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JPS548583A - Apparatus for detecting defect presence on substance surface reflecting at least of part of illuminating light - Google Patents

Apparatus for detecting defect presence on substance surface reflecting at least of part of illuminating light

Info

Publication number
JPS548583A
JPS548583A JP7528978A JP7528978A JPS548583A JP S548583 A JPS548583 A JP S548583A JP 7528978 A JP7528978 A JP 7528978A JP 7528978 A JP7528978 A JP 7528978A JP S548583 A JPS548583 A JP S548583A
Authority
JP
Japan
Prior art keywords
illuminating light
surface reflecting
substance surface
detecting defect
defect presence
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
JP7528978A
Other languages
Japanese (ja)
Inventor
Zuitsuku Erubuin
Henneberugaa Haintsu
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.)
Erwin Sick GmbH Optik Elektronik
Original Assignee
Erwin Sick GmbH Optik Elektronik
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 Erwin Sick GmbH Optik Elektronik filed Critical Erwin Sick GmbH Optik Elektronik
Publication of JPS548583A publication Critical patent/JPS548583A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G01N21/8901—Optical details; Scanning details

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
JP7528978A 1977-06-21 1978-06-21 Apparatus for detecting defect presence on substance surface reflecting at least of part of illuminating light Pending JPS548583A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2727926A DE2727926C3 (en) 1977-06-21 1977-06-21 Device for the detection of imperfections on the reflective surface of a web

Publications (1)

Publication Number Publication Date
JPS548583A true JPS548583A (en) 1979-01-22

Family

ID=6011989

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7528978A Pending JPS548583A (en) 1977-06-21 1978-06-21 Apparatus for detecting defect presence on substance surface reflecting at least of part of illuminating light

Country Status (4)

Country Link
JP (1) JPS548583A (en)
DE (1) DE2727926C3 (en)
GB (1) GB1598244A (en)
IT (1) IT1096673B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56163445A (en) * 1980-04-09 1981-12-16 Borudouinnkoosu Uebu Controls Web damage detector with adjustable scanning head

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2827705C3 (en) * 1978-06-23 1981-07-30 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Device for the detection of defects in web material
DE2836280C3 (en) * 1978-08-18 1981-04-30 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Optical scanning device for continuously moving material webs
IT1126842B (en) * 1979-12-21 1986-05-21 Autostrade Concessioni & Costr PERFECTED REAR-REFLECTOMETER WITH DIRECT READING
DE3000352C2 (en) * 1980-01-07 1986-07-24 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Optoelectronic monitoring device
DE3036886A1 (en) * 1980-09-30 1982-05-13 Siemens AG, 1000 Berlin und 8000 München METHOD FOR CORRECTING A MEASURING SIGNAL
DE3212190A1 (en) * 1982-04-01 1983-10-06 Siemens Ag Opto-electronic distinguishing of structures on surfaces
DE3232885A1 (en) * 1982-09-04 1984-03-08 Robert Bosch Gmbh, 7000 Stuttgart METHOD FOR AUTOMATICALLY INSPECTING SURFACES
DE3428435A1 (en) * 1984-08-01 1986-02-06 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Roughness probe
DE3446355C2 (en) * 1984-12-19 1986-11-06 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Optical troubleshooting device
DE3540916A1 (en) * 1985-11-19 1987-05-21 Zeiss Carl Fa METHOD AND DEVICE FOR SCREEN LIGHT MICROSCOPIC DISPLAY OF OBJECTS IN THE DARK FIELD

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56163445A (en) * 1980-04-09 1981-12-16 Borudouinnkoosu Uebu Controls Web damage detector with adjustable scanning head

Also Published As

Publication number Publication date
IT7824513A0 (en) 1978-06-13
DE2727926B2 (en) 1980-02-14
GB1598244A (en) 1981-09-16
DE2727926A1 (en) 1979-01-11
DE2727926C3 (en) 1980-11-13
IT1096673B (en) 1985-08-26

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