FR2550332B1 - MULTIFOCAL OPTICAL PROFILMETER BY DISPERSION - Google Patents

MULTIFOCAL OPTICAL PROFILMETER BY DISPERSION

Info

Publication number
FR2550332B1
FR2550332B1 FR8412251A FR8412251A FR2550332B1 FR 2550332 B1 FR2550332 B1 FR 2550332B1 FR 8412251 A FR8412251 A FR 8412251A FR 8412251 A FR8412251 A FR 8412251A FR 2550332 B1 FR2550332 B1 FR 2550332B1
Authority
FR
France
Prior art keywords
profilmeter
dispersion
multifocal optical
multifocal
optical
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
FR8412251A
Other languages
French (fr)
Other versions
FR2550332A1 (en
Inventor
Giuseppe Molesini
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.)
OTTICA IST NAZ
Original Assignee
OTTICA IST NAZ
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 OTTICA IST NAZ filed Critical OTTICA IST NAZ
Publication of FR2550332A1 publication Critical patent/FR2550332A1/en
Application granted granted Critical
Publication of FR2550332B1 publication Critical patent/FR2550332B1/en
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
    • 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
    • G01B11/028—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness by measuring lateral position of a boundary of the object
    • 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
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B2210/00—Aspects not specifically covered by any group under G01B, e.g. of wheel alignment, caliper-like sensors
    • G01B2210/50—Using chromatic effects to achieve wavelength-dependent depth resolution

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
FR8412251A 1983-08-02 1984-08-02 MULTIFOCAL OPTICAL PROFILMETER BY DISPERSION Expired FR2550332B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT09491/83A IT1198660B (en) 1983-08-02 1983-08-02 MULTIFOCAL OPTICAL PROFILOMETER FOR DISPERSION

Publications (2)

Publication Number Publication Date
FR2550332A1 FR2550332A1 (en) 1985-02-08
FR2550332B1 true FR2550332B1 (en) 1988-04-01

Family

ID=11130919

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8412251A Expired FR2550332B1 (en) 1983-08-02 1984-08-02 MULTIFOCAL OPTICAL PROFILMETER BY DISPERSION

Country Status (4)

Country Link
DE (1) DE3428593A1 (en)
FR (1) FR2550332B1 (en)
GB (1) GB2144537B (en)
IT (1) IT1198660B (en)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8501100A (en) * 1985-04-15 1986-11-03 Optische Ind De Oude Delft Nv METHOD AND SYSTEM FOR MEASURING THE SURFACE PROFILE OF A SURFACE
US4748335A (en) * 1985-04-19 1988-05-31 Siscan Systems, Inc. Method and aparatus for determining surface profiles
US4707610A (en) 1985-07-03 1987-11-17 Siscan Systems, Inc. Method and apparatus for measuring surface profiles
US4740688A (en) * 1986-03-20 1988-04-26 Smiths Industries Public Limited Company Optical transducers with wavelength coding
JPH07107481B2 (en) * 1987-05-21 1995-11-15 アンリツ株式会社 Displacement measuring device
CH671828A5 (en) * 1987-06-26 1989-09-29 Battelle Memorial Institute
AU622666B2 (en) * 1988-05-06 1992-04-16 Gersan Establishment Identifying the position of objects or zones
US5206699A (en) 1988-05-06 1993-04-27 Gersan Establishment Sensing a narrow frequency band of radiation and gemstones
GB2219078B (en) * 1988-05-06 1992-08-26 Gersan Ets Identifying the position of objects or zones
JP3323537B2 (en) * 1991-07-09 2002-09-09 キヤノン株式会社 Microstructure evaluation device and microstructure evaluation method
JP2511391B2 (en) * 1991-12-04 1996-06-26 シーメンス アクチエンゲゼルシヤフト Optical distance sensor
JP3206843B2 (en) * 1992-12-18 2001-09-10 株式会社小松製作所 3D image measurement device
DE19510535A1 (en) * 1995-03-23 1996-09-26 Siemens Ag Defect detection method for glass or plastic body
US5785651A (en) * 1995-06-07 1998-07-28 Keravision, Inc. Distance measuring confocal microscope
US6175754B1 (en) 1995-06-07 2001-01-16 Keravision, Inc. Method and apparatus for measuring corneal incisions
FR2748322A1 (en) * 1996-05-02 1997-11-07 Cohen Sabban Joseph Opto-electronic instrument for digitising surface of object
FR2758076A1 (en) * 1997-01-09 1998-07-10 Sabban Joseph Cohen Opto-electronic system for three=dimension digitising of teeth dental data without contact and in real=time
DE19714202A1 (en) * 1997-04-07 1998-10-15 Bosch Gmbh Robert Device for the optical inspection of surfaces
IL125659A (en) 1998-08-05 2002-09-12 Cadent Ltd Method and apparatus for imaging three-dimensional structure
FR2805342B1 (en) * 2000-02-21 2002-07-12 Sabban Joseph Cohen HIGH RESOLUTION OPTICAL 3D SCANNING SENSOR WITH LOW TRIANGULATION ANGLE
WO2004034894A1 (en) 2002-10-16 2004-04-29 Campbell Science Group, Inc. Cornea characteristics measuring device
FR2846094B1 (en) * 2002-10-17 2005-09-30 Dufournier Technologies DEVICE AND METHOD FOR SELECTING TIRES BASED ON PNEUMATIC TORQUE / GROUND
FR2848664B1 (en) * 2002-12-11 2005-03-11 Micro Module POSITION DETECTOR, SHAPE AND REFLECTIVITY OF A SURFACE
GB2407378B (en) 2003-10-24 2006-09-06 Lein Applied Diagnostics Ltd Ocular property measuring apparatus and method therefor
GB2409033C (en) 2003-12-12 2006-05-24 Lein Applied Diagnostics Ltd Extended focal region measuring apparatus and method
DE102004022454B4 (en) * 2004-05-06 2014-06-05 Carl Mahr Holding Gmbh Measuring device with optical stylus tip
JP4331097B2 (en) * 2004-12-10 2009-09-16 株式会社東芝 Surface roughness measurement method and apparatus, and turbine deterioration diagnosis method
US20100014099A1 (en) * 2004-12-16 2010-01-21 Werth Messtechnik Gmbh Coordinate measuring device and method for measuring with a coordinate measuring device
US7522292B2 (en) * 2005-03-11 2009-04-21 Carl Zeiss Smt Ag System and method for determining a shape of a surface of an object and method of manufacturing an object having a surface of a predetermined shape
DE102006007170B4 (en) 2006-02-08 2009-06-10 Sirona Dental Systems Gmbh Method and arrangement for fast and robust chromatic confocal 3D metrology
DE102006026775B4 (en) * 2006-06-07 2008-04-30 Stiftung Für Lasertechnologien In Der Medizin Und Messtechnik An Der Universität Ulm Method and device for characterizing moving surfaces
JP4888807B2 (en) * 2006-07-26 2012-02-29 オプトウエア株式会社 Scanning shape measuring machine
ITRM20060651A1 (en) * 2006-12-06 2008-06-07 Enea Ente Nuove Tec METHOD AND DEVICE THREE-DIMENSIONAL OPTICAL RADAR USING THREE RGB RANGES MODULATED BY LASER DIODES, IN PARTICULAR FOR METROLOGICAL AND FINE ARTS APPLICATIONS.
GB2451443B (en) 2007-07-30 2012-12-26 Lein Applied Diagnostics Ltd Optical measurement apparatus and method therefor
GB2457302B (en) 2008-02-11 2013-04-10 Lein Applied Diagnostics Ltd Measurement apparatus and method therefor
DE102009001086B4 (en) 2009-02-23 2014-03-27 Sirona Dental Systems Gmbh Hand-held dental camera and method for 3D optical measurement
GB2487742B (en) 2011-02-02 2013-08-21 Rolls Royce Plc An erosion testing assembly
DE102016003334A1 (en) 2016-03-14 2017-09-14 Universität Stuttgart (Körperschaft Des Öffentlichen Rechts) Arrangement and method for Raman spectroscopy, in particular for tumor tissue and aortic diagnostics
JP6570035B2 (en) * 2016-03-30 2019-09-04 国立大学法人東北大学 Displacement measuring apparatus and displacement measuring method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1473780A1 (en) * 1965-12-30 1969-03-13 Bbc Brown Boveri & Cie Device for non-contact measurement of contours
FR1534762A (en) * 1967-05-18 1968-08-02 Cilas Optical probing method and device

Also Published As

Publication number Publication date
GB2144537A (en) 1985-03-06
IT8309491A0 (en) 1983-08-02
DE3428593A1 (en) 1985-02-14
GB8419614D0 (en) 1984-09-05
GB2144537B (en) 1986-07-30
FR2550332A1 (en) 1985-02-08
DE3428593C2 (en) 1988-11-17
IT1198660B (en) 1988-12-21

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Legal Events

Date Code Title Description
ST Notification of lapse