JPH0164609U - - Google Patents

Info

Publication number
JPH0164609U
JPH0164609U JP1987159518U JP15951887U JPH0164609U JP H0164609 U JPH0164609 U JP H0164609U JP 1987159518 U JP1987159518 U JP 1987159518U JP 15951887 U JP15951887 U JP 15951887U JP H0164609 U JPH0164609 U JP H0164609U
Authority
JP
Japan
Prior art keywords
screen
ray tube
cathode ray
filter
enlarging
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
JP1987159518U
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 JP1987159518U priority Critical patent/JPH0164609U/ja
Publication of JPH0164609U publication Critical patent/JPH0164609U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Lenses (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)

Description

【図面の簡単な説明】
第1図は本考案で使用されるフイルタの特性図
、第2図は本考案の第1の実施例を示す図、第3
図は第2の実施例を示す図、第4図は第3の実施
例を示す図、第5図は第4の実施例を示す図であ
る。 1……ブラウン管、5……投写レンズ、6……
スクリーン、7……フイルタ板、14……多層膜

Claims (1)

    【実用新案登録請求の範囲】
  1. ブラウン管上の像をスクリーン上にプラスチツ
    クレンズで拡大投影するプロジエクシヨン装置に
    おいて、前記ブラウン管面とスクリーン間に不所
    望な波長の光を遮断するフイルタを配設したこと
    を特徴とするプロジエクシヨン装置。
JP1987159518U 1987-10-19 1987-10-19 Pending JPH0164609U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987159518U JPH0164609U (ja) 1987-10-19 1987-10-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987159518U JPH0164609U (ja) 1987-10-19 1987-10-19

Publications (1)

Publication Number Publication Date
JPH0164609U true JPH0164609U (ja) 1989-04-25

Family

ID=31440802

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987159518U Pending JPH0164609U (ja) 1987-10-19 1987-10-19

Country Status (1)

Country Link
JP (1) JPH0164609U (ja)

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