DE3463297D1 - Method of determining surface roughness using a visible and infrared laser source - Google Patents

Method of determining surface roughness using a visible and infrared laser source

Info

Publication number
DE3463297D1
DE3463297D1 DE8484105532T DE3463297T DE3463297D1 DE 3463297 D1 DE3463297 D1 DE 3463297D1 DE 8484105532 T DE8484105532 T DE 8484105532T DE 3463297 T DE3463297 T DE 3463297T DE 3463297 D1 DE3463297 D1 DE 3463297D1
Authority
DE
Germany
Prior art keywords
visible
surface roughness
laser source
infrared laser
determining surface
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
Application number
DE8484105532T
Other languages
English (en)
Inventor
Joseph Anthony Freilino
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.)
Howmet Aerospace Inc
Original Assignee
Aluminum Company of America
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 Aluminum Company of America filed Critical Aluminum Company of America
Application granted granted Critical
Publication of DE3463297D1 publication Critical patent/DE3463297D1/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/30—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
    • G01B11/303—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces using photoelectric detection means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Laser Surgery Devices (AREA)
  • Lasers (AREA)
DE8484105532T 1983-05-23 1984-05-15 Method of determining surface roughness using a visible and infrared laser source Expired DE3463297D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US49735983A 1983-05-23 1983-05-23

Publications (1)

Publication Number Publication Date
DE3463297D1 true DE3463297D1 (en) 1987-05-27

Family

ID=23976543

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484105532T Expired DE3463297D1 (en) 1983-05-23 1984-05-15 Method of determining surface roughness using a visible and infrared laser source

Country Status (7)

Country Link
EP (1) EP0131710B1 (de)
JP (1) JPS59222712A (de)
AU (1) AU560990B2 (de)
BR (1) BR8402355A (de)
CA (1) CA1216169A (de)
DE (1) DE3463297D1 (de)
NO (1) NO841969L (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU86194A1 (fr) * 1985-12-05 1987-07-24 Centre Rech Metallurgique Procede de mesure en continu de la rugosite de la surface d'un produit lamine a froid
DE3720079A1 (de) * 1987-06-16 1988-12-29 Breitmeier Ulrich Optischer abtastkopf
GB8810714D0 (en) * 1988-05-06 1988-06-08 Leicester Polytechnic Method & apparatus for inspecting smooth surface
US5117081A (en) * 1991-04-01 1992-05-26 Armco Inc. Roll roundness measuring and machining apparatus and method
KR20030053077A (ko) * 2001-12-22 2003-06-28 재단법인 포항산업과학연구원 이디티롤로 가공된 냉연강판의 표면조도 측정방법
US7795555B2 (en) 2007-06-08 2010-09-14 Caterpillar Inc Process for determining whether used friction elements may be returned to service
JP5673088B2 (ja) * 2010-12-27 2015-02-18 三菱レイヨン株式会社 微細凹凸構造を表面に有する物品の製造方法および製造装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3388259A (en) * 1965-03-22 1968-06-11 Gen Precision Systems Inc Photosensitive surface finish indicator
DE2402127C3 (de) * 1974-01-17 1978-04-06 Pluess-Staufer Ag, Oftringen (Schweiz) Vorrichtung zur Messung des Glanzschleiers von Oberflächen
GB1474191A (en) * 1974-01-21 1977-05-18 Nat Res Dev Measurement of surface roughness
US4053237A (en) * 1976-07-02 1977-10-11 Westvaco Corporation Measuring the surface of a roller by glossmeter

Also Published As

Publication number Publication date
CA1216169A (en) 1987-01-06
EP0131710A1 (de) 1985-01-23
BR8402355A (pt) 1985-04-02
JPS59222712A (ja) 1984-12-14
AU560990B2 (en) 1987-04-30
EP0131710B1 (de) 1987-04-22
AU2839184A (en) 1984-11-29
NO841969L (no) 1984-11-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee