JPS58107661U - Protection device for the target surface of the image pickup tube - Google Patents

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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案による装置をテレビド１フオン゛に適用
した場合の一例を示す接続図、第２図及び第３図は夫々
本考案に使用できるカメラの一例を　　゛示す路線的断
面図である。 １はテレビドアフオン子器１．１６はその親善、８はテ
レビカメラ、１２は駆動手段、１３は遮光物体、１１．
はブツシュスイッチである。Fig. 1 is a connection diagram showing an example of a device according to the present invention applied to a television set, and Figs. 2 and 3 are line sectional views showing an example of a camera that can be used in the present invention. . 1 is a TV phone slave device 1. 16 is its friendliness, 8 is a TV camera, 12 is a driving means, 13 is a light shielding object, 11.
is a bush switch.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 来客監視等に使用する監視用テレビカメラの撮像管の入
射光路上にシャッタ等の遮光物体を配置し、一方押し釦
スィッチ等のスイッチ装置と、上゛記遮光物体を開く状
態に保持する駆動手段と、上記監視用テレビカメラに接
続されたモニタとを具備し、上記不イツチ装置の操作に
より上記駆動手段に動作電流を供給するように成し、上
記モニタにより監視できるようにしたことを特徴とする
撮像管のターゲツト面の保護装置。A light-shielding object such as a shutter is arranged on the incident light path of the image pickup tube of a surveillance television camera used for monitoring visitors, etc., and a switch device such as a push button switch and a driving means for holding the light-shielding object in an open state. and a monitor connected to the above-mentioned monitoring television camera, and an operating current is supplied to the drive means by the operation of the above-mentioned device, so that monitoring can be performed by the above-mentioned monitor. A protection device for the target surface of the image pickup tube.