JPH0485567U - - Google Patents

Info

Publication number
JPH0485567U
JPH0485567U JP12524390U JP12524390U JPH0485567U JP H0485567 U JPH0485567 U JP H0485567U JP 12524390 U JP12524390 U JP 12524390U JP 12524390 U JP12524390 U JP 12524390U JP H0485567 U JPH0485567 U JP H0485567U
Authority
JP
Japan
Prior art keywords
front glass
glass
utility
lamp
model
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
JP12524390U
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 JP12524390U priority Critical patent/JPH0485567U/ja
Publication of JPH0485567U publication Critical patent/JPH0485567U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
  • 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図は本考案の一実施例に係る
平面型蛍光ランプの平面図および断面図、第3図
は本考案の実施例に係る平面型蛍光ランプの輝度
を示すグラフ、第4図は比較例に係る平面型蛍光
ランプの輝度を示すグラフである。 1……前面ガラス、1A……中央領域、1B…
…周辺領域、2……背面ガラス、3……前面ガラ
ス側の蛍光体層、4……背面ガラス側の蛍光体層
、5……電極、6……スペーサ、7……反射膜。

Claims (1)

  1. 【実用新案登録請求の範囲】 前面ガラスと、この前面ガラスに間隙を介して
    対向配置された背面ガラスと、前面ガラスと背面
    ガラスの内表面に塗布して形成された蛍光体層と
    を備え、前面ガラスから光が放射される平面型蛍
    光ランプであつて、 前記前面ガラスの外表面の少なくとも中央領域
    をフロスト加工して、周辺領域よりも光拡散率を
    高くしたことを特徴とする平面型蛍光ランプ。
JP12524390U 1990-11-29 1990-11-29 Pending JPH0485567U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12524390U JPH0485567U (ja) 1990-11-29 1990-11-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12524390U JPH0485567U (ja) 1990-11-29 1990-11-29

Publications (1)

Publication Number Publication Date
JPH0485567U true JPH0485567U (ja) 1992-07-24

Family

ID=31872851

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12524390U Pending JPH0485567U (ja) 1990-11-29 1990-11-29

Country Status (1)

Country Link
JP (1) JPH0485567U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63232263A (ja) * 1987-03-20 1988-09-28 Sanyo Electric Co Ltd 平面型蛍光灯

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63232263A (ja) * 1987-03-20 1988-09-28 Sanyo Electric Co Ltd 平面型蛍光灯

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