JPS63130720U - - Google Patents
Info
- Publication number
- JPS63130720U JPS63130720U JP1987021724U JP2172487U JPS63130720U JP S63130720 U JPS63130720 U JP S63130720U JP 1987021724 U JP1987021724 U JP 1987021724U JP 2172487 U JP2172487 U JP 2172487U JP S63130720 U JPS63130720 U JP S63130720U
- Authority
- JP
- Japan
- Prior art keywords
- optical system
- observation optical
- curved
- image plane
- image
- 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.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 claims description 9
- 239000000835 fiber Substances 0.000 claims description 2
- 238000001839 endoscopy Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Endoscopes (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987021724U JPS63130720U (US20030157025A1-20030821-C00031.png) | 1987-02-17 | 1987-02-17 | |
US07/156,633 US4874220A (en) | 1987-02-17 | 1988-02-17 | Viewing optical system for use with endoscope |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987021724U JPS63130720U (US20030157025A1-20030821-C00031.png) | 1987-02-17 | 1987-02-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63130720U true JPS63130720U (US20030157025A1-20030821-C00031.png) | 1988-08-26 |
Family
ID=12063029
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987021724U Pending JPS63130720U (US20030157025A1-20030821-C00031.png) | 1987-02-17 | 1987-02-17 |
Country Status (2)
Country | Link |
---|---|
US (1) | US4874220A (US20030157025A1-20030821-C00031.png) |
JP (1) | JPS63130720U (US20030157025A1-20030821-C00031.png) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008233179A (ja) * | 2007-03-16 | 2008-10-02 | National Institute Of Information & Communication Technology | 偏向装置、それを用いた集光装置、さらにそれを用いた空間光受信装置 |
JP2008233540A (ja) * | 2007-03-20 | 2008-10-02 | Hamamatsu Univ School Of Medicine | イメージングファイバおよびイメージングファイバアセンブリ |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0622811Y2 (ja) * | 1989-05-23 | 1994-06-15 | 旭光学工業株式会社 | 内視鏡の照明光導入装置 |
US5630788A (en) * | 1994-08-12 | 1997-05-20 | Imagyn Medical, Inc. | Endoscope with curved end image guide |
US5828498A (en) * | 1994-10-25 | 1998-10-27 | Asahi Kogaku Kogyo Kabushiki Kaisha | Objective lens of endoscope |
US5746494A (en) * | 1994-11-22 | 1998-05-05 | Asahi Kogaku Kogyo Kabushiki Kaisha | Illuminating apparatus of endoscope |
AU2002227054A1 (en) * | 2000-12-08 | 2002-06-18 | Science Applications International Corporation | Optical configuration for focus sensing |
US6614957B2 (en) | 2000-12-08 | 2003-09-02 | Science Applications International Corporation | Optical configuration for improved lens performance |
WO2017160792A1 (en) * | 2016-03-14 | 2017-09-21 | Endochoice, Inc. | System and method for guiding and tracking a region of interest using an endoscope |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4922898B1 (US20030157025A1-20030821-C00031.png) * | 1969-03-17 | 1974-06-12 | ||
US3864017A (en) * | 1973-05-31 | 1975-02-04 | American Optical Corp | Optical fiber arc-to-line converter |
JPS6032679B2 (ja) * | 1980-04-15 | 1985-07-29 | ライオン株式会社 | 液体洗剤組成物 |
US4529267A (en) * | 1980-12-10 | 1985-07-16 | Olympus Optical Co., Ltd. | Illuminating system for endoscopes |
JPS58221809A (ja) * | 1982-06-18 | 1983-12-23 | Olympus Optical Co Ltd | フアイバ−パンドルの端面整合装置 |
US4577926A (en) * | 1983-09-30 | 1986-03-25 | International Business Machines Corporation | Fiber optic writing head |
US4487646A (en) * | 1983-12-05 | 1984-12-11 | The United States Of America As Represented By The Secretary Of The Navy | Method for positioning the ends of fibres in a fibre optic array |
US4650279A (en) * | 1984-08-15 | 1987-03-17 | The Charles Stark Draper Laboratory, Inc. | Fiber optic lens |
JP2821723B2 (ja) * | 1993-02-18 | 1998-11-05 | 株式会社日立製作所 | 回転形情報記録再生装置 |
-
1987
- 1987-02-17 JP JP1987021724U patent/JPS63130720U/ja active Pending
-
1988
- 1988-02-17 US US07/156,633 patent/US4874220A/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008233179A (ja) * | 2007-03-16 | 2008-10-02 | National Institute Of Information & Communication Technology | 偏向装置、それを用いた集光装置、さらにそれを用いた空間光受信装置 |
JP2008233540A (ja) * | 2007-03-20 | 2008-10-02 | Hamamatsu Univ School Of Medicine | イメージングファイバおよびイメージングファイバアセンブリ |
Also Published As
Publication number | Publication date |
---|---|
US4874220A (en) | 1989-10-17 |