JPS5242755A - Process for measuring displacements on the overall peripheral surface of a cylindrical object by means of moire fringe - Google Patents

Process for measuring displacements on the overall peripheral surface of a cylindrical object by means of moire fringe

Info

Publication number
JPS5242755A
JPS5242755A JP50117713A JP11771375A JPS5242755A JP S5242755 A JPS5242755 A JP S5242755A JP 50117713 A JP50117713 A JP 50117713A JP 11771375 A JP11771375 A JP 11771375A JP S5242755 A JPS5242755 A JP S5242755A
Authority
JP
Japan
Prior art keywords
cylindrical object
peripheral surface
moire fringe
overall peripheral
measuring displacements
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.)
Pending
Application number
JP50117713A
Other languages
Japanese (ja)
Inventor
Hiroshi Oota
Tetsuo Kumazawa
Minoru Hondo
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 JP50117713A priority Critical patent/JPS5242755A/en
Publication of JPS5242755A publication Critical patent/JPS5242755A/en
Pending legal-status Critical Current

Links

Landscapes

  • Image Analysis (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Image Processing (AREA)

Abstract

PURPOSE: To render possible an accurate pattern measurement of displacements on the overall peripheral surface of a cylindrical object by providing an annular orbit at a position in concentrical relation to said cylindrical object, and viewing Moire fringe formed thereon.
COPYRIGHT: (C)1977,JPO&Japio
JP50117713A 1975-10-01 1975-10-01 Process for measuring displacements on the overall peripheral surface of a cylindrical object by means of moire fringe Pending JPS5242755A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50117713A JPS5242755A (en) 1975-10-01 1975-10-01 Process for measuring displacements on the overall peripheral surface of a cylindrical object by means of moire fringe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50117713A JPS5242755A (en) 1975-10-01 1975-10-01 Process for measuring displacements on the overall peripheral surface of a cylindrical object by means of moire fringe

Publications (1)

Publication Number Publication Date
JPS5242755A true JPS5242755A (en) 1977-04-02

Family

ID=14718449

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50117713A Pending JPS5242755A (en) 1975-10-01 1975-10-01 Process for measuring displacements on the overall peripheral surface of a cylindrical object by means of moire fringe

Country Status (1)

Country Link
JP (1) JPS5242755A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56169110A (en) * 1980-05-28 1981-12-25 Hitachi Ltd Purifying method for argon
JPS5870107A (en) * 1981-10-21 1983-04-26 Hoya Corp Optical measuring method for three-dimensional shape
JPS58187776A (en) * 1982-04-27 1983-11-02 日本酸素株式会社 Manufacture of argon
JPS59107910A (en) * 1982-12-10 1984-06-22 Toshiba Corp Method for purifying gaseous argon
JPS59116109A (en) * 1982-12-24 1984-07-04 Toshiba Corp Method for purifying gaseous argon
JPS60215509A (en) * 1984-04-06 1985-10-28 Kogyo Kaihatsu Kenkyusho Method of concentration of argon gas by adsorption process and preparation of adsorbent
JP2003097928A (en) * 2001-09-25 2003-04-03 Ricoh Co Ltd Shape measuring method and shape measuring device

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56169110A (en) * 1980-05-28 1981-12-25 Hitachi Ltd Purifying method for argon
JPS5870107A (en) * 1981-10-21 1983-04-26 Hoya Corp Optical measuring method for three-dimensional shape
JPS58187776A (en) * 1982-04-27 1983-11-02 日本酸素株式会社 Manufacture of argon
JPS59107910A (en) * 1982-12-10 1984-06-22 Toshiba Corp Method for purifying gaseous argon
JPS59116109A (en) * 1982-12-24 1984-07-04 Toshiba Corp Method for purifying gaseous argon
JPS60215509A (en) * 1984-04-06 1985-10-28 Kogyo Kaihatsu Kenkyusho Method of concentration of argon gas by adsorption process and preparation of adsorbent
JP2003097928A (en) * 2001-09-25 2003-04-03 Ricoh Co Ltd Shape measuring method and shape measuring device

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