FR2322358A1 - Procede et appareil de detection de caracteristiques geometriques d'un objet - Google Patents

Procede et appareil de detection de caracteristiques geometriques d'un objet

Info

Publication number
FR2322358A1
FR2322358A1 FR7625485A FR7625485A FR2322358A1 FR 2322358 A1 FR2322358 A1 FR 2322358A1 FR 7625485 A FR7625485 A FR 7625485A FR 7625485 A FR7625485 A FR 7625485A FR 2322358 A1 FR2322358 A1 FR 2322358A1
Authority
FR
France
Prior art keywords
detection
geometric characteristics
geometric
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.)
Granted
Application number
FR7625485A
Other languages
English (en)
French (fr)
Other versions
FR2322358B1 (
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.)
Dynell Electronics Corp
Original Assignee
Dynell Electronics Corp
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 Dynell Electronics Corp filed Critical Dynell Electronics Corp
Publication of FR2322358A1 publication Critical patent/FR2322358A1/fr
Application granted granted Critical
Publication of FR2322358B1 publication Critical patent/FR2322358B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C11/00—Photogrammetry or videogrammetry, e.g. stereogrammetry; Photographic surveying
    • G01C11/02—Picture taking arrangements specially adapted for photogrammetry or photographic surveying, e.g. controlling overlapping of pictures
    • 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
    • G01B11/245—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures using a plurality of fixed, simultaneously operating transducers
    • 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
    • G01B11/25—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
    • G01B11/2536—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object using several gratings with variable grating pitch, projected on the object with the same angle of incidence

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Multimedia (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Image Processing (AREA)
FR7625485A 1975-08-27 1976-08-23 Procede et appareil de detection de caracteristiques geometriques d'un objet Granted FR2322358A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/608,265 US4175862A (en) 1975-08-27 1975-08-27 Arrangement for sensing the geometric characteristics of an object

Publications (2)

Publication Number Publication Date
FR2322358A1 true FR2322358A1 (fr) 1977-03-25
FR2322358B1 FR2322358B1 ( ) 1981-11-27

Family

ID=24435735

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7625485A Granted FR2322358A1 (fr) 1975-08-27 1976-08-23 Procede et appareil de detection de caracteristiques geometriques d'un objet

Country Status (13)

Country Link
US (2) US4175862A ( )
JP (1) JPS5229252A ( )
BE (1) BE845465A ( )
CA (1) CA1079965A ( )
CH (1) CH611016A5 ( )
DE (1) DE2637905A1 ( )
DK (1) DK386576A ( )
ES (1) ES451007A1 ( )
FR (1) FR2322358A1 ( )
GB (1) GB1570091A ( )
IT (1) IT1073688B ( )
NL (1) NL7609498A ( )
SE (2) SE432021B ( )

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Also Published As

Publication number Publication date
GB1570091A (en) 1980-06-25
SE8204577L (sv) 1982-08-04
ES451007A1 (es) 1977-08-16
DE2637905A1 (de) 1977-03-10
SE8204577D0 (sv) 1982-08-04
SE432021B (sv) 1984-03-12
CA1079965A (en) 1980-06-24
JPS6232406B2 ( ) 1987-07-14
US4175862A (en) 1979-11-27
DK386576A (da) 1977-02-28
BE845465A (fr) 1976-12-16
FR2322358B1 ( ) 1981-11-27
NL7609498A (nl) 1977-03-01
JPS5229252A (en) 1977-03-04
IT1073688B (it) 1985-04-17
SE7609326L (sv) 1977-02-28
CH611016A5 ( ) 1979-05-15
US4145991A (en) 1979-03-27

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