GB2017330B - Optical system for endoscope - Google Patents

Optical system for endoscope

Info

Publication number
GB2017330B
GB2017330B GB7904168A GB7904168A GB2017330B GB 2017330 B GB2017330 B GB 2017330B GB 7904168 A GB7904168 A GB 7904168A GB 7904168 A GB7904168 A GB 7904168A GB 2017330 B GB2017330 B GB 2017330B
Authority
GB
United Kingdom
Prior art keywords
endoscope
optical system
optical
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
GB7904168A
Other versions
GB2017330A (en
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.)
Fujinon Corp
Original Assignee
Fuji Photo Optical 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 Fuji Photo Optical Co Ltd filed Critical Fuji Photo Optical Co Ltd
Publication of GB2017330A publication Critical patent/GB2017330A/en
Application granted granted Critical
Publication of GB2017330B publication Critical patent/GB2017330B/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

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Endoscopes (AREA)
  • Instruments For Viewing The Inside Of Hollow Bodies (AREA)
GB7904168A 1978-02-08 1979-02-06 Optical system for endoscope Expired GB2017330B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1329478A JPS54107182A (en) 1978-02-08 1978-02-08 Endoscope optical system

Publications (2)

Publication Number Publication Date
GB2017330A GB2017330A (en) 1979-10-03
GB2017330B true GB2017330B (en) 1982-05-19

Family

ID=11829162

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7904168A Expired GB2017330B (en) 1978-02-08 1979-02-06 Optical system for endoscope

Country Status (3)

Country Link
JP (1) JPS54107182A (en)
DE (2) DE2904036C3 (en)
GB (1) GB2017330B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6046410B2 (en) * 1980-10-08 1985-10-16 オリンパス光学工業株式会社 endoscope objective lens
US4676593A (en) * 1983-04-18 1987-06-30 Asahi Kogaku Kogyo Kabushiki Kaisha Eyepiece and photographing device for fiberscope
CN107390358A (en) * 2017-07-28 2017-11-24 北京凡星光电医疗设备股份有限公司 Endoscope compatible device length extension device optical system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5112053A (en) * 1974-07-18 1976-01-30 Norio Matsura SHIMEGU
JPS5121835A (en) * 1974-08-14 1976-02-21 Olympus Optical Co
JPS5515004B2 (en) * 1974-10-15 1980-04-21
JPS5515005B2 (en) * 1974-10-26 1980-04-21

Also Published As

Publication number Publication date
DE2904036A1 (en) 1979-08-09
JPS54107182A (en) 1979-08-22
DE2904036B2 (en) 1981-04-02
GB2017330A (en) 1979-10-03
DE7902902U1 (en) 1979-05-10
DE2904036C3 (en) 1981-11-12

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee