IT1095140B - Dispositivo per la misurazione di distanze o di spessori senza contatto con l'oggetto - Google Patents

Dispositivo per la misurazione di distanze o di spessori senza contatto con l'oggetto

Info

Publication number
IT1095140B
IT1095140B IT23263/78A IT2326378A IT1095140B IT 1095140 B IT1095140 B IT 1095140B IT 23263/78 A IT23263/78 A IT 23263/78A IT 2326378 A IT2326378 A IT 2326378A IT 1095140 B IT1095140 B IT 1095140B
Authority
IT
Italy
Prior art keywords
thicknesses
contact
measuring distances
distances
measuring
Prior art date
Application number
IT23263/78A
Other languages
English (en)
Other versions
IT7823263A0 (it
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of IT7823263A0 publication Critical patent/IT7823263A0/it
Application granted granted Critical
Publication of IT1095140B publication Critical patent/IT1095140B/it

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
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
    • G01B11/0608—Height gauges

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Measurement Of Optical Distance (AREA)
IT23263/78A 1977-05-18 1978-05-11 Dispositivo per la misurazione di distanze o di spessori senza contatto con l'oggetto IT1095140B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772722577 DE2722577A1 (de) 1977-05-18 1977-05-18 Vorrichtung/verfahren zur beruehrungsfreien abstands- bzw. dickenmessung

Publications (2)

Publication Number Publication Date
IT7823263A0 IT7823263A0 (it) 1978-05-11
IT1095140B true IT1095140B (it) 1985-08-10

Family

ID=6009365

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23263/78A IT1095140B (it) 1977-05-18 1978-05-11 Dispositivo per la misurazione di distanze o di spessori senza contatto con l'oggetto

Country Status (7)

Country Link
US (1) US4201475A (it)
JP (1) JPS53143354A (it)
BE (1) BE867206A (it)
DE (1) DE2722577A1 (it)
FR (1) FR2391452A1 (it)
GB (1) GB1604362A (it)
IT (1) IT1095140B (it)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE412286B (sv) * 1978-07-10 1980-02-25 Saab Scania Ab Sett och anordning for fotoelektrisk avmetning av breder eller liknande geometriskt obestemda foremal
US4501962A (en) * 1980-06-02 1985-02-26 Raytheon Company Method of focusing optical apparatus
US4383168A (en) * 1980-06-02 1983-05-10 Raytheon Company Automatic focusing apparatus
JPS59144407U (ja) * 1982-03-31 1984-09-27 運輸省船舶技術研究所長 レ−ザ−散乱キヤビテイ厚み計測法および計測装置
DE3335396C2 (de) * 1983-09-29 1994-03-24 Viktor Dr Bodlaj Verfahren und Vorrichtung zum berührungslosen Messen eines Abstandes eines bestimmten Punktes einer Oberfläche von einer Bezugsebene
DE3335355C2 (de) * 1983-09-29 1994-03-24 Bodlaj Viktor Dr Verfahren und Vorrichtung zum berührungslosen Messen eines Abstandes eines bestimmten Punktes einer Oberfläche von einer Bezugsebene
DE3432252A1 (de) * 1984-09-01 1986-03-06 Fa. Carl Zeiss, 7920 Heidenheim Messmikroskop
US4687325A (en) * 1985-03-28 1987-08-18 General Electric Company Three-dimensional range camera
GB2222047A (en) * 1988-07-25 1990-02-21 Unisearch Ltd Optical mapping of field of view and information storage
US4943157A (en) * 1989-05-18 1990-07-24 Corning Incorporated Fiber optic triangulation gage
DE4119821A1 (de) * 1991-06-15 1992-12-17 Hauni Werke Koerber & Co Kg Verfahren und vorrichtung zum messen der haerte von queraxial gefoerderten stabfoermigen artikeln der tabakverarbeitenden industrie
US5311287A (en) * 1992-02-25 1994-05-10 International Business Machines Corporation Direct access storage device with head-disc dynamics monitor
IT1257404B (it) * 1992-09-30 1996-01-15 Comau Spa Procedimento per il controllo della posa di un cordone di silicone, particolarmente per la tenuta fra il basamento e la coppa di un motore a combustione interna.
US5362962A (en) * 1993-04-16 1994-11-08 Edison Welding Institute Method and apparatus for measuring pipeline corrosion
US6052191A (en) * 1998-10-13 2000-04-18 Northrop Grumman Corporation Coating thickness measurement system and method of measuring a coating thickness
US6285451B1 (en) * 1999-04-30 2001-09-04 John M. Herron Noncontacting optical method for determining thickness and related apparatus
US7283256B2 (en) * 2004-09-21 2007-10-16 Chapman Instruments, Inc. Method and apparatus for measuring wafer thickness
US7280232B2 (en) * 2004-09-21 2007-10-09 Chapman Instruments, Inc. Method and apparatus for measuring wafer thickness
CN102353491B (zh) * 2011-05-31 2013-06-26 哈尔滨工业大学 多普勒振镜正弦调制多光束激光外差二次谐波测量微冲量的方法
CN102338680B (zh) * 2011-05-31 2013-04-24 哈尔滨工业大学 基于多光束激光外差二次谐波法与扭摆法测量微冲量的方法
JP2014044060A (ja) * 2012-08-24 2014-03-13 Canon Inc 形状測定装置、および形状測定方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1803285A1 (de) * 1968-10-16 1970-05-06 Grundig Emv Automatische und beruehrungslose Dickenmessung an durchsichtigen Folien oder Platten
DE2508836C2 (de) * 1972-06-19 1984-03-29 Siemens AG, 1000 Berlin und 8000 München Entfernungsmeßgerät
DE2325086C2 (de) * 1972-06-19 1985-05-02 Siemens AG, 1000 Berlin und 8000 München Entfernungsmeßgerät
IE39252B1 (en) * 1973-05-17 1978-08-30 Siemens Ag Improvements inor relating to distance measuring equipmen
DE2501015C2 (de) * 1975-01-13 1976-08-19 Siemens Ag Beruehrungsfreies Dickenmessverfahren
US4053234A (en) * 1975-02-18 1977-10-11 United Biscuits Limited Thickness measurement
DE2546714A1 (de) * 1975-10-17 1977-04-21 Siemens Ag Verfahren zum messen des abstandes von und der geschwindigkeitskomponente eines objektes senkrecht zu einer bezugslinie
DE2654478A1 (de) * 1976-12-01 1978-06-08 Siemens Ag Vorrichtung zur beruehrungsfreien dickenmessung

Also Published As

Publication number Publication date
FR2391452A1 (fr) 1978-12-15
BE867206A (fr) 1978-09-18
JPS53143354A (en) 1978-12-13
DE2722577C2 (it) 1987-11-05
GB1604362A (en) 1981-12-09
DE2722577A1 (de) 1978-11-30
FR2391452B1 (it) 1982-03-05
US4201475A (en) 1980-05-06
IT7823263A0 (it) 1978-05-11

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