FR1425097A - Improvements to lenses for fiber optic endoscopes - Google Patents

Improvements to lenses for fiber optic endoscopes

Info

Publication number
FR1425097A
FR1425097A FR6523A FR6523A FR1425097A FR 1425097 A FR1425097 A FR 1425097A FR 6523 A FR6523 A FR 6523A FR 6523 A FR6523 A FR 6523A FR 1425097 A FR1425097 A FR 1425097A
Authority
FR
France
Prior art keywords
lenses
fiber optic
optic endoscopes
endoscopes
fiber
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
FR6523A
Other languages
French (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.)
Richard Wolf GmbH
Original Assignee
Richard Wolf GmbH
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 Richard Wolf GmbH filed Critical Richard Wolf GmbH
Priority to FR6523A priority Critical patent/FR1425097A/en
Application granted granted Critical
Publication of FR1425097A publication Critical patent/FR1425097A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G02B23/2407—Optical details
    • G02B23/2423—Optical details of the distal end
    • G02B23/243—Objectives for endoscopes
    • 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
    • A61B1/00165—Optical arrangements with light-conductive means, e.g. fibre optics

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Biomedical Technology (AREA)
  • Medical Informatics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Biophysics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
FR6523A 1965-02-22 1965-02-22 Improvements to lenses for fiber optic endoscopes Expired FR1425097A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR6523A FR1425097A (en) 1965-02-22 1965-02-22 Improvements to lenses for fiber optic endoscopes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6523A FR1425097A (en) 1965-02-22 1965-02-22 Improvements to lenses for fiber optic endoscopes

Publications (1)

Publication Number Publication Date
FR1425097A true FR1425097A (en) 1966-01-14

Family

ID=8571567

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6523A Expired FR1425097A (en) 1965-02-22 1965-02-22 Improvements to lenses for fiber optic endoscopes

Country Status (1)

Country Link
FR (1) FR1425097A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3576358A (en) * 1967-04-20 1971-04-27 Olympus Optical Co Optical system with continuously variable magnification
US3637282A (en) * 1970-02-21 1972-01-25 Olympus Optical Co Elongated variable magnification optical system having selectively interchangeable lenses
US4529264A (en) * 1982-03-26 1985-07-16 Carl-Zeiss-Stiftung, Heidenheum/Brenz Device for sharp-edge illumination of an observation field lying in a preselectable plane
US4655557A (en) * 1983-12-28 1987-04-07 Olympus Optical Co., Ltd. Oblique viewing optical system for endoscopes

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3576358A (en) * 1967-04-20 1971-04-27 Olympus Optical Co Optical system with continuously variable magnification
US3637282A (en) * 1970-02-21 1972-01-25 Olympus Optical Co Elongated variable magnification optical system having selectively interchangeable lenses
US4529264A (en) * 1982-03-26 1985-07-16 Carl-Zeiss-Stiftung, Heidenheum/Brenz Device for sharp-edge illumination of an observation field lying in a preselectable plane
US4655557A (en) * 1983-12-28 1987-04-07 Olympus Optical Co., Ltd. Oblique viewing optical system for endoscopes

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