JPH01123821U - - Google Patents
Info
- Publication number
- JPH01123821U JPH01123821U JP1740788U JP1740788U JPH01123821U JP H01123821 U JPH01123821 U JP H01123821U JP 1740788 U JP1740788 U JP 1740788U JP 1740788 U JP1740788 U JP 1740788U JP H01123821 U JPH01123821 U JP H01123821U
- Authority
- JP
- Japan
- Prior art keywords
- view
- field
- field mask
- showing
- observation
- 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.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
第１図ないし第６図は本考案の第１実施例に係
り、第１図は第１実施例における視野マスクが設
けられた観察光学系を示す説明図、第２図は第１
実施例の立体観察内視鏡の外観を示す側面図、第
３図は第２図の平面図、第４図は先端部の正面図
、第５図は指標が設けられた視野マスクを示す正
面図、第６図は接眼部から見た視野を示す説明図
、第７図は本考案の第２実施例における主要部を
示す斜視図、第８図は第２実施例における指標を
示す正面図、第９図は第２実施例において接眼部
から見た視野を示す説明図、第１０図は本考案の
第２実施例の変形例の主要部を示す斜視図、第１
１図は変形例に用いた視野マスクの正面図、第１
２図は第２実施例の他の変形例における主要部の
斜視図、第１３図は本考案の第３実施例の先端側
を示す斜視図、第１４図は内視鏡画像の表示部分
を示す説明図である。
１……立体観察内視鏡、２……挿入部、６ａ，
６ｂ……接眼部、１４ａ，１４ｂ……接眼レンズ
系、２１ａ，２１ｂ……対物レンズ系、２８ａ，
２８ｂ……イメージガイド、３１ａ，３１ｂ……
視野マスク、３３ａ，３３ｂ……指標。
1 to 6 relate to a first embodiment of the present invention, FIG. 1 is an explanatory diagram showing an observation optical system provided with a field mask in the first embodiment, and FIG.
3 is a plan view of FIG. 2, FIG. 4 is a front view of the tip, and FIG. 5 is a front view of the field mask provided with indicators. Figure 6 is an explanatory view showing the field of view as seen from the eyepiece, Figure 7 is a perspective view showing the main parts of the second embodiment of the present invention, and Figure 8 is a front view showing indicators in the second embodiment. 9 is an explanatory view showing the field of view seen from the eyepiece in the second embodiment, and FIG. 10 is a perspective view showing the main parts of a modification of the second embodiment of the present invention.
Figure 1 is a front view of the field mask used in the modified example.
Fig. 2 is a perspective view of the main parts of another modification of the second embodiment, Fig. 13 is a perspective view showing the distal end side of the third embodiment of the present invention, and Fig. 14 shows the display part of the endoscopic image. FIG. 1... Three-dimensional observation endoscope, 2... Insertion section, 6a,
6b...eyepiece section, 14a, 14b...eyepiece system, 21a, 21b...objective lens system, 28a,
28b... Image guide, 31a, 31b...
Visual field mask, 33a, 33b...index.
Claims (1)
を設けた視野マスクを有する立体観察内視鏡にお
いて、 各々の観察光学系の視野マスクに、視差の得ら
れる方向を示す指標を設けたことを特徴とする立
体観察内視鏡。[Scope of Claim for Utility Model Registration] A three-dimensional observation endoscope having a plurality of observation optical systems and a field mask with an index provided in the field of view, in which the field mask of each observation optical system has a parallax. A stereoscopic observation endoscope characterized by being provided with an index indicating a direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1740788U JPH0614181Y2 (en) | 1988-02-12 | 1988-02-12 | Stereoscopic endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1740788U JPH0614181Y2 (en) | 1988-02-12 | 1988-02-12 | Stereoscopic endoscope |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01123821U true JPH01123821U (en) | 1989-08-23 |
| JPH0614181Y2 JPH0614181Y2 (en) | 1994-04-13 |
Family
ID=31231159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1740788U Expired - Lifetime JPH0614181Y2 (en) | 1988-02-12 | 1988-02-12 | Stereoscopic endoscope |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0614181Y2 (en) |
-
1988
- 1988-02-12 JP JP1740788U patent/JPH0614181Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0614181Y2 (en) | 1994-04-13 |
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