JPS5946314U - Video camera with focus detection function - Google Patents
Video camera with focus detection functionInfo
- Publication number
- JPS5946314U JPS5946314U JP12815683U JP12815683U JPS5946314U JP S5946314 U JPS5946314 U JP S5946314U JP 12815683 U JP12815683 U JP 12815683U JP 12815683 U JP12815683 U JP 12815683U JP S5946314 U JPS5946314 U JP S5946314U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- imaging
- image
- focus detection
- recording
- 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
- Focusing (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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案のビデオカメラの一実施例を示すブロッ
ク図、第２図は鮮明度情報処理回路の一実施例を示すブ
ロック図、第３図ａ、 ｂ、 ｃは鮮明度検出動作
を説明するための鮮明度情報及び処理出力の様子を示す
図である。
２・・・撮影光学系、３・・・光電変換手段、４・・・
時系列化手段、７・・・電子計算機（信号処理手段）、
１０・・・鮮明度情報処理回路、１２・・・サーボモー
タ、１３・・・変調回路、１４・・・映像信号記録手段
。Fig. 1 is a block diagram showing an embodiment of the video camera of the present invention, Fig. 2 is a block diagram showing an embodiment of the sharpness information processing circuit, and Figs. 3a, b, and c show sharpness detection operations. FIG. 3 is a diagram showing sharpness information and processing output for explanation. 2...Photographing optical system, 3...Photoelectric conversion means, 4...
Time series generation means, 7... electronic computer (signal processing means),
10... Visibility information processing circuit, 12... Servo motor, 13... Modulation circuit, 14... Video signal recording means.
Claims (1)
させるように調節される光学系と、上記像を上記撮像面
において走査して撮像信号を形成する撮像手段と、上記
撮像信号を記録用映像信号に変換する信号変換手段と、
上記映像信号を記録媒体に記録する記録手段と、上記信
号変換手段に対して並列に設けられることにより、上記
撮像手段から上記撮像信号を入力すると共に、上記撮像
信号を処理して上記像の上記撮像面上での鮮明度情報を
出力する信号処理手段と、該鮮明度情報を基に上記像の
上記撮像面上での鮮明度を判別すると共に、該鮮明度が
最大の時上記像を上記撮像面に整合していることを示す
合焦信号を出力する焦点検出手段と、該焦点検出手段が
合焦信号を出力するまで上記光学系をその先軸に沿って
移動させる駆動手段とからなることを特徴とする焦点検
出機能を有するビデオカメラ。゛ An optical system that forms an image of an object and is adjusted to align the image with a predetermined imaging plane; an imaging means that scans the image on the imaging plane to form an imaging signal; a signal conversion means for converting into a video signal for recording;
A recording means for recording the video signal on a recording medium and a signal converting means are provided in parallel to input the imaging signal from the imaging means, process the imaging signal, and convert the image into the image. a signal processing means for outputting sharpness information on the imaging surface; and determining the sharpness of the image on the imaging surface based on the sharpness information; It consists of a focus detection means that outputs a focus signal indicating alignment with the imaging plane, and a drive means that moves the optical system along its front axis until the focus detection means outputs a focus signal. A video camera having a focus detection function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12815683U JPS5946314U (en) | 1983-08-18 | 1983-08-18 | Video camera with focus detection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12815683U JPS5946314U (en) | 1983-08-18 | 1983-08-18 | Video camera with focus detection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5946314U true JPS5946314U (en) | 1984-03-27 |
Family
ID=30290822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12815683U Pending JPS5946314U (en) | 1983-08-18 | 1983-08-18 | Video camera with focus detection function |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5946314U (en) |
-
1983
- 1983-08-18 JP JP12815683U patent/JPS5946314U/en active Pending
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