JPS6234864U - - Google Patents

Info

Publication number
JPS6234864U
JPS6234864U JP12679785U JP12679785U JPS6234864U JP S6234864 U JPS6234864 U JP S6234864U JP 12679785 U JP12679785 U JP 12679785U JP 12679785 U JP12679785 U JP 12679785U JP S6234864 U JPS6234864 U JP S6234864U
Authority
JP
Japan
Prior art keywords
zero potential
imaging device
generating means
video signal
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.)
Granted
Application number
JP12679785U
Other languages
English (en)
Other versions
JPH0427254Y2 (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 JP1985126797U priority Critical patent/JPH0427254Y2/ja
Publication of JPS6234864U publication Critical patent/JPS6234864U/ja
Application granted granted Critical
Publication of JPH0427254Y2 publication Critical patent/JPH0427254Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Closed-Circuit Television Systems (AREA)

Description

【図面の簡単な説明】
第1図はこの考案の実施例を示すブロツク図、
第2図は第1図の各点における信号の波形図、第
3図はラインイメージセンサを用い撮像装置の使
用例を示す斜視図、第4図は商用周波点燈する蛍
光燈の光量変化を表わす図、第5図はビデオ信号
レベルの変化による2値化誤差を示す図である。 11:蛍光燈、15:スイツチ回路、20:零
電位検出器、21:スイツチ信号発生手段。

Claims (1)

    【実用新案登録請求の範囲】
  1. 商用周波数で点燈される蛍光燈を光源として使
    用される撮像装置において;商用電源の零電位を
    検出する零電位検出器と、該零電位検出器が零電
    位を検出してから所定時間後に、少なくとも1走
    査分のビデオ信号を通過するに足る時限信号を発
    生するスイツチ信号発生手段と、該スイツチ信号
    発生手段による出力によつてビデオ信号を選択的
    にとりだすスイツチ回路とを備えたことを特徴と
    する電源同期撮像装置。
JP1985126797U 1985-08-20 1985-08-20 Expired JPH0427254Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985126797U JPH0427254Y2 (ja) 1985-08-20 1985-08-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985126797U JPH0427254Y2 (ja) 1985-08-20 1985-08-20

Publications (2)

Publication Number Publication Date
JPS6234864U true JPS6234864U (ja) 1987-02-28
JPH0427254Y2 JPH0427254Y2 (ja) 1992-06-30

Family

ID=31020948

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985126797U Expired JPH0427254Y2 (ja) 1985-08-20 1985-08-20

Country Status (1)

Country Link
JP (1) JPH0427254Y2 (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61247173A (ja) * 1985-04-25 1986-11-04 Canon Inc 撮像装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61247173A (ja) * 1985-04-25 1986-11-04 Canon Inc 撮像装置

Also Published As

Publication number Publication date
JPH0427254Y2 (ja) 1992-06-30

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