JPH0219018U - - Google Patents
Info
- Publication number
- JPH0219018U JPH0219018U JP9332788U JP9332788U JPH0219018U JP H0219018 U JPH0219018 U JP H0219018U JP 9332788 U JP9332788 U JP 9332788U JP 9332788 U JP9332788 U JP 9332788U JP H0219018 U JPH0219018 U JP H0219018U
- Authority
- JP
- Japan
- Prior art keywords
- optical system
- endoscope
- illumination light
- illumination
- image
- 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
Links
- 238000005286 illumination Methods 0.000 claims description 21
- 230000005540 biological transmission Effects 0.000 claims description 14
- 230000003287 optical effect Effects 0.000 claims description 14
- 238000010586 diagram Methods 0.000 description 9
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
Landscapes
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
第１図ないし第５図は本考案の第１実施例に係
わり、第１図は内視鏡先端部の構成の説明図、第
２図は照明光伝送体の断面図、第３図は第１図の
Ａ―Ａ′方向矢視図、第４図はレンズ枠の斜視図
、第５図は他のレンズ枠の斜視図、第６図ないし
第８図は本考案の第２実施例に係わり第６図は内
視鏡先端部の照明光伝送体の組み付け状態の説明
図、第７図は組み付けられた後の内視鏡先端部の
断面図、第８図はレンズ枠の斜視図、第９図ない
し第１１図は本考案の第３実施例に係わり第９図
は照明伝送体の断面図、第１０図は内視鏡先端部
の断面図、第１１図はレンズ枠の斜視図、第１２
図乃至第２３図は従来の細径側視内視鏡に係わり
、第１２図は照明光学系の先端部の説明図、第１
３図は内視鏡先端枠の説明図、第１４図は細径側
視型内視鏡の先端部の断面図、第１５図は細径側
視型内視鏡の全体の構成説明図、第１６図は第１
４図のＢ―Ｂ′方向断面図、第１７図は第１４図
のＣ―Ｃ′方向断面図、第１８図は第１４図のＤ
―Ｄ′方向断面図、第１９図は第１４図のＥ―Ｅ
′方向断面図、第２０図は照明光学系の固定時の
力の方向を示す説明図、第２１図は照明光学系の
固定時に力が中心軸とずれた場合の説明図、第２
２図は照明プリズムの綾が先端枠の側面に当接し
た場合の説明図、第２３図は照明光学系がずれた
場合の配光と正規配光との差を示す説明図である
。
６……挿入部、１８……先端枠、２１……対物
レンズ系、２５……像伝送体、３０……像伝送光
学系、３１……照明光伝送体、３２……照明プリ
ズム、３３……照明光学系、４１……レンズ枠、
４４……受け平面部、４６……平面部。
1 to 5 relate to the first embodiment of the present invention, in which FIG. 1 is an explanatory diagram of the configuration of the distal end of the endoscope, FIG. 2 is a sectional view of the illumination light transmitter, and FIG. 1 is a perspective view of the lens frame, FIG. 5 is a perspective view of another lens frame, and FIGS. 6 to 8 are views of the second embodiment of the present invention. FIG. 6 is an explanatory diagram of the assembled state of the illumination light transmitting body at the distal end of the endoscope, FIG. 7 is a sectional view of the distal end of the endoscope after being assembled, and FIG. 8 is a perspective view of the lens frame. Figures 9 to 11 relate to the third embodiment of the present invention; Figure 9 is a cross-sectional view of the illumination transmitter, Figure 10 is a cross-sectional view of the tip of the endoscope, and Figure 11 is a perspective view of the lens frame. , 12th
Figures 1 to 23 relate to a conventional narrow-diameter side-viewing endoscope, and Figure 12 is an explanatory diagram of the tip of the illumination optical system.
3 is an explanatory diagram of the endoscope tip frame, FIG. 14 is a sectional view of the distal end of the small diameter side-viewing endoscope, and FIG. 15 is an explanatory diagram of the overall configuration of the small-diameter side-viewing endoscope. Figure 16 is the first
4, FIG. 17 is a sectional view along C-C' direction in FIG. 14, and FIG. 18 is a sectional view along D in FIG. 14.
- D' direction sectional view, Figure 19 is E-E in Figure 14
20 is an explanatory diagram showing the direction of the force when the illumination optical system is fixed. FIG. 21 is an explanatory diagram when the force is deviated from the central axis when the illumination optical system is fixed.
FIG. 2 is an explanatory diagram when the twill of the illumination prism comes into contact with the side surface of the tip frame, and FIG. 23 is an explanatory diagram showing the difference between the light distribution and the normal light distribution when the illumination optical system is shifted. 6... Insertion section, 18... Tip frame, 21... Objective lens system, 25... Image transmission body, 30... Image transmission optical system, 31... Illumination light transmission body, 32... Illumination prism, 33... ...Illumination optical system, 41...Lens frame,
44...Receiving plane part, 46...Plane part.
補正 昭６３．９．２８
実用新案登録請求の範囲を次のように補正する
。Amendment September 28, 1983 The scope of claims for utility model registration is amended as follows.
【実用新案登録請求の範囲】
内視鏡先端部に設けられた照明光伝送体と、前
記照明光伝送体から出射される光を略視野方向に
反射させる反射手段とからなる照明光学系及び、
前記照明光によつて照明される被写体を結像する
対物光学系と、前記結像された像を伝送する像伝
送体とからなる像伝送光学系を有する内視鏡にお
いて、
前記像伝送光学系を保持する枠体又は、該枠体
に固定される第２の枠体と、前記照明光伝送体と
が面で接合されることを特徴とする内視鏡。 [Claims for Utility Model Registration] An illumination optical system comprising an illumination light transmission body provided at the tip of an endoscope, and a reflecting means for reflecting light emitted from the illumination light transmission body substantially in the viewing direction;
In an endoscope having an image transmission optical system including an objective optical system that forms an image of a subject illuminated by the illumination light and an image transmission body that transmits the formed image, the image transmission optical system An endoscope characterized in that a frame holding a frame body or a second frame body fixed to the frame body and the illumination light transmitting body are joined at a surface.
Claims (1)
記照明光伝送体から出射される光を略視野方向に
反射させる反射手段とからなる照明光学系及び、
前記照明光によつて照明される被写体を結像する
対物光学系と、前記結像された像を伝送する像伝
送体とからなる像伝送光学系を有する内視鏡にお
いて、 前記照明光伝送体と面で接合され、且つ前記像
伝送光学系を保持する枠体又は、該枠体に固定さ
れる第２の枠体を有することを特徴とする内視鏡
。[Claims for Utility Model Registration] An illumination optical system comprising an illumination light transmission body provided at the tip of an endoscope, and a reflecting means for reflecting light emitted from the illumination light transmission body substantially in the viewing direction;
An endoscope having an image transmission optical system including an objective optical system that forms an image of a subject illuminated by the illumination light, and an image transmission body that transmits the formed image, the illumination light transmission body An endoscope, characterized in that it has a frame body which is joined at a plane and which holds the image transmission optical system, or a second frame body which is fixed to the frame body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9332788U JPH0219018U (en) | 1988-07-14 | 1988-07-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9332788U JPH0219018U (en) | 1988-07-14 | 1988-07-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0219018U true JPH0219018U (en) | 1990-02-08 |
Family
ID=31317778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9332788U Pending JPH0219018U (en) | 1988-07-14 | 1988-07-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0219018U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006513773A (en) * | 2003-03-05 | 2006-04-27 | インフラレドックス インコーポレーティッド | Catheter probe apparatus for radiant energy delivery and radiant energy collection |
| JP2010011916A (en) * | 2008-07-01 | 2010-01-21 | Fujinon Corp | Endoscope |
-
1988
- 1988-07-14 JP JP9332788U patent/JPH0219018U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006513773A (en) * | 2003-03-05 | 2006-04-27 | インフラレドックス インコーポレーティッド | Catheter probe apparatus for radiant energy delivery and radiant energy collection |
| JP2010011916A (en) * | 2008-07-01 | 2010-01-21 | Fujinon Corp | Endoscope |