JPS58172269U - TV camera aperture control device - Google Patents
TV camera aperture control deviceInfo
- Publication number
- JPS58172269U JPS58172269U JP1982067610U JP6761082U JPS58172269U JP S58172269 U JPS58172269 U JP S58172269U JP 1982067610 U JP1982067610 U JP 1982067610U JP 6761082 U JP6761082 U JP 6761082U JP S58172269 U JPS58172269 U JP S58172269U
- Authority
- JP
- Japan
- Prior art keywords
- aperture control
- control signal
- control device
- camera aperture
- camera
- 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
Landscapes
- Exposure Control For Cameras (AREA)
- Diaphragms For Cameras (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はＣＣＵを用いてレンズの絞り量を制御する従来
の構成図、第２図以下は本考案の一実施例を示し、第２
図はレンズ側から絞り量を制御する機能を付加した構成
図、第、３図はカメラマンがテレビカメラを操作してい
る状態図である。
符号１はＣＣＵ、２はポテンショメータ、３はカメラ部
、４は選択スイッチ、５はオートアイリス回路、６はレ
ンズ部、７はモータ駆動回路、８はＤＣモータ、９はポ
テンショメータ、１１は選択スイッチ、１２は操作信号
発生部゛□、１３は基準電圧発生回路、１４はポテンシ
ョメータ、１６はテレビカメラ、１８はビューファイン
ダ、１９はバンニングレバーでアル。Fig. 1 is a conventional configuration diagram that uses a CCU to control the aperture amount of a lens. Fig. 2 and the following show an embodiment of the present invention.
The figure is a configuration diagram in which a function to control the aperture amount from the lens side is added, and Figures 3 and 3 are diagrams showing a cameraman operating a television camera. 1 is a CCU, 2 is a potentiometer, 3 is a camera section, 4 is a selection switch, 5 is an auto iris circuit, 6 is a lens section, 7 is a motor drive circuit, 8 is a DC motor, 9 is a potentiometer, 11 is a selection switch, 12 13 is a reference voltage generating circuit, 14 is a potentiometer, 16 is a television camera, 18 is a viewfinder, and 19 is a vanning lever.
Claims (1)
発生させるための基準電圧発生回路及び手動操作用ポテ
ンショメータとを有し、レンズ部にはカメラ部からのビ
デオ信号による絞り制御信号と前記手動による絞り制御
信号とを択一的に選択する切換スイッチを設け、少なく
とも前記手動操作用ポテンショメータをカメラマンの手
元に配置できるようにしたことを特徴とするテレビカメ
ラの絞り操作装置。The television camera has a reference voltage generation circuit and a manual operation potentiometer for generating a manually operated aperture control signal, and the lens section has an aperture control signal based on a video signal from the camera section and the manual aperture control signal. 1. An aperture operation device for a television camera, characterized in that a changeover switch is provided for selectively selecting a signal, and at least the manual operation potentiometer can be placed at the hand of a cameraman.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1982067610U JPS58172269U (en) | 1982-05-10 | 1982-05-10 | TV camera aperture control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1982067610U JPS58172269U (en) | 1982-05-10 | 1982-05-10 | TV camera aperture control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58172269U true JPS58172269U (en) | 1983-11-17 |
Family
ID=30077428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1982067610U Pending JPS58172269U (en) | 1982-05-10 | 1982-05-10 | TV camera aperture control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58172269U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5670535A (en) * | 1979-11-13 | 1981-06-12 | Nippon Seimitsu Kogyo Kk | Electronic/manual aperture control servo circuit using a moving magnet type servometer as driving source |
-
1982
- 1982-05-10 JP JP1982067610U patent/JPS58172269U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5670535A (en) * | 1979-11-13 | 1981-06-12 | Nippon Seimitsu Kogyo Kk | Electronic/manual aperture control servo circuit using a moving magnet type servometer as driving source |
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