JP2016106764A - 内視鏡の撮像光学系及び撮像ユニット並びに内視鏡 - Google Patents
内視鏡の撮像光学系及び撮像ユニット並びに内視鏡 Download PDFInfo
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- JP2016106764A JP2016106764A JP2014245927A JP2014245927A JP2016106764A JP 2016106764 A JP2016106764 A JP 2016106764A JP 2014245927 A JP2014245927 A JP 2014245927A JP 2014245927 A JP2014245927 A JP 2014245927A JP 2016106764 A JP2016106764 A JP 2016106764A
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- Prior art keywords
- optical member
- lens barrel
- optical
- endoscope
- imaging
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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
- G02B23/2476—Non-optical details, e.g. housings, mountings, supports
- G02B23/2484—Arrangements in relation to a camera or imaging device
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00064—Constructional details of the endoscope body
- A61B1/00071—Insertion part of the endoscope body
- A61B1/0008—Insertion part of the endoscope body characterised by distal tip features
- A61B1/00096—Optical elements
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
-
- 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
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/14—Special procedures for taking photographs; Apparatus therefor for taking photographs during medical operations
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/02—Bodies
- G03B17/08—Waterproof bodies or housings
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/02—Bodies
- G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/555—Constructional details for picking-up images in sites, inaccessible due to their dimensions or hazardous conditions, e.g. endoscopes or borescopes
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Surgery (AREA)
- Astronomy & Astrophysics (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Radiology & Medical Imaging (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biophysics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- Pathology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Endoscopes (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
- Lens Barrels (AREA)
- Structure And Mechanism Of Cameras (AREA)
- Lenses (AREA)
Abstract
Description
5 撮像ユニット
6 撮像光学系
7 撮像素子
10 第1光学部材群
11 第1鏡筒
12 第2光学部材群
13 第2鏡筒
20 対物光学部材
21 光学部材
23 光学部材
30 嵌合部
31 嵌合部
32 当接部
33 フランジ部
Claims (6)
- 内視鏡の撮像光学系であって、
最も被写体側に配置される対物光学部材を含む複数の光学部材からなる第1光学部材群と、
前記第1光学部材群を保持する第1鏡筒と、
前記第1光学部材群の像側に配置される第2光学部材群と、
前記第2光学部材群を保持する第2鏡筒と、
を備え、
前記第1光学部材群を構成する複数の前記光学部材は光軸方向に互いに当接しており、
前記第1鏡筒及び前記第2鏡筒は前記光軸方向に互いに嵌合し、前記第1鏡筒及び前記第2鏡筒が互いに嵌合するのに伴い、前記第1光学部材群の最も像側に配置された光学部材が前記第2鏡筒に当接し、
前記第1光学部材群の最も像側に配置された前記光学部材が前記第2鏡筒に当接した状態で、前記光軸方向に前記第1鏡筒の像側端の像側及び前記第2鏡筒の被写体側端の被写体側には空間が置かれており、前記第1鏡筒と前記第2鏡筒とは分離可能に接着されている内視鏡の撮像光学系。 - 請求項1記載の内視鏡の撮像光学系であって、
前記第1鏡筒の像側端部及び前記第2鏡筒の被写体側端部のうち前記第1鏡筒及び前記第2鏡筒が互いに嵌合した際に嵌合外側に位置する一方の鏡筒の端部と、他方の鏡筒の外周面とが互いに接着されている内視鏡の撮像光学系。 - 請求項2記載の内視鏡の撮像光学系であって、
前記他方の鏡筒の外周面に、前記一方の鏡筒の端部と前記光軸方向に隙間を置いて対向するフランジ部が設けられており、
前記一方の鏡筒の端部と前記フランジ部との間に接着剤が充填されている内視鏡の撮像光学系。 - 請求項1から3のいずれか一項記載の内視鏡の撮像光学系であって、
前記第1光学部材群の前記対物光学部材と該対物光学部材に隣設された光学部材とは、両光学部材の間を気密として互いに接合されている内視鏡の撮像光学系。 - 請求項1から4のいずれか一項記載の内視鏡の撮像光学系と、
前記撮像光学系の前記第2鏡筒の被写体側端部に設けられた撮像素子と、
を備える内視鏡の撮像ユニット。 - 請求項5記載の撮像ユニットを備える内視鏡。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014245927A JP6402012B2 (ja) | 2014-12-04 | 2014-12-04 | 内視鏡の撮像光学系及び撮像ユニット並びに内視鏡 |
PCT/JP2015/081641 WO2016088518A1 (ja) | 2014-12-04 | 2015-11-10 | 内視鏡の撮像光学系及び撮像ユニット並びに内視鏡 |
CN201580065822.0A CN106998997B (zh) | 2014-12-04 | 2015-11-10 | 内窥镜的摄像光学系统、摄像单元及内窥镜 |
US15/604,667 US20170255002A1 (en) | 2014-12-04 | 2017-05-25 | Image pickup optical system and image pickup unit of endoscope, and endoscope |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014245927A JP6402012B2 (ja) | 2014-12-04 | 2014-12-04 | 内視鏡の撮像光学系及び撮像ユニット並びに内視鏡 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016106764A true JP2016106764A (ja) | 2016-06-20 |
JP6402012B2 JP6402012B2 (ja) | 2018-10-10 |
Family
ID=56091470
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2014245927A Active JP6402012B2 (ja) | 2014-12-04 | 2014-12-04 | 内視鏡の撮像光学系及び撮像ユニット並びに内視鏡 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20170255002A1 (ja) |
JP (1) | JP6402012B2 (ja) |
CN (1) | CN106998997B (ja) |
WO (1) | WO2016088518A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017204050A1 (ja) | 2016-05-27 | 2017-11-30 | 日本電気株式会社 | 点検システム、管制装置、管制方法、及び、記録媒体 |
WO2021251426A1 (ja) * | 2020-06-09 | 2021-12-16 | マクセル株式会社 | レンズユニットおよびカメラモジュール |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2021182948A (ja) * | 2018-06-06 | 2021-12-02 | オリンパス株式会社 | 内視鏡の接着構造 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1099260A (ja) * | 1996-09-27 | 1998-04-21 | Olympus Optical Co Ltd | 内視鏡 |
JP2001027733A (ja) * | 1999-05-07 | 2001-01-30 | Olympus Optical Co Ltd | 内視鏡 |
JP2005157279A (ja) * | 2003-10-29 | 2005-06-16 | Sony Corp | ズームレンズ |
WO2011136015A1 (ja) * | 2010-04-27 | 2011-11-03 | オリンパスメディカルシステムズ株式会社 | 光学用接着剤およびそれを用いた内視鏡 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6111118U (ja) * | 1984-06-22 | 1986-01-23 | 富士写真光機株式会社 | 内視鏡用対物レンズ光学系 |
US4777524A (en) * | 1986-08-08 | 1988-10-11 | Olympus Optical Co., Ltd. | Endoscope having an electrically insulated solid-state image sensing unit |
US5894369A (en) * | 1996-11-15 | 1999-04-13 | Fuji Photo Optical Co., Ltd. | Lens device with anti-fogging |
EP1008882A4 (en) * | 1997-08-01 | 2009-10-21 | Olympus Optical Co | SCOPE LENS |
JP4938936B2 (ja) * | 2001-05-14 | 2012-05-23 | オリンパス株式会社 | 固体撮像装置 |
DE10393045T5 (de) * | 2002-10-18 | 2005-08-11 | Acmi Corp., Southborough | Lösbare optische Baugruppe für ein medizinisches Instrument |
JP4320184B2 (ja) * | 2003-02-10 | 2009-08-26 | Hoya株式会社 | 対物レンズユニット、該対物レンズユニットの組立方法 |
US7762949B2 (en) * | 2003-10-16 | 2010-07-27 | Granit Medical Innovation, Llc | Endoscope with open channels |
EP1769719A4 (en) * | 2004-07-05 | 2009-10-21 | Olympus Medical Systems Corp | ELECTRONIC ENDOSCOPE |
JP5030762B2 (ja) * | 2007-12-19 | 2012-09-19 | オリンパスメディカルシステムズ株式会社 | 撮像装置、及び電子内視鏡 |
JP2009233244A (ja) * | 2008-03-28 | 2009-10-15 | Fujinon Corp | プローブ用光学ユニット及びその組み立て方法 |
JP5289870B2 (ja) * | 2008-09-08 | 2013-09-11 | オリンパスメディカルシステムズ株式会社 | 内視鏡用撮像ユニット |
JP5941753B2 (ja) * | 2012-05-28 | 2016-06-29 | 富士フイルム株式会社 | 電子内視鏡装置及び撮像モジュール並びに撮影レンズモールド方法 |
-
2014
- 2014-12-04 JP JP2014245927A patent/JP6402012B2/ja active Active
-
2015
- 2015-11-10 CN CN201580065822.0A patent/CN106998997B/zh active Active
- 2015-11-10 WO PCT/JP2015/081641 patent/WO2016088518A1/ja active Application Filing
-
2017
- 2017-05-25 US US15/604,667 patent/US20170255002A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1099260A (ja) * | 1996-09-27 | 1998-04-21 | Olympus Optical Co Ltd | 内視鏡 |
JP2001027733A (ja) * | 1999-05-07 | 2001-01-30 | Olympus Optical Co Ltd | 内視鏡 |
JP2005157279A (ja) * | 2003-10-29 | 2005-06-16 | Sony Corp | ズームレンズ |
WO2011136015A1 (ja) * | 2010-04-27 | 2011-11-03 | オリンパスメディカルシステムズ株式会社 | 光学用接着剤およびそれを用いた内視鏡 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017204050A1 (ja) | 2016-05-27 | 2017-11-30 | 日本電気株式会社 | 点検システム、管制装置、管制方法、及び、記録媒体 |
WO2021251426A1 (ja) * | 2020-06-09 | 2021-12-16 | マクセル株式会社 | レンズユニットおよびカメラモジュール |
Also Published As
Publication number | Publication date |
---|---|
CN106998997A (zh) | 2017-08-01 |
CN106998997B (zh) | 2018-10-02 |
WO2016088518A1 (ja) | 2016-06-09 |
JP6402012B2 (ja) | 2018-10-10 |
US20170255002A1 (en) | 2017-09-07 |
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