JPS5283247A - Optically comparing method and device - Google Patents

Optically comparing method and device

Info

Publication number
JPS5283247A
JPS5283247A JP15610476A JP15610476A JPS5283247A JP S5283247 A JPS5283247 A JP S5283247A JP 15610476 A JP15610476 A JP 15610476A JP 15610476 A JP15610476 A JP 15610476A JP S5283247 A JPS5283247 A JP S5283247A
Authority
JP
Japan
Prior art keywords
comparing method
optically comparing
optically
comparing
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
JP15610476A
Other languages
Japanese (ja)
Inventor
Parasukeba Deimitorii
Rerumito Aran
Kuderu Pieeru
Giyuinu Jiyatsuku
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.)
CENTRE TEKUNIKU DESU IND MEKAN
Original Assignee
CENTRE TEKUNIKU DESU IND MEKAN
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 CENTRE TEKUNIKU DESU IND MEKAN filed Critical CENTRE TEKUNIKU DESU IND MEKAN
Publication of JPS5283247A publication Critical patent/JPS5283247A/en
Pending 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
JP15610476A 1975-12-29 1976-12-24 Optically comparing method and device Pending JPS5283247A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7539971A FR2337329A1 (en) 1975-12-29 1975-12-29 Optical comparator for spatial coordinates - projects two grid patterns on surface of tested object from optical systems fixed w.r.t. reference point

Publications (1)

Publication Number Publication Date
JPS5283247A true JPS5283247A (en) 1977-07-12

Family

ID=9164259

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15610476A Pending JPS5283247A (en) 1975-12-29 1976-12-24 Optically comparing method and device

Country Status (5)

Country Link
JP (1) JPS5283247A (en)
DD (1) DD127764A5 (en)
DE (1) DE2648772A1 (en)
FR (1) FR2337329A1 (en)
SU (1) SU677683A3 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0771934A (en) * 1992-01-15 1995-03-17 Euclid Medical Instr Inc Device that determines curved surface state of face

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2491614A1 (en) * 1980-10-08 1982-04-09 Couturier Alain METHOD FOR POSITIONING REFERENCE POINTS ON AN ADJUSTABLE TEMPLATE
JPS5875531A (en) * 1981-10-28 1983-05-07 株式会社トプコン Apparatus for measuring curvature

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5256558A (en) * 1975-11-04 1977-05-10 Nippon Telegr & Teleph Corp <Ntt> Three-dimentional object measuring system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5256558A (en) * 1975-11-04 1977-05-10 Nippon Telegr & Teleph Corp <Ntt> Three-dimentional object measuring system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0771934A (en) * 1992-01-15 1995-03-17 Euclid Medical Instr Inc Device that determines curved surface state of face

Also Published As

Publication number Publication date
FR2337329B1 (en) 1978-07-28
DD127764A5 (en) 1977-10-12
FR2337329A1 (en) 1977-07-29
SU677683A3 (en) 1979-07-30
DE2648772A1 (en) 1977-07-14

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