JPS63172052U - - Google Patents

Info

Publication number
JPS63172052U
JPS63172052U JP6411587U JP6411587U JPS63172052U JP S63172052 U JPS63172052 U JP S63172052U JP 6411587 U JP6411587 U JP 6411587U JP 6411587 U JP6411587 U JP 6411587U JP S63172052 U JPS63172052 U JP S63172052U
Authority
JP
Japan
Prior art keywords
glass bulb
phosphor coating
visible light
light transmittance
mercury
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
JP6411587U
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 JP6411587U priority Critical patent/JPS63172052U/ja
Publication of JPS63172052U publication Critical patent/JPS63172052U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)

Description

【図面の簡単な説明】
第1図および第2図は本考案蛍光ランプの一実
施例の一部を切欠した正面図、第3図は横軸に可
視光透過率%をとり縦軸にガラスバルブ端部のち
らつき率%をとつた特性曲線図、第4図は本考案
蛍光ランプの光出力の交流商用周波数1サイクル
の間の変化を示す特性曲線図、第5図は従来の蛍
光ランプの光出力の第4図と同じ変化を示す特性
曲線図である。 1……ガラスバルブ、2……放電電極、5……
蛍光体被膜。

Claims (1)

    【実用新案登録請求の範囲】
  1. 管形ガラスバルブの内面に蛍光体被膜が被着さ
    れ、上記ガラスバルブの両端に放電電極を設け、
    ガラスバルブ内に水銀と易放電性気体とが封入さ
    れてなるものにおいて、蛍光体被膜が被着された
    上記ガラスバルブの放電電極が設けられた端部近
    傍において、可視光透過率が25%以下または4
    5%以上であることを特徴とする蛍光ランプ。
JP6411587U 1987-04-30 1987-04-30 Pending JPS63172052U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6411587U JPS63172052U (ja) 1987-04-30 1987-04-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6411587U JPS63172052U (ja) 1987-04-30 1987-04-30

Publications (1)

Publication Number Publication Date
JPS63172052U true JPS63172052U (ja) 1988-11-09

Family

ID=30899980

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6411587U Pending JPS63172052U (ja) 1987-04-30 1987-04-30

Country Status (1)

Country Link
JP (1) JPS63172052U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03187151A (ja) * 1989-12-15 1991-08-15 Toshiba Lighting & Technol Corp 冷陰極けい光ランプおよびこれを用いた表示装置
KR950034397A (ko) * 1994-04-18 1995-12-28 제이 엘. 차스킨 개선된 형광 물질 분포부를 갖고 있는 무전극 형광 램프 및 그 제조 방법

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03187151A (ja) * 1989-12-15 1991-08-15 Toshiba Lighting & Technol Corp 冷陰極けい光ランプおよびこれを用いた表示装置
KR950034397A (ko) * 1994-04-18 1995-12-28 제이 엘. 차스킨 개선된 형광 물질 분포부를 갖고 있는 무전극 형광 램프 및 그 제조 방법

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