JPS6378914U - - Google Patents
Info
- Publication number
- JPS6378914U JPS6378914U JP17208386U JP17208386U JPS6378914U JP S6378914 U JPS6378914 U JP S6378914U JP 17208386 U JP17208386 U JP 17208386U JP 17208386 U JP17208386 U JP 17208386U JP S6378914 U JPS6378914 U JP S6378914U
- Authority
- JP
- Japan
- Prior art keywords
- adjusts
- endoscope
- aperture means
- aperture
- light
- 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
- 238000010586 diagram Methods 0.000 description 6
- 239000000835 fiber Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Closed-Circuit Television Systems (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
第１図は本考案のＴＶ内視鏡装置の一実施例を
示す要部構成図、第２図は上記第１図に示すＴＶ
内視鏡装置の要部ブロツク構成図、第３図は上記
第２図に示すサーボモータ制御回路及びサーボモ
ータ駆動回路の具体的な構成を示す電気回路図、
第４図は上記第３図に示すサーボモータ駆動回路
の変形例を示す電気回路図、第５図は従来のＴＶ
内視鏡装置の全体を示す全体構成図である。
１……ライトガイドフアイバー、２……ランプ
、３……絞り羽根、４……被写体、５……対物レ
ンズ、６……固体撮像素子、７……レーザー装置
、８……フツトスイツチ、１０３……モニターＴ
Ｖ。
FIG. 1 is a block diagram showing the main parts of an embodiment of the TV endoscope device of the present invention, and FIG. 2 is a diagram of the TV shown in FIG. 1 above.
FIG. 3 is an electric circuit diagram showing the specific configuration of the servo motor control circuit and servo motor drive circuit shown in FIG. 2,
Fig. 4 is an electric circuit diagram showing a modification of the servo motor drive circuit shown in Fig. 3 above, and Fig. 5 is an electric circuit diagram of a conventional TV.
FIG. 1 is an overall configuration diagram showing the entire endoscope device. DESCRIPTION OF SYMBOLS 1... Light guide fiber, 2... Lamp, 3... Aperture blade, 4... Subject, 5... Objective lens, 6... Solid-state image sensor, 7... Laser device, 8... Foot switch, 103... monitor T
V.
Claims (1)
光源から発せられる光量を調整する絞り手段によ
り撮像素子への入力光を調整するようにしたＴＶ
内視鏡装置において、 レーザー光の照射開始に対応して絞り手段をそ
れまでの絞りの状態で固定するようにしたことを
特徴とするＴＶ内視鏡装置。[Scope of Claim for Utility Model Registration] A TV that adjusts the light input to the image sensor using an aperture means that adjusts the amount of light emitted from the light source according to the distance between the subject and the rigid tip of the endoscope.
A TV endoscope device, characterized in that the aperture means is fixed at the previous aperture state in response to the start of laser beam irradiation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17208386U JPS6378914U (en) | 1986-11-10 | 1986-11-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17208386U JPS6378914U (en) | 1986-11-10 | 1986-11-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6378914U true JPS6378914U (en) | 1988-05-25 |
Family
ID=31108303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17208386U Pending JPS6378914U (en) | 1986-11-10 | 1986-11-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6378914U (en) |
-
1986
- 1986-11-10 JP JP17208386U patent/JPS6378914U/ja active Pending