JPS5149734A - - Google Patents

Info

Publication number
JPS5149734A
JPS5149734A JP49123033A JP12303374A JPS5149734A JP S5149734 A JPS5149734 A JP S5149734A JP 49123033 A JP49123033 A JP 49123033A JP 12303374 A JP12303374 A JP 12303374A JP S5149734 A JPS5149734 A JP S5149734A
Authority
JP
Japan
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.)
Granted
Application number
JP49123033A
Other versions
JPS5515005B2 (ja
Inventor
Nobuo Yamashita
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
Priority to JP12303374A priority Critical patent/JPS5515005B2/ja
Priority to DE19752547713 priority patent/DE2547713C2/de
Publication of JPS5149734A publication Critical patent/JPS5149734A/ja
Priority to US05/768,595 priority patent/US4059344A/en
Publication of JPS5515005B2 publication Critical patent/JPS5515005B2/ja
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)
JP12303374A 1974-10-26 1974-10-26 Expired JPS5515005B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP12303374A JPS5515005B2 (ja) 1974-10-26 1974-10-26
DE19752547713 DE2547713C2 (de) 1974-10-26 1975-10-24 Endoskopobjektiv
US05/768,595 US4059344A (en) 1974-10-26 1977-02-14 Retrofocus-type objective for endoscopes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12303374A JPS5515005B2 (ja) 1974-10-26 1974-10-26

Publications (2)

Publication Number Publication Date
JPS5149734A true JPS5149734A (ja) 1976-04-30
JPS5515005B2 JPS5515005B2 (ja) 1980-04-21

Family

ID=14850539

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12303374A Expired JPS5515005B2 (ja) 1974-10-26 1974-10-26

Country Status (2)

Country Link
JP (1) JPS5515005B2 (ja)
DE (1) DE2547713C2 (ja)

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54107182A (en) * 1978-02-08 1979-08-22 Fuji Photo Optical Co Ltd Endoscope optical system
JPS55143805U (ja) * 1979-04-04 1980-10-15
JPS5619020A (en) * 1979-07-26 1981-02-23 Fuji Photo Optical Co Ltd Endscope optical system
JPS5740408U (ja) * 1980-08-14 1982-03-04
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
JPS60140312A (ja) * 1983-12-28 1985-07-25 Olympus Optical Co Ltd 硬性内視鏡光学系
JPH0269710A (ja) * 1988-09-06 1990-03-08 Olympus Optical Co Ltd 内視鏡対物光学系
JP2011053538A (ja) * 2009-09-03 2011-03-17 Fujifilm Corp 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
WO2020217443A1 (ja) * 2019-04-26 2020-10-29 オリンパス株式会社 内視鏡対物光学系

Families Citing this family (5)

* 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
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
JPS60263916A (ja) * 1984-06-13 1985-12-27 Olympus Optical Co Ltd 内焦式内視鏡対物レンズ
CN106062609B (zh) 2014-07-11 2018-11-27 奥林巴斯株式会社 物镜光学系统
WO2016047421A1 (ja) 2014-09-22 2016-03-31 オリンパス株式会社 内視鏡対物光学系

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS495621A (ja) * 1972-05-04 1974-01-18
JPS4912822A (ja) * 1972-05-10 1974-02-04
JPS4929132A (ja) * 1972-07-08 1974-03-15

Family Cites Families (2)

* 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

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS495621A (ja) * 1972-05-04 1974-01-18
JPS4912822A (ja) * 1972-05-10 1974-02-04
JPS4929132A (ja) * 1972-07-08 1974-03-15

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54107182A (en) * 1978-02-08 1979-08-22 Fuji Photo Optical Co Ltd Endoscope optical system
JPS55143805U (ja) * 1979-04-04 1980-10-15
JPS5619020A (en) * 1979-07-26 1981-02-23 Fuji Photo Optical Co Ltd Endscope optical system
JPS5740408U (ja) * 1980-08-14 1982-03-04
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
JPH0414324B2 (ja) * 1983-06-08 1992-03-12 Olympus Optical Co
JPS59226315A (ja) * 1983-06-08 1984-12-19 Olympus Optical Co Ltd 硬性鏡光学系
JPS60140312A (ja) * 1983-12-28 1985-07-25 Olympus Optical Co Ltd 硬性内視鏡光学系
JPH0269710A (ja) * 1988-09-06 1990-03-08 Olympus Optical Co Ltd 内視鏡対物光学系
JP2011053538A (ja) * 2009-09-03 2011-03-17 Fujifilm Corp 投写レンズおよび投写型表示装置
US8508853B2 (en) 2009-09-03 2013-08-13 Fujifilm Corporation Projection lens and projection-type display apparatus
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
US8456767B2 (en) 2009-12-11 2013-06-04 Olympus Medical Systems Corp. Objective optical system
WO2020217443A1 (ja) * 2019-04-26 2020-10-29 オリンパス株式会社 内視鏡対物光学系
CN113646683A (zh) * 2019-04-26 2021-11-12 奥林巴斯株式会社 内窥镜物镜光学系统
JPWO2020217443A1 (ja) * 2019-04-26 2021-11-25 オリンパス株式会社 内視鏡対物光学系及び内視鏡

Also Published As

Publication number Publication date
DE2547713C2 (de) 1986-05-28
JPS5515005B2 (ja) 1980-04-21
DE2547713A1 (de) 1976-05-06

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