DE2547713C2 - Endoskopobjektiv - Google Patents

Endoskopobjektiv

Info

Publication number
DE2547713C2
DE2547713C2 DE19752547713 DE2547713A DE2547713C2 DE 2547713 C2 DE2547713 C2 DE 2547713C2 DE 19752547713 DE19752547713 DE 19752547713 DE 2547713 A DE2547713 A DE 2547713A DE 2547713 C2 DE2547713 C2 DE 2547713C2
Authority
DE
Germany
Prior art keywords
lens
lens group
lenses
group
endoscope
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
DE19752547713
Other languages
German (de)
English (en)
Other versions
DE2547713A1 (de
Inventor
Nobuo Tama Tokio/Tokyo Yamasita
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.)
Olympus Corp
Original Assignee
Olympus 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 Olympus Optical Co Ltd filed Critical Olympus Optical Co Ltd
Publication of DE2547713A1 publication Critical patent/DE2547713A1/de
Application granted granted Critical
Publication of DE2547713C2 publication Critical patent/DE2547713C2/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
    • G02B9/34—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having four components only
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/04—Reversed telephoto objectives
    • 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)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Lenses (AREA)
  • Instruments For Viewing The Inside Of Hollow Bodies (AREA)
  • Endoscopes (AREA)
DE19752547713 1974-10-26 1975-10-24 Endoskopobjektiv Expired DE2547713C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12303374A JPS5515005B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-10-26 1974-10-26

Publications (2)

Publication Number Publication Date
DE2547713A1 DE2547713A1 (de) 1976-05-06
DE2547713C2 true DE2547713C2 (de) 1986-05-28

Family

ID=14850539

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752547713 Expired DE2547713C2 (de) 1974-10-26 1975-10-24 Endoskopobjektiv

Country Status (2)

Country Link
JP (1) JPS5515005B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2547713C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2404238A1 (fr) * 1977-09-22 1979-04-20 Legrand Daniel Dispositif d'observation panoramique a travers des parois de forte epaisseur
JPS54107182A (en) * 1978-02-08 1979-08-22 Fuji Photo Optical Co Ltd Endoscope optical system
JPS55143805U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1979-04-04 1980-10-15
JPS5619020A (en) * 1979-07-26 1981-02-23 Fuji Photo Optical Co Ltd Endscope optical system
JPS5740408U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1980-08-14 1982-03-04
JPS6046410B2 (ja) * 1980-10-08 1985-10-16 オリンパス光学工業株式会社 内視鏡対物レンズ
JPS5882859U (ja) * 1981-12-01 1983-06-04 栄船舶電機株式会社 デイスポ−ザ
JPS5937405A (ja) * 1982-08-26 1984-02-29 Mitsutoyo Mfg Co Ltd 光電式測定装置
JPS59226315A (ja) * 1983-06-08 1984-12-19 Olympus Optical Co Ltd 硬性鏡光学系
JPH0685021B2 (ja) * 1983-12-28 1994-10-26 オリンパス光学工業株式会社 硬性内視鏡光学系
JPS60263916A (ja) * 1984-06-13 1985-12-27 Olympus Optical Co Ltd 内焦式内視鏡対物レンズ
JP2558333B2 (ja) * 1988-09-06 1996-11-27 オリンパス光学工業株式会社 内視鏡対物光学系
JP5431077B2 (ja) 2009-09-03 2014-03-05 富士フイルム株式会社 投写レンズおよび投写型表示装置
JP4934233B2 (ja) 2009-12-11 2012-05-16 オリンパスメディカルシステムズ株式会社 対物光学系
JP5948530B2 (ja) 2014-07-11 2016-07-06 オリンパス株式会社 対物光学系
JP6001229B2 (ja) 2014-09-22 2016-10-05 オリンパス株式会社 内視鏡対物光学系
CN113646683B (zh) * 2019-04-26 2023-04-11 奥林巴斯株式会社 内窥镜物镜光学系统

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3020804A (en) * 1958-12-08 1962-02-13 Bell & Howell Co Optical objective
DE1300311B (de) * 1967-03-30 1969-07-31 Isco Gmbh Optische Werke Photographisches oder kinematographisches Objektiv
JPS5038936B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-05-04 1975-12-13
JPS5831569B2 (ja) * 1972-05-10 1983-07-07 オリンパス光学工業株式会社 絞りの近傍に近写性能補正用の移動レンズを設けた広角レンズ
JPS4929132A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-07-08 1974-03-15

Also Published As

Publication number Publication date
DE2547713A1 (de) 1976-05-06
JPS5149734A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1976-04-30
JPS5515005B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1980-04-21

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Legal Events

Date Code Title Description
D2 Grant after examination
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: WEICKMANN, H., DIPL.-ING. FINCKE, K., DIPL.-PHYS. DR. WEICKMANN, F., DIPL.-ING. HUBER, B., DIPL.-CHEM. LISKA, H., DIPL.-ING. DR.-ING. PRECHTEL, J., DIPL.-PHYS. DR.RER.NAT., PAT.-ANW., 8000 MUENCHEN

8339 Ceased/non-payment of the annual fee