JPS63177808U - - Google Patents

Info

Publication number
JPS63177808U
JPS63177808U JP6782487U JP6782487U JPS63177808U JP S63177808 U JPS63177808 U JP S63177808U JP 6782487 U JP6782487 U JP 6782487U JP 6782487 U JP6782487 U JP 6782487U JP S63177808 U JPS63177808 U JP S63177808U
Authority
JP
Japan
Prior art keywords
light amount
endoscope
light
setting means
image sensor
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
Application number
JP6782487U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP6782487U priority Critical patent/JPS63177808U/ja
Publication of JPS63177808U publication Critical patent/JPS63177808U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は、この考案によるＴＶ内視鏡用光量調
整装置の一実施例の概略図、第２図は光量レベル
を示す線図である。 １……ライトガイド用フアイバーバンドル、３
……固体撮像素子、４……光源、５……絞り羽根
、６……サーボモータ、７……映像増幅器、８…
…検波器、１１……切換回路、９……比較回路、
１０……増幅器、１２……位置検出用ポテンシヨ
メータ、１３……光量設定用ポテンシヨメータ。 FIG. 1 is a schematic diagram of an embodiment of the light amount adjustment device for a TV endoscope according to this invention, and FIG. 2 is a diagram showing the light amount level. 1... Fiber bundle for light guide, 3
... solid-state image sensor, 4 ... light source, 5 ... aperture blade, 6 ... servo motor, 7 ... video amplifier, 8 ...
...Detector, 11...Switching circuit, 9...Comparison circuit,
10... Amplifier, 12... Potentiometer for position detection, 13... Potentiometer for setting light amount.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 少なくとも照明用ライトガイドフアイバーバン
ドル及び固体撮像素子を備えたＴＶ内視鏡の上記
照明用ライトフアイバーバンドルの入射端と光源
との間に配設され、固体撮像素子から得られた映
像信号用の輝度レベルに基づき開閉制御される光
量紋り部材を含むＴＶ内視鏡用光量調整装置にお
いて、上記輝度信号レベルを自動的に設定する自
動レベル設定手段と、上記光量紋り部材を手動に
て設定できる状態に切り換える切り換え手段と、
手動光量設定手段と上記自動レベル設定手段とを
操作する共通の操作手段とを設けたことを特徴と
するＴＶ内視鏡用光量調整装置。 The brightness for the video signal obtained from the solid-state image sensor, which is arranged between the input end of the light guide fiber bundle for illumination and the light source of the TV endoscope, which includes at least the light guide fiber bundle for illumination and the solid-state image sensor. In a light amount adjusting device for a TV endoscope including a light amount marking member whose opening/closing is controlled based on the level, an automatic level setting means for automatically setting the luminance signal level and a manual setting of the light amount marking member are provided. a switching means for switching to a state;
A light amount adjustment device for a TV endoscope, characterized in that a common operation means for operating the manual light amount setting means and the automatic level setting means is provided.
JP6782487U 1987-05-08 1987-05-08 Pending JPS63177808U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6782487U JPS63177808U (en) 1987-05-08 1987-05-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6782487U JPS63177808U (en) 1987-05-08 1987-05-08

Publications (1)

Publication Number Publication Date
JPS63177808U true JPS63177808U (en) 1988-11-17

Family

ID=30907077

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6782487U Pending JPS63177808U (en) 1987-05-08 1987-05-08

Country Status (1)

Country Link
JP (1) JPS63177808U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57192529A (en) * 1981-05-22 1982-11-26 Olympus Optical Co Endoscope apparatus
JPS6267512A (en) * 1985-09-20 1987-03-27 Toshiba Corp Endoscope device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57192529A (en) * 1981-05-22 1982-11-26 Olympus Optical Co Endoscope apparatus
JPS6267512A (en) * 1985-09-20 1987-03-27 Toshiba Corp Endoscope device

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