FR2449883B1 - - Google Patents

Info

Publication number
FR2449883B1
FR2449883B1 FR8003715A FR8003715A FR2449883B1 FR 2449883 B1 FR2449883 B1 FR 2449883B1 FR 8003715 A FR8003715 A FR 8003715A FR 8003715 A FR8003715 A FR 8003715A FR 2449883 B1 FR2449883 B1 FR 2449883B1
Authority
FR
France
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
FR8003715A
Other versions
FR2449883A1 (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.)
Hajime Industries Ltd
Original Assignee
Hajime Industries 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 Hajime Industries Ltd filed Critical Hajime Industries Ltd
Publication of FR2449883A1 publication Critical patent/FR2449883A1/fr
Application granted granted Critical
Publication of FR2449883B1 publication Critical patent/FR2449883B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F1/00—Originals for photomechanical production of textured or patterned surfaces, e.g., masks, photo-masks, reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof
    • G03F1/68—Preparation processes not covered by groups G03F1/20 - G03F1/50
    • G03F1/82—Auxiliary processes, e.g. cleaning or inspecting
    • G03F1/84—Inspecting
    • 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
    • G01N21/956—Inspecting patterns on the surface of objects
    • G01N21/95607—Inspecting patterns on the surface of objects using a comparative method

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Testing Or Measuring Of Semiconductors Or The Like (AREA)
FR8003715A 1979-02-20 1980-02-20 Systeme de detection de defauts Granted FR2449883A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1886779A JPS55110904A (en) 1979-02-20 1979-02-20 Defect detecting device

Publications (2)

Publication Number Publication Date
FR2449883A1 FR2449883A1 (fr) 1980-09-19
FR2449883B1 true FR2449883B1 (fr) 1983-07-29

Family

ID=11983481

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8003715A Granted FR2449883A1 (fr) 1979-02-20 1980-02-20 Systeme de detection de defauts

Country Status (6)

Country Link
US (1) US4277802A (fr)
JP (1) JPS55110904A (fr)
CA (1) CA1126856A (fr)
DE (1) DE3006379A1 (fr)
FR (1) FR2449883A1 (fr)
GB (1) GB2046433B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4345312A (en) * 1979-04-13 1982-08-17 Hitachi, Ltd. Method and device for inspecting the defect of a pattern represented on an article
US4538909A (en) * 1983-05-24 1985-09-03 Automation Engineering, Inc. Circuit board inspection apparatus and method
DE3612256C2 (de) * 1986-04-11 1998-05-14 Twi Tech Wissenschaftliche Ind Verfahren und Einrichtung zur optoelektronischen Qualitätskontrolle
DE3937559A1 (de) * 1989-09-02 1991-03-14 Flachglas Ag Verfahren zum ermitteln von optischen fehlern in scheiben aus einem transparenten material, insbesondere aus glas
US5648915A (en) * 1995-11-20 1997-07-15 Triangle Research & Development Corporation Soft tissue damage assessment system
US6363296B1 (en) * 1999-02-24 2002-03-26 Infineon Technologies Ag System and method for automated defect inspection of photomasks
EP1416308B1 (fr) * 2002-10-31 2006-12-27 Leica Microsystems CMS GmbH Système optique de comparaison
EP1416309B1 (fr) * 2002-10-31 2006-11-29 Leica Microsystems CMS GmbH Macroscope comparateur avec système d'illumination pour objects
CN111604280A (zh) * 2020-04-03 2020-09-01 广州超音速自动化科技股份有限公司 一种口罩坏件剔除方法、设备及存储介质

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE620045A (fr) * 1961-07-11
US4110048A (en) * 1974-11-05 1978-08-29 Kawasaki Steel Corporation Method of and an apparatus for inspecting a traveling sheet material
JPS5271289A (en) * 1975-12-11 1977-06-14 Mitsubishi Electric Corp Surface inspection device
DE2720865A1 (de) * 1977-05-10 1978-11-23 Philips Patentverwaltung Anordnung zur untersuchung von objekten
JPS5419366A (en) * 1977-07-14 1979-02-14 Nippon Jidoseigyo Ltd Device for inspecting fault of pattern

Also Published As

Publication number Publication date
DE3006379A1 (de) 1980-08-21
US4277802A (en) 1981-07-07
JPS55110904A (en) 1980-08-27
DE3006379C2 (fr) 1988-06-01
GB2046433B (en) 1983-04-20
GB2046433A (en) 1980-11-12
CA1126856A (fr) 1982-06-29
JPH0157282B2 (fr) 1989-12-05
FR2449883A1 (fr) 1980-09-19

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Legal Events

Date Code Title Description
ST Notification of lapse