JPH052184B2 - - Google Patents

Info

Publication number
JPH052184B2
JPH052184B2 JP22678985A JP22678985A JPH052184B2 JP H052184 B2 JPH052184 B2 JP H052184B2 JP 22678985 A JP22678985 A JP 22678985A JP 22678985 A JP22678985 A JP 22678985A JP H052184 B2 JPH052184 B2 JP H052184B2
Authority
JP
Japan
Prior art keywords
inspection device
objective lens
pipe
fiberscope
tube
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 - Lifetime
Application number
JP22678985A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6287835A (ja
Inventor
Atsushi Takagi
Shinichi Kurita
Masayuki Watabiki
Yasuji Sakuma
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.)
Hitachi Ltd
Tokyo Gas Co Ltd
Original Assignee
Hitachi Ltd
Tokyo Gas Co 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 Hitachi Ltd, Tokyo Gas Co Ltd filed Critical Hitachi Ltd
Priority to JP22678985A priority Critical patent/JPS6287835A/ja
Publication of JPS6287835A publication Critical patent/JPS6287835A/ja
Publication of JPH052184B2 publication Critical patent/JPH052184B2/ja
Granted legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/88Investigating the presence of flaws or contamination
    • G01N21/95Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/954Inspecting the inner surface of hollow bodies, e.g. bores

Landscapes

  • 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)
  • Instruments For Viewing The Inside Of Hollow Bodies (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
JP22678985A 1985-10-14 1985-10-14 管内点検装置 Granted JPS6287835A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP22678985A JPS6287835A (ja) 1985-10-14 1985-10-14 管内点検装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22678985A JPS6287835A (ja) 1985-10-14 1985-10-14 管内点検装置

Publications (2)

Publication Number Publication Date
JPS6287835A JPS6287835A (ja) 1987-04-22
JPH052184B2 true JPH052184B2 (en]) 1993-01-11

Family

ID=16850639

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22678985A Granted JPS6287835A (ja) 1985-10-14 1985-10-14 管内点検装置

Country Status (1)

Country Link
JP (1) JPS6287835A (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5363945B2 (ja) * 2009-10-29 2013-12-11 日本鉄塔工業株式会社 回転位置検出装置

Also Published As

Publication number Publication date
JPS6287835A (ja) 1987-04-22

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