JPS6232683U - - Google Patents
Info
- Publication number
- JPS6232683U JPS6232683U JP12433785U JP12433785U JPS6232683U JP S6232683 U JPS6232683 U JP S6232683U JP 12433785 U JP12433785 U JP 12433785U JP 12433785 U JP12433785 U JP 12433785U JP S6232683 U JPS6232683 U JP S6232683U
- Authority
- JP
- Japan
- Prior art keywords
- video camera
- zooming
- circuit
- zoom
- switch
- 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 2
Landscapes
- Lens Barrels (AREA)
Description
第１図は本考案の一実施例に係るズームスイツ
チの正面図、第２図は要部の構成図、第３図は操
作角度と駆動電圧との関係を示す図である。
１……ズームスイツチ、４……分圧回路、５…
…ズームモータ駆動回路、６……ズームモータ、
θ１〜θ５，θ１′〜θ５′……操作角度。
FIG. 1 is a front view of a zoom switch according to an embodiment of the present invention, FIG. 2 is a configuration diagram of the main parts, and FIG. 3 is a diagram showing the relationship between the operating angle and the drive voltage. 1...Zoom switch, 4...Voltage divider circuit, 5...
...Zoom motor drive circuit, 6...Zoom motor,
θ 1 to θ 5 , θ 1 ′ to θ 5 ′...Operating angle.
Claims (1)
して変えるためのビデオカメラのズーミング機構
において、 ズーミング速度を複数段階に切換えるために、
前記各段階に個別的に対応した操作状態を有する
ズームスイツチと、 前記ズームスイツチの各操作状態に個別的に対
応したレベルの駆動電圧を出力する出力回路と、 前記駆動電圧のレベルに対応したズーミング速
度になるようにズームモータを駆動するズームモ
ータ駆動回路とを備えてなるビデオカメラのズー
ミング機構。 (2) 前記実用新案登録請求の範囲第１項に記載
のビデオカメラのズーミング機構において、 前記出力回路は、前記ズームスイツチの操作に
連動して閉じる複数の接点と分圧抵抗とを含む分
圧回路であるビデオカメラのズーミング機構。[Claims for Utility Model Registration] (1) In a video camera zooming mechanism for continuously changing the focal length of a lens from wide-angle to telephoto, in order to switch the zooming speed to multiple stages,
a zoom switch having operating states that individually correspond to each of the stages; an output circuit that outputs a driving voltage at a level that individually corresponds to each operating state of the zoom switch; and a zooming circuit that outputs a driving voltage that corresponds to the level of the driving voltage. A zooming mechanism for a video camera, comprising a zoom motor drive circuit that drives a zoom motor so that the speed of the zoom motor increases. (2) In the video camera zooming mechanism according to claim 1 of the utility model registration, the output circuit is a voltage dividing circuit including a plurality of contacts that close in conjunction with the operation of the zoom switch and a voltage dividing resistor. The zooming mechanism of a video camera is a circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12433785U JPS6232683U (en) | 1985-08-12 | 1985-08-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12433785U JPS6232683U (en) | 1985-08-12 | 1985-08-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6232683U true JPS6232683U (en) | 1987-02-26 |
Family
ID=31016258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12433785U Pending JPS6232683U (en) | 1985-08-12 | 1985-08-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6232683U (en) |
-
1985
- 1985-08-12 JP JP12433785U patent/JPS6232683U/ja active Pending
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