JP2015141278A - 駆動ユニット、光学ユニット、撮像装置及び内視鏡 - Google Patents
駆動ユニット、光学ユニット、撮像装置及び内視鏡 Download PDFInfo
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- JP2015141278A JP2015141278A JP2014013274A JP2014013274A JP2015141278A JP 2015141278 A JP2015141278 A JP 2015141278A JP 2014013274 A JP2014013274 A JP 2014013274A JP 2014013274 A JP2014013274 A JP 2014013274A JP 2015141278 A JP2015141278 A JP 2015141278A
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Classifications
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- 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
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
- G02B7/10—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens
- G02B7/102—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens controlled by a microcomputer
-
- 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
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
- G02B7/08—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted to co-operate with a remote control mechanism
-
- 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
- A61B1/00163—Optical arrangements
- A61B1/00188—Optical arrangements with focusing or zooming features
-
- 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
- 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
- G02B23/2438—Zoom objectives
-
- 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
- G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
- G03B3/10—Power-operated focusing
-
- 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
- G03B5/00—Adjustment of optical system relative to image or object surface other than for focusing
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
- H02K33/16—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with polarised armatures moving in alternate directions by reversal or energisation of a single coil system
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
-
- 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
- A61B1/00147—Holding or positioning arrangements
- A61B1/00158—Holding or positioning arrangements using magnetic field
-
- 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
- G03B2205/00—Adjustment of optical system relative to image or object surface other than for focusing
- G03B2205/0046—Movement of one or more optical elements for zooming
-
- 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
- G03B2205/00—Adjustment of optical system relative to image or object surface other than for focusing
- G03B2205/0053—Driving means for the movement of one or more optical element
- G03B2205/0069—Driving means for the movement of one or more optical element using electromagnetic actuators, e.g. voice coils
-
- 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)
- Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Public Health (AREA)
- Radiology & Medical Imaging (AREA)
- Animal Behavior & Ethology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Astronomy & Astrophysics (AREA)
- Power Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Lens Barrels (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
- Endoscopes (AREA)
Abstract
Description
2…固定部
3…可動部
4…前枠部
5…後枠部
6…撮像素子枠(後枠部)
10…ボイスコイルモータ
11…コイル
12…磁石
Claims (10)
- 所定の軸を中心とした筒形状の固定部と、
前記固定部の内側に配置され前記軸を中心とした筒形状の可動部と、
前記固定部の一端側に取り付けられ、少なくとも磁性体を有する前枠部と、
前記固定部に配置されたコイルと、前記可動部に配置された磁石と、によって、前記可動部を前記固定部に対して、前記軸方向に相対移動させることが可能なボイスコイルモータと、
を備え、
前記可動部の磁石は、前記磁性体によって付勢される
ことを特徴とする駆動ユニット。 - 前記磁石は、前記可動部の外周側に配置され、
前記前枠部の少なくとも一部は、前記可動部の内周側に配置される
請求項1に記載の駆動ユニット。 - 前記磁性体の少なくとも一部は、前記可動部の内周側に配置される
請求項1又は2に記載の駆動ユニット。 - 前記前枠部は、前記磁性体からなる
請求項1乃至3のいずれか1つに記載の駆動ユニット。 - 前記磁性体は、透磁率が1.0001以上である
請求項1乃至4のいずれか1つに記載の駆動ユニット。 - 請求項1乃至5のいずれか1つに記載の駆動ユニットの前記可動部に取り付けられる可動レンズ群を有する
ことを特徴とする光学ユニット。 - 前記前枠部に取り付けられる前レンズ群を有する
請求項6に記載の光学ユニット。 - 請求項6又は7に記載の前記光学ユニットと、
前記固定部の他端側に取り付けられ後枠部と、
を備え、
前記後枠部は、
前記光学部材を通過した光が入射する後レンズ群と、
前記後レンズ群を通過した光が入射する撮像素子と、
を有することを特徴とする撮像装置。 - 請求項8に記載の前記撮像装置を備える
ことを特徴とする内視鏡。 - 前記可動部は前記前枠部側に付勢される
請求項9に記載の内視鏡。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014013274A JP6388361B2 (ja) | 2014-01-28 | 2014-01-28 | 駆動ユニット、光学ユニット、撮像装置及び内視鏡 |
PCT/JP2014/072901 WO2015114867A1 (ja) | 2014-01-28 | 2014-09-01 | 駆動ユニット、光学ユニット、撮像装置及び内視鏡 |
EP14880520.3A EP3101460B1 (en) | 2014-01-28 | 2014-09-01 | Drive unit, optical unit, imaging apparatus, and endoscope |
CN201480072406.9A CN105899991B (zh) | 2014-01-28 | 2014-09-01 | 驱动单元、光学单元、摄像装置以及内窥镜 |
US15/219,411 US10459192B2 (en) | 2014-01-28 | 2016-07-26 | Driving unit, optical unit, imaging apparatus, and endoscope |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014013274A JP6388361B2 (ja) | 2014-01-28 | 2014-01-28 | 駆動ユニット、光学ユニット、撮像装置及び内視鏡 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2015141278A true JP2015141278A (ja) | 2015-08-03 |
JP2015141278A5 JP2015141278A5 (ja) | 2017-02-16 |
JP6388361B2 JP6388361B2 (ja) | 2018-09-12 |
Family
ID=53756467
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014013274A Active JP6388361B2 (ja) | 2014-01-28 | 2014-01-28 | 駆動ユニット、光学ユニット、撮像装置及び内視鏡 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10459192B2 (ja) |
EP (1) | EP3101460B1 (ja) |
JP (1) | JP6388361B2 (ja) |
CN (1) | CN105899991B (ja) |
WO (1) | WO2015114867A1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017189303A (ja) * | 2016-04-12 | 2017-10-19 | オリンパス株式会社 | 光学装置、内視鏡 |
JPWO2017094126A1 (ja) * | 2015-12-01 | 2018-09-20 | オリンパス株式会社 | 光学ユニット及び内視鏡 |
WO2018193519A1 (ja) * | 2017-04-18 | 2018-10-25 | オリンパス株式会社 | 内視鏡装置及びビデオプロセッサ |
WO2021176655A1 (ja) * | 2020-03-05 | 2021-09-10 | オリンパス株式会社 | 光学ユニット、撮像装置、内視鏡および光学ユニットの駆動方法 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE112015006218T5 (de) * | 2015-04-15 | 2017-11-02 | Olympus Corporation | Optische Einheit und Endoskop |
WO2016166857A1 (ja) * | 2015-04-15 | 2016-10-20 | オリンパス株式会社 | 光学ユニット及び内視鏡 |
WO2017072922A1 (ja) * | 2015-10-29 | 2017-05-04 | オリンパス株式会社 | 撮像装置および内視鏡システム |
DE102017107414A1 (de) * | 2017-04-06 | 2018-10-11 | Olympus Winter & Ibe Gmbh | Stereoskopisches optisches System eines chirurgischen Instruments und Verfahren zum Herstellen desselben |
CN107424852A (zh) * | 2017-06-26 | 2017-12-01 | 深圳市欧瑞博电子有限公司 | 可伸缩的智能开关 |
WO2024193250A1 (zh) * | 2023-03-22 | 2024-09-26 | 常州联影智融医疗科技有限公司 | 镜筒、摄像模组、内窥镜、控制方法、计算机可读存储介质、变焦控制设备、变焦控制装置及内窥镜系统 |
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JPH10133126A (ja) * | 1996-09-03 | 1998-05-22 | Olympus Optical Co Ltd | 内視鏡撮像装置 |
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-
2014
- 2014-01-28 JP JP2014013274A patent/JP6388361B2/ja active Active
- 2014-09-01 WO PCT/JP2014/072901 patent/WO2015114867A1/ja active Application Filing
- 2014-09-01 EP EP14880520.3A patent/EP3101460B1/en not_active Not-in-force
- 2014-09-01 CN CN201480072406.9A patent/CN105899991B/zh active Active
-
2016
- 2016-07-26 US US15/219,411 patent/US10459192B2/en active Active
Patent Citations (8)
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JPH10133126A (ja) * | 1996-09-03 | 1998-05-22 | Olympus Optical Co Ltd | 内視鏡撮像装置 |
JP2004280039A (ja) * | 2003-01-23 | 2004-10-07 | Seiko Precision Inc | 固体撮像装置 |
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JPWO2017094126A1 (ja) * | 2015-12-01 | 2018-09-20 | オリンパス株式会社 | 光学ユニット及び内視鏡 |
JP2017189303A (ja) * | 2016-04-12 | 2017-10-19 | オリンパス株式会社 | 光学装置、内視鏡 |
WO2018193519A1 (ja) * | 2017-04-18 | 2018-10-25 | オリンパス株式会社 | 内視鏡装置及びビデオプロセッサ |
US11213186B2 (en) | 2017-04-18 | 2022-01-04 | Olympus Corporation | Endoscope apparatus and image processing apparatus |
WO2021176655A1 (ja) * | 2020-03-05 | 2021-09-10 | オリンパス株式会社 | 光学ユニット、撮像装置、内視鏡および光学ユニットの駆動方法 |
Also Published As
Publication number | Publication date |
---|---|
EP3101460A1 (en) | 2016-12-07 |
WO2015114867A1 (ja) | 2015-08-06 |
CN105899991A (zh) | 2016-08-24 |
JP6388361B2 (ja) | 2018-09-12 |
US10459192B2 (en) | 2019-10-29 |
EP3101460B1 (en) | 2019-07-24 |
EP3101460A4 (en) | 2017-08-23 |
US20160334599A1 (en) | 2016-11-17 |
CN105899991B (zh) | 2019-07-05 |
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