JP2001147398A5 - - Google Patents
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- JP2001147398A5 JP2001147398A5 JP1999330193A JP33019399A JP2001147398A5 JP 2001147398 A5 JP2001147398 A5 JP 2001147398A5 JP 1999330193 A JP1999330193 A JP 1999330193A JP 33019399 A JP33019399 A JP 33019399A JP 2001147398 A5 JP2001147398 A5 JP 2001147398A5
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- JP
- Japan
- Prior art keywords
- scanning
- light
- optical
- subject
- light beam
- 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
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- 230000003287 optical Effects 0.000 description 19
- 238000003780 insertion Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Description
【特許請求の範囲】
【請求項１】
被検体の画像を得るために、被検体に光を照射し、その戻り光を検出する光走査型光学装置であって、
光ビームを射出するための光源部と、
前記光ビームを走査するための走査部と、
前記光ビームを前記被検体に集光させるための集光光学系と、
前記被検体からの戻り光を検出するための検出部とを備えており、
前記走査部は、少なくとも一本の軸の周りに揺動可能に支持された光偏向素子を含んでいる、光走査型光学装置。
【請求項２】
前記走査部は複数の反射体を備えており、前記反射体の少なくとも一つは少なくとも一本の軸の周りに揺動可能な反射面を持つ走査ミラーであり、前記走査ミラーは半導体製造プロセスを用いて作製されたマイクロマシンミラーである、請求項１に記載の光走査型光学装置。
【請求項３】
前記光源部は、ライトガイドを備え、
前記走査部は、前記ライトガイドと前記集光光学系との間に設けられた第１の走査ミラーと、前記第１の走査ミラーからの光ビームを前記集光光学系に方向付ける第２の走査ミラーとを備え、
前記第１の走査ミラーと前記第２の走査ミラーとが互いに独立な２本の軸の各々の周りに揺動可能な反射面を有する、請求項１に記載の光走査型光学装置。
【請求項４】
請求項１ないし請求項３のいずれかに記載の光走査型光学装置を挿入部の先端部分に備えた内視鏡であって、光走査型光学装置の視野方向が内視鏡の挿入方向と一致している、内視鏡。
[Claims]
[Claim 1]
An optical scanning optical device that irradiates a subject with light and detects the return light in order to obtain an image of the subject.
A light source for emitting a light beam and
A scanning unit for scanning the light beam,
A condensing optical system for condensing the light beam on the subject,
Wherein comprises a detector for detecting the return light from the subject,
The scanning unit is an optical scanning optical device including an optical deflection element swingably supported around at least one axis.
2.
The scanning unit is provided with a plurality of reflectors, at least one of said reflector is a scanning mirror having a swingable reflecting surface around at least one axis, the scanning mirror is a semiconductor manufacturing process The optical scanning optical device according to claim 1, which is a micromachine mirror manufactured by using.
3.
The light source unit includes a light guide.
The scanning unit has a first scanning mirror provided between the light guide and the condensing optical system, and a second scanning mirror that directs a light beam from the first scanning mirror toward the condensing optical system. Equipped with a scanning mirror
The optical scanning optical device according to claim 1, wherein the first scanning mirror and the second scanning mirror have swingable reflecting surfaces around each of two independent axes.
4.
An endoscope provided with the optical scanning optical device according to any one of claims 1 to 3 at the tip of an insertion portion, and the viewing direction of the optical scanning optical device is the insertion direction of the endoscope. Matching, endoscope.
【０００７】
【課題を解決するための手段】
本発明は、ある面においては、被検体の画像を得るために、被検体に光を照射し、その戻り光を検出する光走査型光学装置であって、光ビームを射出するための光源部と、光ビームを走査するための走査部と、光ビームを被検体に集光させるための集光光学系と、被検体からの戻り光を検出するための検出部とを備えており、走査部は、少なくとも一本の軸の周りに揺動可能に支持された光偏向素子を含んでいる。
0007
[Means for solving problems]
The present invention is, in one aspect, an optical scanning optical device that irradiates a subject with light and detects the return light in order to obtain an image of the subject, and is a light source unit for emitting a light beam. It is provided with a scanning unit for scanning the light beam , a condensing optical system for condensing the light beam on the subject, and a detection unit for detecting the return light from the subject. The section includes a light deflecting element oscillatingly supported around at least one axis.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP33019399A JP2001147398A (en) | 1999-11-19 | 1999-11-19 | Scanning optical type optical device and endoscope using the same |
| US09/713,954 US6545260B1 (en) | 1999-11-19 | 2000-11-16 | Light scanning optical device which acquires a high resolution two-dimensional image without employing a charge-coupled device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP33019399A JP2001147398A (en) | 1999-11-19 | 1999-11-19 | Scanning optical type optical device and endoscope using the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2001147398A JP2001147398A (en) | 2001-05-29 |
| JP2001147398A5 true JP2001147398A5 (en) | 2007-01-11 |
Family
ID=18229881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP33019399A Pending JP2001147398A (en) | 1999-11-19 | 1999-11-19 | Scanning optical type optical device and endoscope using the same |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2001147398A (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004004256A (en) | 2002-05-31 | 2004-01-08 | Sony Corp | Optical scanner and two-dimensional image forming apparatus |
| JP4331501B2 (en) * | 2002-06-14 | 2009-09-16 | オリンパス株式会社 | Compact optical unit |
| JP4642397B2 (en) * | 2004-07-12 | 2011-03-02 | オリンパス株式会社 | Optical scanning microscope |
| JP4579645B2 (en) * | 2004-10-27 | 2010-11-10 | オリンパス株式会社 | Fluorescence observation endoscope device |
| US7798955B2 (en) | 2004-10-26 | 2010-09-21 | Olympus Corporation | Image generating device for generating a fluorescence image |
| WO2007067163A1 (en) | 2005-11-23 | 2007-06-14 | University Of Washington | Scanning beam with variable sequential framing using interrupted scanning resonance |
| JP5342869B2 (en) * | 2008-12-22 | 2013-11-13 | Ｈｏｙａ株式会社 | Endoscope apparatus, endoscope illumination apparatus, image forming apparatus, operation method of endoscope illumination apparatus, and operation method of image formation apparatus |
| JP6274845B2 (en) * | 2013-12-11 | 2018-02-07 | 富士電機株式会社 | Optical device |
-
1999
- 1999-11-19 JP JP33019399A patent/JP2001147398A/en active Pending
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