JP5897235B1 - 撮像ユニット及び内視鏡 - Google Patents
撮像ユニット及び内視鏡 Download PDFInfo
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- JP5897235B1 JP5897235B1 JP2015550107A JP2015550107A JP5897235B1 JP 5897235 B1 JP5897235 B1 JP 5897235B1 JP 2015550107 A JP2015550107 A JP 2015550107A JP 2015550107 A JP2015550107 A JP 2015550107A JP 5897235 B1 JP5897235 B1 JP 5897235B1
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- 238000003384 imaging method Methods 0.000 title claims abstract description 52
- 230000003287 optical effect Effects 0.000 claims abstract description 113
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- 239000010409 thin film Substances 0.000 claims description 4
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- 230000000903 blocking effect Effects 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 4
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- 230000002411 adverse Effects 0.000 description 3
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- 230000004048 modification Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
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- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
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- 238000012545 processing Methods 0.000 description 1
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- 229920005989 resin Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
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- 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
-
- 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
-
- 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
- A61B1/00112—Connection or coupling means
- A61B1/00114—Electrical cables in or with an endoscope
-
- 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
- A61B1/005—Flexible endoscopes
- A61B1/0051—Flexible endoscopes with controlled bending of insertion part
- A61B1/0052—Constructional details of control elements, e.g. handles
-
- 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
-
- 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
- A61B1/05—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 characterised by the image sensor, e.g. camera, being in the distal end portion
-
- 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
- A61B1/06—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 with illuminating arrangements
- A61B1/0661—Endoscope light sources
- A61B1/0676—Endoscope light sources at distal tip of an endoscope
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
-
- 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
-
- 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
- G02B23/2446—Optical details of the image relay
-
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/005—Diaphragms
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
-
- 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
-
- 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
- A61B1/00163—Optical arrangements
- A61B1/00186—Optical arrangements with imaging filters
-
- 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)
- Optics & Photonics (AREA)
- Surgery (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radiology & Medical Imaging (AREA)
- Public Health (AREA)
- Biophysics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pathology (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- Astronomy & Astrophysics (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Endoscopes (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
- Lens Barrels (AREA)
Abstract
Description
以下に、本発明の実施形態の一例を説明する。まず、図1を参照して、本発明に係る内視鏡101の構成の一例を説明する。本実施形態の内視鏡101は、人体等の被検体内に導入可能であって被検体内の所定の観察部位を光学的に撮像可能な構成を有する。なお、内視鏡101が導入される被検体は、人体に限らず、他の生体であってもよいし、機械や建造物等の人工物であってもよい。
以下に、本発明の第2の実施形態を説明する。以下では第1の実施形態との相違点のみを説明するものとし、第1の実施形態と同様の構成要素については同一の符号を付し、その説明を適宜に省略するものとする。
Claims (3)
- 対物レンズユニット、
撮像素子の前端面である受光面上に固定された、長方形又は正方形であるカバーガラス、
前記カバーガラスの前端面に貼着された、前記カバーガラスの対角線長よりも小さい直径の円形の光学部材、
前記光学部材が後方から嵌合する円形の嵌合孔を有し、前記対物レンズユニットに対して固定された保持枠、
前記保持枠内において、径方向内側に突出する突出部、
前記光学部材の前方に配設され、前記突出部の内壁面において反射し前記撮像素子の画素形成領域内に向かう視野外光を遮る第1遮光部材、及び
前記光学部材の後端面と前記カバーガラスの前端面との間に配設され、前記光学部材の側面において反射し前記画素形成領域内に向かう角度の視野外光を遮る第2遮光部材、
を備えることを特徴とする撮像ユニット。 - 前記第2遮光部材は、前記光学部材の後端面上に蒸着された薄膜からなることを特徴とする請求項1に記載の撮像ユニット。
- 請求項1に記載の撮像ユニットを具備する内視鏡。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015550107A JP5897235B1 (ja) | 2014-05-21 | 2015-04-15 | 撮像ユニット及び内視鏡 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014105495 | 2014-05-21 | ||
JP2014105495 | 2014-05-21 | ||
PCT/JP2015/061636 WO2015178134A1 (ja) | 2014-05-21 | 2015-04-15 | 撮像ユニット及び内視鏡 |
JP2015550107A JP5897235B1 (ja) | 2014-05-21 | 2015-04-15 | 撮像ユニット及び内視鏡 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP5897235B1 true JP5897235B1 (ja) | 2016-03-30 |
JPWO2015178134A1 JPWO2015178134A1 (ja) | 2017-04-20 |
Family
ID=54553810
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015550107A Active JP5897235B1 (ja) | 2014-05-21 | 2015-04-15 | 撮像ユニット及び内視鏡 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10067333B2 (ja) |
EP (1) | EP3061384B8 (ja) |
JP (1) | JP5897235B1 (ja) |
CN (1) | CN105744877B (ja) |
WO (1) | WO2015178134A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11179025B2 (en) | 2017-05-18 | 2021-11-23 | Olympus Corporation | Image pickup apparatus and endoscope |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11782256B2 (en) * | 2016-09-21 | 2023-10-10 | Omnivision Technologies, Inc. | Endoscope imager and associated method |
JP2018146878A (ja) * | 2017-03-08 | 2018-09-20 | カンタツ株式会社 | レンズ素子および撮像レンズユニット |
JP7088730B2 (ja) * | 2018-04-25 | 2022-06-21 | オリンパス株式会社 | 内視鏡装置 |
US11690497B2 (en) * | 2018-11-27 | 2023-07-04 | Fujikura Ltd. | Lens unit |
JP7078560B2 (ja) * | 2019-01-25 | 2022-05-31 | ファナック株式会社 | 精密工作機械 |
TWI737978B (zh) * | 2019-03-29 | 2021-09-01 | 大立光電股份有限公司 | 成像鏡頭模組及電子裝置 |
TWI776188B (zh) * | 2019-07-19 | 2022-09-01 | 日商凸版印刷股份有限公司 | 遮光構件、透鏡單元、相機模組及電子機器 |
CN113288012A (zh) * | 2021-04-30 | 2021-08-24 | 上海澳华内镜股份有限公司 | 一种内窥镜摄像装置 |
EP4149103A1 (en) * | 2021-09-08 | 2023-03-15 | Robert Bosch GmbH | Imaging apparatus with athermal mounting |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005070366A (ja) * | 2003-08-22 | 2005-03-17 | Olympus Corp | 撮像装置 |
JP2009244529A (ja) * | 2008-03-31 | 2009-10-22 | Konica Minolta Opto Inc | 遮光部及びレンズ鏡胴 |
WO2012086263A1 (ja) * | 2010-12-22 | 2012-06-28 | コニカミノルタオプト株式会社 | 撮像レンズ |
WO2013125247A1 (ja) * | 2012-02-23 | 2013-08-29 | オリンパス株式会社 | レンズユニット |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3017245B2 (ja) * | 1989-09-22 | 2000-03-06 | オリンパス光学工業株式会社 | 内視鏡 |
JP3698839B2 (ja) | 1996-11-18 | 2005-09-21 | オリンパス株式会社 | 内視鏡装置 |
CN100354680C (zh) * | 1997-08-01 | 2007-12-12 | 奥林巴斯株式会社 | 内窥镜的物镜*** |
JP4578913B2 (ja) * | 2004-09-28 | 2010-11-10 | オリンパス株式会社 | 撮像装置 |
JP5019830B2 (ja) * | 2006-09-20 | 2012-09-05 | オリンパスメディカルシステムズ株式会社 | 撮像ユニット及びこれを適用する内視鏡 |
JP2008219854A (ja) * | 2007-02-05 | 2008-09-18 | Matsushita Electric Ind Co Ltd | 光学デバイス,光学デバイスウエハおよびそれらの製造方法、ならびに光学デバイスを搭載したカメラモジュールおよび内視鏡モジュール |
JP4642810B2 (ja) * | 2007-05-21 | 2011-03-02 | オリンパス株式会社 | 内視鏡用撮像装置 |
JP5380690B2 (ja) * | 2008-01-08 | 2014-01-08 | オリンパスメディカルシステムズ株式会社 | 内視鏡対物光学系及びそれを用いた内視鏡システム |
JP5154981B2 (ja) * | 2008-03-10 | 2013-02-27 | オリンパスイメージング株式会社 | ズームレンズを備えた撮像装置 |
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 |
JP5779314B2 (ja) * | 2009-08-20 | 2015-09-16 | Hoya株式会社 | 内視鏡装置 |
JP4790874B2 (ja) * | 2009-08-31 | 2011-10-12 | オリンパスメディカルシステムズ株式会社 | 撮像装置 |
WO2012063816A1 (ja) * | 2010-11-09 | 2012-05-18 | オリンパスメディカルシステムズ株式会社 | 内視鏡用撮像装置 |
JP5450704B2 (ja) * | 2012-03-26 | 2014-03-26 | 株式会社フジクラ | 電気ケーブルおよび外筒付き撮像機構、内視鏡、電気ケーブルおよび外筒付き撮像機構の製造方法 |
WO2013161503A1 (ja) * | 2012-04-25 | 2013-10-31 | 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及び内視鏡 |
JP5933393B2 (ja) * | 2012-08-20 | 2016-06-08 | オリンパス株式会社 | 光学ユニット及び内視鏡 |
-
2015
- 2015-04-15 EP EP15796750.6A patent/EP3061384B8/en not_active Not-in-force
- 2015-04-15 WO PCT/JP2015/061636 patent/WO2015178134A1/ja active Application Filing
- 2015-04-15 JP JP2015550107A patent/JP5897235B1/ja active Active
- 2015-04-15 CN CN201580002657.4A patent/CN105744877B/zh active Active
-
2016
- 2016-05-19 US US15/158,752 patent/US10067333B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005070366A (ja) * | 2003-08-22 | 2005-03-17 | Olympus Corp | 撮像装置 |
JP2009244529A (ja) * | 2008-03-31 | 2009-10-22 | Konica Minolta Opto Inc | 遮光部及びレンズ鏡胴 |
WO2012086263A1 (ja) * | 2010-12-22 | 2012-06-28 | コニカミノルタオプト株式会社 | 撮像レンズ |
WO2013125247A1 (ja) * | 2012-02-23 | 2013-08-29 | オリンパス株式会社 | レンズユニット |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11179025B2 (en) | 2017-05-18 | 2021-11-23 | Olympus Corporation | Image pickup apparatus and endoscope |
Also Published As
Publication number | Publication date |
---|---|
EP3061384A1 (en) | 2016-08-31 |
CN105744877A (zh) | 2016-07-06 |
WO2015178134A1 (ja) | 2015-11-26 |
EP3061384B1 (en) | 2018-06-27 |
US10067333B2 (en) | 2018-09-04 |
JPWO2015178134A1 (ja) | 2017-04-20 |
EP3061384A4 (en) | 2017-09-06 |
EP3061384B8 (en) | 2018-08-08 |
CN105744877B (zh) | 2017-11-21 |
US20160266373A1 (en) | 2016-09-15 |
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