JP6898471B2 - 積層レンズアレイ、内視鏡、撮像ユニット - Google Patents
積層レンズアレイ、内視鏡、撮像ユニット Download PDFInfo
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- JP6898471B2 JP6898471B2 JP2019564297A JP2019564297A JP6898471B2 JP 6898471 B2 JP6898471 B2 JP 6898471B2 JP 2019564297 A JP2019564297 A JP 2019564297A JP 2019564297 A JP2019564297 A JP 2019564297A JP 6898471 B2 JP6898471 B2 JP 6898471B2
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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
- A61B1/00163—Optical arrangements
- A61B1/00188—Optical arrangements with focusing or zooming features
-
- 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
- A61B1/00064—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
- A61B1/00097—Sensors
-
- 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
- A61B1/00195—Optical arrangements with eyepieces
- A61B1/00197—Optical arrangements with eyepieces characterised by multiple eyepieces
-
- 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
- A61B1/04—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
- A61B1/051—Details of CCD assembly
-
- 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
-
- 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
- A61B1/0684—Endoscope light sources using light emitting diodes [LED]
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
- G02B13/0055—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element
- G02B13/006—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element at least one element being a compound optical element, e.g. cemented elements
-
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/0006—Arrays
- G02B3/0037—Arrays characterized by the distribution or form of lenses
- G02B3/0056—Arrays characterized by the distribution or form of lenses arranged along two different directions in a plane, e.g. honeycomb arrangement of lenses
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/0006—Arrays
- G02B3/0037—Arrays characterized by the distribution or form of lenses
- G02B3/0062—Stacked lens arrays, i.e. refractive surfaces arranged in at least two planes, without structurally separate optical elements in-between
- G02B3/0068—Stacked lens arrays, i.e. refractive surfaces arranged in at least two planes, without structurally separate optical elements in-between arranged in a single integral body or plate, e.g. laminates or hybrid structures with other optical elements
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/0006—Arrays
- G02B3/0075—Arrays characterized by non-optical structures, e.g. having integrated holding or alignment 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
- A61B1/00064—Constructional details of the endoscope body
- A61B1/0011—Manufacturing of endoscope parts
-
- 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
- A61B1/012—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 characterised by internal passages or accessories therefor
- A61B1/018—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 characterised by internal passages or accessories therefor for receiving instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
- A61B18/20—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
- A61B18/201—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser with beam delivery through a hollow tube, e.g. forming an articulated arm ; Hand-pieces therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00595—Cauterization
-
- 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
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- Physics & Mathematics (AREA)
- Surgery (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biophysics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- Radiology & Medical Imaging (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- General Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Endoscopes (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
さらに、本発明の一態様による撮像ユニットは、前記積層レンズアレイと、前記積層レンズアレイを透過した光が入光される撮像素子と、を具備する。
図1は、本実施の形態の積層レンズアレイを挿入部の先端部内に具備する内視鏡を示す図である。
図7は、本実施の形態の積層レンズアレイの側面図、図8は、図7の積層レンズアレイを先端部内に設けた構成を概略的に示す図である。
Claims (5)
- 一方側に配置される第1のレンズ要素と、前記一方側とは反対の他方側に配置される第2のレンズ要素とが前記一方側と前記他方側とを結ぶ積層方向に沿って積層された積層レンズアレイであって、
前記第1のレンズ要素及び前記第2のレンズ要素を含む積層体の外周面は、前記積層方向に沿って位置しているとともに、前記積層方向に沿った前記外周面の少なくとも一部に、前記積層体の中心に向かって凹んで形成された凹部を有し、
前記第2のレンズ要素は、該第2のレンズ要素における最も前記他方側に位置する第3のレンズ要素と、前記第1のレンズ要素と前記第3のレンズ要素との間において前記積層方向において挟まれた第4のレンズ要素とを有し、
前記凹部は、前記第4のレンズ要素の外周面が、前記第1のレンズ要素及び前記第3のレンズ要素の各外周面よりも前記積層体の前記中心側に位置することによって形成されており、
前記第1のレンズ要素及び前記第3のレンズ要素の各前記外周面に、該各前記外周面が凹むことにより前記凹部が形成されていることを特徴とする積層レンズアレイ。 - 前記凹部により、前記第4のレンズ要素の前記外周面の外径は、前記第1のレンズ要素及び前記第3のレンズ要素の各前記外周面の外径よりも小さく形成されていることを特徴とする請求項1に記載の積層レンズアレイ。
- 前記請求項1に記載の前記積層レンズアレイを挿入部の先端部に具備する内視鏡であって、
前記凹部の外周に沿って、前記先端部内の他の内蔵物が配置されていることを特徴とする内視鏡。 - 前記先端部内において前記第2のレンズ要素よりも前記他方側に、前記積層レンズアレイによって集光された光が入光される撮像素子が設けられており、
前記凹部は、前記積層体の前記外周面に対して、前記積層体における前記撮像素子に入光される光が通過する有効視野領域外に形成されていることを特徴とする請求項3に記載の内視鏡。 - 請求項1に記載された積層レンズアレイと、
前記積層レンズアレイを透過した光が入光される撮像素子と、
を具備することを特徴とする撮像ユニット。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018001362 | 2018-01-09 | ||
JP2018001362 | 2018-01-09 | ||
PCT/JP2018/039110 WO2019138639A1 (ja) | 2018-01-09 | 2018-10-19 | 積層レンズアレイ、内視鏡 |
Publications (2)
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JPWO2019138639A1 JPWO2019138639A1 (ja) | 2020-11-26 |
JP6898471B2 true JP6898471B2 (ja) | 2021-07-07 |
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JP2019564297A Active JP6898471B2 (ja) | 2018-01-09 | 2018-10-19 | 積層レンズアレイ、内視鏡、撮像ユニット |
Country Status (4)
Country | Link |
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US (1) | US20200341263A1 (ja) |
JP (1) | JP6898471B2 (ja) |
CN (1) | CN111566519B (ja) |
WO (1) | WO2019138639A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113228610B (zh) | 2019-01-17 | 2023-08-01 | 奥林巴斯株式会社 | 内窥镜用摄像装置的制造方法、内窥镜用摄像装置和内窥镜 |
WO2020183600A1 (ja) | 2019-03-12 | 2020-09-17 | オリンパス株式会社 | 内視鏡用撮像装置、および、内視鏡 |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63106617A (ja) * | 1986-10-23 | 1988-05-11 | Olympus Optical Co Ltd | 内視鏡 |
JPH06233738A (ja) * | 1993-02-10 | 1994-08-23 | Olympus Optical Co Ltd | 内視鏡 |
JP3530580B2 (ja) * | 1994-05-17 | 2004-05-24 | オリンパス株式会社 | 超音波探触子の製造方法 |
JPH08545A (ja) * | 1994-06-17 | 1996-01-09 | Olympus Optical Co Ltd | カバー式内視鏡 |
JP3780046B2 (ja) * | 1995-12-15 | 2006-05-31 | オリンパス株式会社 | 内視鏡 |
EP2144106A1 (en) * | 1999-09-08 | 2010-01-13 | Olympus Corporation | Endoscope image pickup optical system |
JP3776812B2 (ja) * | 2002-02-07 | 2006-05-17 | オリンパス株式会社 | 内視鏡装置 |
JP4153733B2 (ja) * | 2002-06-24 | 2008-09-24 | オリンパス株式会社 | 内視鏡 |
JP2004029554A (ja) * | 2002-06-27 | 2004-01-29 | Olympus Corp | 撮像レンズユニットおよび撮像装置 |
JP4847020B2 (ja) * | 2005-01-19 | 2011-12-28 | 日立マクセル株式会社 | レンズ装置 |
JP4754871B2 (ja) * | 2005-05-11 | 2011-08-24 | オリンパスメディカルシステムズ株式会社 | 内視鏡の先端部 |
JP4308233B2 (ja) * | 2006-09-01 | 2009-08-05 | オリンパスメディカルシステムズ株式会社 | 内視鏡用撮像モジュール |
US8823859B2 (en) * | 2008-10-08 | 2014-09-02 | Olympus Corporation | Image pickup unit, optical unit, and manufacturing method for the image pickup unit |
DE102010049890A1 (de) * | 2010-11-01 | 2012-05-03 | André Born | Hochflexibles Endoskop aus Silikon und dessen Herstellverfahren |
JP5314734B2 (ja) * | 2011-07-06 | 2013-10-16 | 富士フイルム株式会社 | 内視鏡 |
JP5659325B1 (ja) * | 2013-06-28 | 2015-01-28 | オリンパスメディカルシステムズ株式会社 | 撮像モジュールおよび内視鏡装置 |
JP2015080646A (ja) * | 2013-10-23 | 2015-04-27 | パナソニックIpマネジメント株式会社 | 内視鏡用レンズユニットおよびこれを備えた内視鏡 |
CN107205614A (zh) * | 2015-01-23 | 2017-09-26 | 奥林巴斯株式会社 | 摄像装置和内窥镜 |
JP6389140B2 (ja) * | 2015-04-03 | 2018-09-12 | 富士フイルム株式会社 | 内視鏡システム、プロセッサ装置、及び、内視鏡システムの作動方法 |
US9829698B2 (en) * | 2015-08-31 | 2017-11-28 | Panasonic Corporation | Endoscope |
EP3438719A4 (en) * | 2016-03-29 | 2019-04-03 | Nanchang O-FILM Optical-Electronic Tech Co., LTD. | LENS UNIT |
JP2019095463A (ja) * | 2016-03-29 | 2019-06-20 | 富士フイルム株式会社 | レンズユニット |
US10578855B2 (en) * | 2016-04-25 | 2020-03-03 | Panasonic I-Pro Sensing Solutions Co., Ltd. | Endoscope |
JP6901830B2 (ja) * | 2016-04-25 | 2021-07-14 | パナソニックi−PROセンシングソリューションズ株式会社 | 内視鏡 |
JP2017207658A (ja) * | 2016-05-19 | 2017-11-24 | オリンパス株式会社 | 撮像装置及びカプセル内視鏡 |
-
2018
- 2018-10-19 JP JP2019564297A patent/JP6898471B2/ja active Active
- 2018-10-19 WO PCT/JP2018/039110 patent/WO2019138639A1/ja active Application Filing
- 2018-10-19 CN CN201880085925.7A patent/CN111566519B/zh active Active
-
2020
- 2020-07-08 US US16/923,354 patent/US20200341263A1/en active Pending
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Publication number | Publication date |
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WO2019138639A1 (ja) | 2019-07-18 |
US20200341263A1 (en) | 2020-10-29 |
CN111566519A (zh) | 2020-08-21 |
JPWO2019138639A1 (ja) | 2020-11-26 |
CN111566519B (zh) | 2022-03-15 |
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