FR2491643B1 - Dispositif holographique de detection de defauts - Google Patents

Dispositif holographique de detection de defauts

Info

Publication number
FR2491643B1
FR2491643B1 FR8118811A FR8118811A FR2491643B1 FR 2491643 B1 FR2491643 B1 FR 2491643B1 FR 8118811 A FR8118811 A FR 8118811A FR 8118811 A FR8118811 A FR 8118811A FR 2491643 B1 FR2491643 B1 FR 2491643B1
Authority
FR
France
Prior art keywords
detection device
defect detection
holographic
holographic defect
detection
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
FR8118811A
Other languages
English (en)
Other versions
FR2491643A1 (fr
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.)
Laser Technology Inc
Original Assignee
Laser Technology 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 Laser Technology Inc filed Critical Laser Technology Inc
Publication of FR2491643A1 publication Critical patent/FR2491643A1/fr
Application granted granted Critical
Publication of FR2491643B1 publication Critical patent/FR2491643B1/fr
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
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/021—Interferometers using holographic techniques
FR8118811A 1980-10-06 1981-10-06 Dispositif holographique de detection de defauts Expired FR2491643B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US19434380A 1980-10-06 1980-10-06
US06/284,634 US4462668A (en) 1980-10-06 1981-07-20 Hologram apparatus for detecting flaws with developing chamber

Publications (2)

Publication Number Publication Date
FR2491643A1 FR2491643A1 (fr) 1982-04-09
FR2491643B1 true FR2491643B1 (fr) 1986-03-21

Family

ID=26889918

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8118811A Expired FR2491643B1 (fr) 1980-10-06 1981-10-06 Dispositif holographique de detection de defauts

Country Status (7)

Country Link
US (1) US4462668A (fr)
CA (1) CA1167296A (fr)
DE (2) DE3153245C2 (fr)
FR (1) FR2491643B1 (fr)
GB (1) GB2086595B (fr)
MX (1) MX152040A (fr)
NL (1) NL8104356A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8616335U1 (fr) * 1986-06-18 1986-11-13 Holtronic Gesellschaft Fuer Holographie Und Elektro-Optik Mbh, 8011 Ottersberg, De
DE3720142A1 (de) * 1987-06-16 1988-12-29 Rottenkolber Holo System Gmbh Holographische messeinrichtung
DE29519616U1 (de) * 1995-12-02 1996-02-29 Matschke Wolfgang Dipl Ing Vorrichtung zur Herstellung von Hologrammen

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2780974A (en) * 1957-02-12 fairbank
GB642465A (en) * 1945-06-19 1950-09-06 Kodak Ltd Improvements in or relating to photographic recording apparatus
US2582182A (en) * 1948-06-26 1952-01-08 Kenyon Instr Company Inc Apparatus for rapid processing of film
US2981170A (en) * 1959-01-06 1961-04-25 Optomechanisms Inc Film developing and fixing mechanism
US3200724A (en) * 1962-11-29 1965-08-17 Itt Apparatus for accurate formation and presentation of a visual display
GB1040620A (en) * 1963-11-21 1966-09-01 Optomechanisms Inc Processing head for photographic mechanism
DE1922772A1 (de) * 1968-05-06 1969-11-13 Gcoptronics Inc Holographisches Verfahren und Vorrichtung zur Durchfuehrung
DE2054932A1 (de) * 1970-11-07 1972-05-10 Spiewok, Gottfried, 8501 Burgthann Vorrichtung zur Flüssigkeitsbehandlung eines Flachstückes
US3764216A (en) * 1971-03-02 1973-10-09 Bausch & Lomb Interferometric apparatus
DE2132697A1 (de) * 1971-07-01 1973-01-18 Dynamit Nobel Ag Verfahren zur zerstoerungsfreien materialpruefung mittels holographischer interferomentrie
US3739702A (en) * 1972-03-09 1973-06-19 Int Holographics Inc Instant stable film processing method
GB1412973A (en) * 1972-07-12 1975-11-05 Ilford Ltd Electrophotographic processing apparatus
US3886576A (en) * 1972-11-24 1975-05-27 Eastman Kodak Co Method and apparatus for processing a film insert on an aperture card
US3936854A (en) * 1974-05-24 1976-02-03 Eastman Kodak Company Apparatus for developing photosensitive material
CH609473A5 (en) * 1976-07-21 1979-02-28 Ciba Geigy Ag Method for rapid processing of photographic material and equipment for carrying out the method
GB2035586A (en) * 1978-11-30 1980-06-18 Spence Bate Combined exposure and development

Also Published As

Publication number Publication date
DE3138056A1 (de) 1982-05-13
DE3138056C2 (de) 1985-06-13
DE3153245C2 (de) 1985-12-12
NL8104356A (nl) 1982-05-03
CA1167296A (fr) 1984-05-15
GB2086595A (en) 1982-05-12
US4462668A (en) 1984-07-31
MX152040A (es) 1985-05-24
FR2491643A1 (fr) 1982-04-09
GB2086595B (en) 1984-10-17

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse