AU1517801A - Automatic contrast focussing with three optical paths - Google Patents

Automatic contrast focussing with three optical paths

Info

Publication number
AU1517801A
AU1517801A AU15178/01A AU1517801A AU1517801A AU 1517801 A AU1517801 A AU 1517801A AU 15178/01 A AU15178/01 A AU 15178/01A AU 1517801 A AU1517801 A AU 1517801A AU 1517801 A AU1517801 A AU 1517801A
Authority
AU
Australia
Prior art keywords
focussing
optical paths
automatic contrast
contrast
automatic
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.)
Abandoned
Application number
AU15178/01A
Inventor
Ralf Christoph
Christian Lotze
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.)
Werth Messtechnik GmbH
Original Assignee
Werth Messtechnik GmbH
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
Priority claimed from DE1999156761 external-priority patent/DE19956761A1/en
Application filed by Werth Messtechnik GmbH filed Critical Werth Messtechnik GmbH
Publication of AU1517801A publication Critical patent/AU1517801A/en
Abandoned 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
    • G01B11/306—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces for measuring evenness
    • 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
    • G01B11/002—Measuring arrangements characterised by the use of optical techniques for measuring two or more coordinates
    • G01B11/005—Measuring arrangements characterised by the use of optical techniques for measuring two or more coordinates coordinate measuring machines
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/20—Image signal generators
    • H04N13/204—Image signal generators using stereoscopic image cameras
    • H04N13/207—Image signal generators using stereoscopic image cameras using a single 2D image sensor
    • H04N13/236—Image signal generators using stereoscopic image cameras using a single 2D image sensor using varifocal lenses or mirrors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/20—Image signal generators
    • H04N13/271—Image signal generators wherein the generated image signals comprise depth maps or disparity maps

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
AU15178/01A 1999-11-03 2000-11-03 Automatic contrast focussing with three optical paths Abandoned AU1517801A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE19952833 1999-11-03
DE19952833 1999-11-03
DE19956761 1999-11-25
DE1999156761 DE19956761A1 (en) 1999-11-25 1999-11-25 Determining distance of point on object to reference point for automatic contrast focus with three optical paths, involves measuring contrast values
PCT/EP2000/010842 WO2001033166A1 (en) 1999-11-03 2000-11-03 Automatic contrast focussing with three optical paths

Publications (1)

Publication Number Publication Date
AU1517801A true AU1517801A (en) 2001-05-14

Family

ID=26055439

Family Applications (1)

Application Number Title Priority Date Filing Date
AU15178/01A Abandoned AU1517801A (en) 1999-11-03 2000-11-03 Automatic contrast focussing with three optical paths

Country Status (4)

Country Link
EP (1) EP1238244B1 (en)
AU (1) AU1517801A (en)
DE (1) DE50011262D1 (en)
WO (1) WO2001033166A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1459033A2 (en) * 2001-12-19 2004-09-22 Werth Messtechnik GmbH Method for the three-dimensional measurement of a surface
US7812971B2 (en) 2007-06-28 2010-10-12 Quality Vision International, Inc. Multi color autofocus apparatus and method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0939294B1 (en) * 1998-02-26 2004-06-09 Agilent Technologies, Inc. (a Delaware corporation) Determining topographical values
DE19816271C1 (en) * 1998-04-11 2000-01-13 Werth Messtechnik Gmbh Method and device for determining the profile of a material surface

Also Published As

Publication number Publication date
DE50011262D1 (en) 2005-11-03
EP1238244A1 (en) 2002-09-11
EP1238244B1 (en) 2005-09-28
WO2001033166A1 (en) 2001-05-10

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase