CA930214A - Apparatus and method for optically inspecting the condition of a surface - Google Patents

Apparatus and method for optically inspecting the condition of a surface

Info

Publication number
CA930214A
CA930214A CA091660A CA91660A CA930214A CA 930214 A CA930214 A CA 930214A CA 091660 A CA091660 A CA 091660A CA 91660 A CA91660 A CA 91660A CA 930214 A CA930214 A CA 930214A
Authority
CA
Canada
Prior art keywords
condition
optically inspecting
inspecting
optically
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
CA091660A
Inventor
D. Wason Thomas
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.)
ITT Inc
Original Assignee
ITT Industries Inc
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 ITT Industries Inc filed Critical ITT Industries Inc
Application granted granted Critical
Publication of CA930214A publication Critical patent/CA930214A/en
Expired 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
    • G01B11/30—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
    • G01B11/303—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces using photoelectric detection means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/954—Inspecting the inner surface of hollow bodies, e.g. bores
CA091660A 1969-10-27 1970-08-26 Apparatus and method for optically inspecting the condition of a surface Expired CA930214A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86961269A 1969-10-27 1969-10-27

Publications (1)

Publication Number Publication Date
CA930214A true CA930214A (en) 1973-07-17

Family

ID=25353912

Family Applications (1)

Application Number Title Priority Date Filing Date
CA091660A Expired CA930214A (en) 1969-10-27 1970-08-26 Apparatus and method for optically inspecting the condition of a surface

Country Status (4)

Country Link
CA (1) CA930214A (en)
DE (1) DE2052672A1 (en)
FR (1) FR2065549B1 (en)
GB (1) GB1328877A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4305661A (en) 1979-02-27 1981-12-15 Diffracto, Ltd. Method and apparatus for determining physical characteristics of objects and object surfaces
JPS5744807A (en) * 1980-08-29 1982-03-13 Hitachi Ltd Flatness measuring apparatus
JPS57204509A (en) * 1981-06-11 1982-12-15 Bekutoronikusu Inc Scanning method and apparatus
US4475035A (en) * 1981-06-11 1984-10-02 Vektronics, Inc. Method and apparatus for scanning
DE3277079D1 (en) * 1982-01-07 1987-10-01 Sumitomo Electric Industries Device for monitoring the interior of a conduit
JPH0652170B2 (en) * 1986-02-25 1994-07-06 株式会社オカダ Optical imaging type non-contact position measuring device
FR2615613B1 (en) * 1987-05-22 1990-11-02 Renault Vehicules Ind AUTOMATIC APPARATUS FOR EVALUATING THE POLISHING DEGREE OF A MOTOR SHIRT
US4849643A (en) * 1987-09-18 1989-07-18 Eaton Leonard Technologies Optical probe with overlapping detection fields
US5008555A (en) * 1988-04-08 1991-04-16 Eaton Leonard Technologies, Inc. Optical probe with overlapping detection fields
FR2631697B1 (en) * 1988-05-17 1991-07-26 Hispano Suiza Sa APPARATUS FOR OPTICAL CONTROL OF THE INTERNAL PROFILE OF A TUBE OR BORE

Also Published As

Publication number Publication date
DE2052672A1 (en) 1971-05-06
FR2065549B1 (en) 1976-05-14
FR2065549A1 (en) 1971-07-30
GB1328877A (en) 1973-09-05

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