CA1079965A - Arrangement for sensing the geometric characteristics of an object - Google Patents

Arrangement for sensing the geometric characteristics of an object

Info

Publication number
CA1079965A
CA1079965A CA259,195A CA259195A CA1079965A CA 1079965 A CA1079965 A CA 1079965A CA 259195 A CA259195 A CA 259195A CA 1079965 A CA1079965 A CA 1079965A
Authority
CA
Canada
Prior art keywords
point
object surface
projection field
segments
record
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
CA259,195A
Other languages
English (en)
French (fr)
Inventor
Paul L. Dimatteo
Joseph A. Ross
Howard K. Stern
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
Application granted granted Critical
Publication of CA1079965A publication Critical patent/CA1079965A/en
Expired 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)
CA259,195A 1975-08-27 1976-08-16 Arrangement for sensing the geometric characteristics of an object Expired CA1079965A (en)

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 (1)

Publication Number Publication Date
CA1079965A true CA1079965A (en) 1980-06-24

Family

ID=24435735

Family Applications (1)

Application Number Title Priority Date Filing Date
CA259,195A Expired CA1079965A (en) 1975-08-27 1976-08-16 Arrangement for sensing the geometric characteristics of an object

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
CH611016A5 ( ) 1979-05-15
SE8204577D0 (sv) 1982-08-04
SE7609326L (sv) 1977-02-28
BE845465A (fr) 1976-12-16
SE432021B (sv) 1984-03-12
NL7609498A (nl) 1977-03-01
DK386576A (da) 1977-02-28
JPS6232406B2 ( ) 1987-07-14
SE8204577L (sv) 1982-08-04
DE2637905A1 (de) 1977-03-10
IT1073688B (it) 1985-04-17
FR2322358B1 ( ) 1981-11-27
FR2322358A1 (fr) 1977-03-25
US4145991A (en) 1979-03-27
US4175862A (en) 1979-11-27
GB1570091A (en) 1980-06-25
JPS5229252A (en) 1977-03-04
ES451007A1 (es) 1977-08-16

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