JPH0554603B2 - - Google Patents

Info

Publication number
JPH0554603B2
JPH0554603B2 JP59251857A JP25185784A JPH0554603B2 JP H0554603 B2 JPH0554603 B2 JP H0554603B2 JP 59251857 A JP59251857 A JP 59251857A JP 25185784 A JP25185784 A JP 25185784A JP H0554603 B2 JPH0554603 B2 JP H0554603B2
Authority
JP
Japan
Prior art keywords
section
detected
light
signal
set value
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 - Lifetime
Application number
JP59251857A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61130808A (ja
Inventor
Takanori Ninomya
Yasuo Nakagawa
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP25185784A priority Critical patent/JPS61130808A/ja
Publication of JPS61130808A publication Critical patent/JPS61130808A/ja
Publication of JPH0554603B2 publication Critical patent/JPH0554603B2/ja
Granted 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
    • G01B11/24—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
JP25185784A 1984-11-30 1984-11-30 光切断線検出装置 Granted JPS61130808A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP25185784A JPS61130808A (ja) 1984-11-30 1984-11-30 光切断線検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP25185784A JPS61130808A (ja) 1984-11-30 1984-11-30 光切断線検出装置

Publications (2)

Publication Number Publication Date
JPS61130808A JPS61130808A (ja) 1986-06-18
JPH0554603B2 true JPH0554603B2 (cs) 1993-08-13

Family

ID=17228952

Family Applications (1)

Application Number Title Priority Date Filing Date
JP25185784A Granted JPS61130808A (ja) 1984-11-30 1984-11-30 光切断線検出装置

Country Status (1)

Country Link
JP (1) JPS61130808A (cs)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0797020B2 (ja) * 1987-09-19 1995-10-18 株式会社豊田中央研究所 座標測定装置
JP2535561B2 (ja) * 1987-09-19 1996-09-18 株式会社豊田中央研究所 三次元座標測定装置
JP2667841B2 (ja) * 1987-11-30 1997-10-27 株式会社日立製作所 溶接装置
FR2624601B1 (fr) * 1987-12-11 1990-05-25 Tech Bois Ameublement Centre Dispositif de detection video-laser pour la determination de caracteristiques geometriques d'un objet
JPH0726830B2 (ja) * 1990-07-14 1995-03-29 松下電工株式会社 物体形状検出方法
EP0921370B1 (en) * 1997-12-05 2006-07-26 Nippon Telegraph And Telephone Corporation Method and apparatus for determining distance

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5629112A (en) * 1979-08-16 1981-03-23 Minolta Camera Co Ltd Distance measurement unit
JPS57208404A (en) * 1981-06-19 1982-12-21 Hitachi Ltd Configuration detecting method

Also Published As

Publication number Publication date
JPS61130808A (ja) 1986-06-18

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