JPS5866910A - 内視鏡用照明光学系 - Google Patents

内視鏡用照明光学系

Info

Publication number
JPS5866910A
JPS5866910A JP56164103A JP16410381A JPS5866910A JP S5866910 A JPS5866910 A JP S5866910A JP 56164103 A JP56164103 A JP 56164103A JP 16410381 A JP16410381 A JP 16410381A JP S5866910 A JPS5866910 A JP S5866910A
Authority
JP
Japan
Prior art keywords
concave lens
optical system
angle
light
lens
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.)
Granted
Application number
JP56164103A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0419524B2 (enrdf_load_stackoverflow
Inventor
Susumu Takahashi
進 高橋
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 Corp
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 Corp, Olympus Optical Co Ltd filed Critical Olympus Corp
Priority to JP56164103A priority Critical patent/JPS5866910A/ja
Publication of JPS5866910A publication Critical patent/JPS5866910A/ja
Publication of JPH0419524B2 publication Critical patent/JPH0419524B2/ja
Granted 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
    • G02B23/2461—Illumination
    • G02B23/2469—Illumination using optical fibres

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Instruments For Viewing The Inside Of Hollow Bodies (AREA)
  • Endoscopes (AREA)
JP56164103A 1981-10-16 1981-10-16 内視鏡用照明光学系 Granted JPS5866910A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56164103A JPS5866910A (ja) 1981-10-16 1981-10-16 内視鏡用照明光学系

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56164103A JPS5866910A (ja) 1981-10-16 1981-10-16 内視鏡用照明光学系

Publications (2)

Publication Number Publication Date
JPS5866910A true JPS5866910A (ja) 1983-04-21
JPH0419524B2 JPH0419524B2 (enrdf_load_stackoverflow) 1992-03-30

Family

ID=15786810

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56164103A Granted JPS5866910A (ja) 1981-10-16 1981-10-16 内視鏡用照明光学系

Country Status (1)

Country Link
JP (1) JPS5866910A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4666246A (en) * 1983-09-20 1987-05-19 Olympus Optical Co., Ltd. Illuminating optical system for endoscopes
CN102687059A (zh) * 2009-11-16 2012-09-19 奥林巴斯医疗株式会社 照明光学系统
JP2016209411A (ja) * 2015-05-12 2016-12-15 Hoya株式会社 内視鏡

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5461482U (enrdf_load_stackoverflow) * 1977-10-08 1979-04-28
JPS5560432A (en) * 1978-10-27 1980-05-07 Olympus Optical Co Lighting optical device for endoscope
JPS5620428A (en) * 1979-07-27 1981-02-26 Olympus Optical Co Lighting optical system for endoscope

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5461482U (enrdf_load_stackoverflow) * 1977-10-08 1979-04-28
JPS5560432A (en) * 1978-10-27 1980-05-07 Olympus Optical Co Lighting optical device for endoscope
JPS5620428A (en) * 1979-07-27 1981-02-26 Olympus Optical Co Lighting optical system for endoscope

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4666246A (en) * 1983-09-20 1987-05-19 Olympus Optical Co., Ltd. Illuminating optical system for endoscopes
CN102687059A (zh) * 2009-11-16 2012-09-19 奥林巴斯医疗株式会社 照明光学系统
EP2469322A4 (en) * 2009-11-16 2013-03-27 Olympus Medical Systems Corp OPTICAL LIGHTING SYSTEM
JP2016209411A (ja) * 2015-05-12 2016-12-15 Hoya株式会社 内視鏡

Also Published As

Publication number Publication date
JPH0419524B2 (enrdf_load_stackoverflow) 1992-03-30

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