FR2824138B1 - REFLECTOMETER-LIKE BRIGHTNESS MEASURING DEVICE - Google Patents

REFLECTOMETER-LIKE BRIGHTNESS MEASURING DEVICE

Info

Publication number
FR2824138B1
FR2824138B1 FR0105679A FR0105679A FR2824138B1 FR 2824138 B1 FR2824138 B1 FR 2824138B1 FR 0105679 A FR0105679 A FR 0105679A FR 0105679 A FR0105679 A FR 0105679A FR 2824138 B1 FR2824138 B1 FR 2824138B1
Authority
FR
France
Prior art keywords
reflectometer
measuring device
brightness measuring
brightness
measuring
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 - Fee Related
Application number
FR0105679A
Other languages
French (fr)
Other versions
FR2824138A1 (en
Inventor
Jean Philippe
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.)
USINOR SA
Original Assignee
USINOR SA
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 USINOR SA filed Critical USINOR SA
Priority to FR0105679A priority Critical patent/FR2824138B1/en
Publication of FR2824138A1 publication Critical patent/FR2824138A1/en
Application granted granted Critical
Publication of FR2824138B1 publication Critical patent/FR2824138B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G01N21/55—Specular reflectivity
    • G01N21/57—Measuring gloss

Landscapes

  • Physics & Mathematics (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)
  • Investigating Or Analysing Materials By Optical Means (AREA)
FR0105679A 2001-04-27 2001-04-27 REFLECTOMETER-LIKE BRIGHTNESS MEASURING DEVICE Expired - Fee Related FR2824138B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0105679A FR2824138B1 (en) 2001-04-27 2001-04-27 REFLECTOMETER-LIKE BRIGHTNESS MEASURING DEVICE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0105679A FR2824138B1 (en) 2001-04-27 2001-04-27 REFLECTOMETER-LIKE BRIGHTNESS MEASURING DEVICE

Publications (2)

Publication Number Publication Date
FR2824138A1 FR2824138A1 (en) 2002-10-31
FR2824138B1 true FR2824138B1 (en) 2003-06-13

Family

ID=8862762

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0105679A Expired - Fee Related FR2824138B1 (en) 2001-04-27 2001-04-27 REFLECTOMETER-LIKE BRIGHTNESS MEASURING DEVICE

Country Status (1)

Country Link
FR (1) FR2824138B1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR687424A (en) * 1928-12-31 1930-08-08 Ver Stahlwerke Ag Method for determining the polish of surfaces
JPH0420845A (en) * 1990-05-15 1992-01-24 Jujo Paper Co Ltd Method for measuring gloss irregularity
DE19927452C2 (en) * 1999-06-16 2001-05-03 Wilhelm Rapp Device for measuring moisture and reflectivity of surfaces
GB9921826D0 (en) * 1999-09-15 1999-11-17 Rhopoint Instrumentation Limit Glossmeter

Also Published As

Publication number Publication date
FR2824138A1 (en) 2002-10-31

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20061230