JPS5781226A - Observing device - Google Patents

Observing device

Info

Publication number
JPS5781226A
JPS5781226A JP55157217A JP15721780A JPS5781226A JP S5781226 A JPS5781226 A JP S5781226A JP 55157217 A JP55157217 A JP 55157217A JP 15721780 A JP15721780 A JP 15721780A JP S5781226 A JPS5781226 A JP S5781226A
Authority
JP
Japan
Prior art keywords
optical system
viewing
light
route
casing
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
JP55157217A
Other languages
English (en)
Inventor
Kenichi Yoshida
Kozo Ono
Koichi Tsuno
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric 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 Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Priority to JP55157217A priority Critical patent/JPS5781226A/ja
Priority to AT81304533T priority patent/ATE11344T1/de
Priority to EP19810304533 priority patent/EP0050922B1/en
Priority to DE8181304533T priority patent/DE3168344D1/de
Publication of JPS5781226A publication Critical patent/JPS5781226A/ja
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00163—Optical arrangements
    • A61B1/00174—Optical arrangements characterised by the viewing angles
    • A61B1/00183—Optical arrangements characterised by the viewing angles for variable viewing angles
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
    • G02B23/26—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes using light guides

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Optics & Photonics (AREA)
  • Surgery (AREA)
  • Biomedical Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Biophysics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Endoscopes (AREA)
  • Instruments For Viewing The Inside Of Hollow Bodies (AREA)
JP55157217A 1980-10-27 1980-11-08 Observing device Pending JPS5781226A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP55157217A JPS5781226A (en) 1980-11-08 1980-11-08 Observing device
AT81304533T ATE11344T1 (de) 1980-10-27 1981-09-30 Beobachtungssystem fuer die untersuchung kleiner oeffnungen.
EP19810304533 EP0050922B1 (en) 1980-10-27 1981-09-30 Observation system for inspecting small diameter holes
DE8181304533T DE3168344D1 (en) 1980-10-27 1981-09-30 Observation system for inspecting small diameter holes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55157217A JPS5781226A (en) 1980-11-08 1980-11-08 Observing device

Publications (1)

Publication Number Publication Date
JPS5781226A true JPS5781226A (en) 1982-05-21

Family

ID=15644771

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55157217A Pending JPS5781226A (en) 1980-10-27 1980-11-08 Observing device

Country Status (1)

Country Link
JP (1) JPS5781226A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61112117A (ja) * 1984-11-06 1986-05-30 Toshiba Corp 直視用・側視用装置を備えたイメ−ジフアイバ
JPS63113416A (ja) * 1986-10-30 1988-05-18 Shitara Seisakusho:Kk 缶内面検査装置
JP2005319315A (ja) * 2004-05-03 2005-11-17 Given Imaging Ltd パノラミックビューを有する内視鏡
JP2007212296A (ja) * 2006-02-09 2007-08-23 Toshiba Corp ボルトヒータ穴の検査方法

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61112117A (ja) * 1984-11-06 1986-05-30 Toshiba Corp 直視用・側視用装置を備えたイメ−ジフアイバ
JPH061300B2 (ja) * 1984-11-06 1994-01-05 株式会社東芝 直視用・側視用装置を備えたイメ−ジフアイバ
JPS63113416A (ja) * 1986-10-30 1988-05-18 Shitara Seisakusho:Kk 缶内面検査装置
JPH0581013B2 (ja) * 1986-10-30 1993-11-11 Shitara Seisakusho Kk
JP2005319315A (ja) * 2004-05-03 2005-11-17 Given Imaging Ltd パノラミックビューを有する内視鏡
JP2007212296A (ja) * 2006-02-09 2007-08-23 Toshiba Corp ボルトヒータ穴の検査方法

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