JPH01175069U - - Google Patents

Info

Publication number
JPH01175069U
JPH01175069U JP7148688U JP7148688U JPH01175069U JP H01175069 U JPH01175069 U JP H01175069U JP 7148688 U JP7148688 U JP 7148688U JP 7148688 U JP7148688 U JP 7148688U JP H01175069 U JPH01175069 U JP H01175069U
Authority
JP
Japan
Prior art keywords
reflected light
optical filter
infrared rays
receives
television
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
Application number
JP7148688U
Other languages
English (en)
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 JP7148688U priority Critical patent/JPH01175069U/ja
Publication of JPH01175069U publication Critical patent/JPH01175069U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Closed-Circuit Television Systems (AREA)

Description

【図面の簡単な説明】
第1図は本考案によるテレビ通話装置のテレビ
カメラの一実施例を示すブロツク図、第2図、第
3図は従来のテレビカメラの構成図、第4図は第
1図に係わる特性図、第5図は従来のテレビカメ
ラの特性図である。 3a,3b……レンズ、5……撮像素子、RF
……赤外線減光フイルタ(光学フイルタ)。

Claims (1)

    【実用新案登録請求の範囲】
  1. テレビ通話装置のテレビカメラにおいて、来訪
    者から反射する反射光が入射されるレンズと、前
    記反射光のうち赤外線の一部を吸収し、吸収され
    ない残余の赤外線並びに他の可視光線を透過する
    光学フイルタと、前記光学フイルタを透過した前
    記反射光を受光する撮像素子とを備えたテレビ通
    話装置のテレビカメラ。
JP7148688U 1988-05-30 1988-05-30 Pending JPH01175069U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7148688U JPH01175069U (ja) 1988-05-30 1988-05-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7148688U JPH01175069U (ja) 1988-05-30 1988-05-30

Publications (1)

Publication Number Publication Date
JPH01175069U true JPH01175069U (ja) 1989-12-13

Family

ID=31296694

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7148688U Pending JPH01175069U (ja) 1988-05-30 1988-05-30

Country Status (1)

Country Link
JP (1) JPH01175069U (ja)

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