JPS6230290U - - Google Patents

Info

Publication number
JPS6230290U
JPS6230290U JP12054185U JP12054185U JPS6230290U JP S6230290 U JPS6230290 U JP S6230290U JP 12054185 U JP12054185 U JP 12054185U JP 12054185 U JP12054185 U JP 12054185U JP S6230290 U JPS6230290 U JP S6230290U
Authority
JP
Japan
Prior art keywords
light
guide plate
cutout
light guide
display panel
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
JP12054185U
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 JP12054185U priority Critical patent/JPS6230290U/ja
Publication of JPS6230290U publication Critical patent/JPS6230290U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Illuminated Signs And Luminous Advertising (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例に係る背面照明装置
を示す斜視図、第２図は第１図に示された背面照
明装置の断面図、第３図は第１図の導光板の反射
率特性を示すグラフ、第４図は本考案の他の実施
例を示す断面図である。 １…液晶表示パネル、２…ランプ、３…導光板
、４ａ〜４ｃ…散乱反射層、５…切欠部、５ａ…
切断端面、５ｂ…斜面。なお図中同一符号は同一
または相当部分を示すものとする。

Claims (1)

    【実用新案登録請求の範囲】
  1. 光源から光を導入して散乱反射させる導光板を
    有し、この反射光で透光性の表示パネルをその背
    面から照明する背面照明装置において、前記導光
    板に形成され前記表示パネルの表面にほぼ垂直な
    切断端面を有する断面くさび状の切欠部と、該切
    欠部の前記切断端面からこの切欠部の他の斜面に
    光を照射すべく配置された光源とを含む背面照明
    装置。
JP12054185U 1985-08-05 1985-08-05 Pending JPS6230290U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12054185U JPS6230290U (ja) 1985-08-05 1985-08-05

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12054185U JPS6230290U (ja) 1985-08-05 1985-08-05

Publications (1)

Publication Number Publication Date
JPS6230290U true JPS6230290U (ja) 1987-02-23

Family

ID=31008949

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12054185U Pending JPS6230290U (ja) 1985-08-05 1985-08-05

Country Status (1)

Country Link
JP (1) JPS6230290U (ja)

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