Optical arrangement for quantitative analysis instrument utilizing pulsed radiation emitting diodes
JPS5912323A (ja) * 1982-07-14 1984-01-23 Asahi Chem Ind Co Ltd 波長分析計
DE3418839A1 (de) * 1984-05-21 1985-11-21 Hoelzle & Chelius GmbH, 6078 Neu Isenburg Geraet zur kolorimetrie/photometrie
DE3926881C2 (de) * 1989-08-16 1994-04-21 Ulrich Dr Schreiber Spektralphotometer zur Messung schneller zeitlicher Veränderungen von Absorptions-Differenzspektren
US5073029A (en) * 1990-02-16 1991-12-17 Eqm Research, Inc. Multisource device for photometric analysis and associated chromogens
DE4103429A1 (de) * 1991-02-05 1992-08-06 Forschungsgesellschaft Fuer Dr Photometer
US5321492A (en) * 1992-08-07 1994-06-14 Miles Inc. Dual function readhead for a reflectance instrument
DE19511782C2 (de) * 1995-03-30 1997-07-31 Kurandt System Gmbh Verfahren zur Prüfung von Farbdruckvorlagen und Vorrichtung zur Durchführung des Verfahrens

Also Published As

Publication number Publication date
IT1292543B1 (it) 1999-02-08
EP0871025A1 (de) 1998-10-14
ITBZ970019A1 (it) 1998-10-09

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Legal Events

Date Code Title Description
0001 Granted