JPS6234868U - - Google Patents
Info
- Publication number
- JPS6234868U JPS6234868U JP12731185U JP12731185U JPS6234868U JP S6234868 U JPS6234868 U JP S6234868U JP 12731185 U JP12731185 U JP 12731185U JP 12731185 U JP12731185 U JP 12731185U JP S6234868 U JPS6234868 U JP S6234868U
- Authority
- JP
- Japan
- Prior art keywords
- video camera
- photoelectric conversion
- conversion element
- electronic viewfinder
- contrast
- 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
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Description
第１図はこの考案の実施例の電子ビユーフアイ
ンダ装置の回路図、第２図は従来の電子ビユーフ
アインダ装置の回路図である。
１：映像信号処理回路、３：ＣＲＴ、４：コン
トラスト調整回路、Ｏ１：光電変換素子。
FIG. 1 is a circuit diagram of an electronic viewfinder device according to an embodiment of this invention, and FIG. 2 is a circuit diagram of a conventional electronic viewfinder device. 1: Video signal processing circuit, 3: CRT, 4: Contrast adjustment circuit, O 1 : Photoelectric conversion element.
Claims (1)
において、ビデオカメラ本体に光電変換素子を備
え、かつ、前記光電変換素子によりビデオカメラ
の周囲の明るさを検出した光強度信号のレベルに
応じて電子ビユーフアインダ用ＣＲＴに映出する
映像信号のコントラストを変化させるコントラス
ト調整回路を備えてなる電子ビユーフアインダ装
置。 In a video camera equipped with an electronic viewfinder, the video camera body is equipped with a photoelectric conversion element, and the brightness around the video camera is detected by the photoelectric conversion element. An electronic viewfinder device equipped with a contrast adjustment circuit that changes the contrast of an output video signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12731185U JPS6234868U (en) | 1985-08-20 | 1985-08-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12731185U JPS6234868U (en) | 1985-08-20 | 1985-08-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6234868U true JPS6234868U (en) | 1987-02-28 |
Family
ID=31021938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12731185U Pending JPS6234868U (en) | 1985-08-20 | 1985-08-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6234868U (en) |
-
1985
- 1985-08-20 JP JP12731185U patent/JPS6234868U/ja active Pending
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