JPH0481102U - - Google Patents

Info

Publication number
JPH0481102U
JPH0481102U JP12684090U JP12684090U JPH0481102U JP H0481102 U JPH0481102 U JP H0481102U JP 12684090 U JP12684090 U JP 12684090U JP 12684090 U JP12684090 U JP 12684090U JP H0481102 U JPH0481102 U JP H0481102U
Authority
JP
Japan
Prior art keywords
light
guide plate
light source
light guide
introduction part
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
JP12684090U
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 JP12684090U priority Critical patent/JPH0481102U/ja
Publication of JPH0481102U publication Critical patent/JPH0481102U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Light Guides In General And Applications Therefor (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Description

【図面の簡単な説明】
第1図a及びbは、本考案による面光源、第2
図は従来技術による面光源の側面図、第3図は実
施例で使用した導光板の拡散処理部の位置を示す
図、第4図は面光源の平面図を示し、図中1……
冷陰極蛍光灯、2……光導入部、3……導光板、
4……従来技術による導光板の端面、5……反射
面、6……光取り出し面、7,9……拡散処理部
、8……反射面の拡散処理部の無い部分、10及
び11は直角プリズムを有する端面を示す。

Claims (1)

    【実用新案登録請求の範囲】
  1. 光導入部以外の少なくとも1面に直角プリズム
    を配設した導光板を用いることを特徴とする面光
    源。
JP12684090U 1990-11-28 1990-11-28 Pending JPH0481102U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12684090U JPH0481102U (ja) 1990-11-28 1990-11-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12684090U JPH0481102U (ja) 1990-11-28 1990-11-28

Publications (1)

Publication Number Publication Date
JPH0481102U true JPH0481102U (ja) 1992-07-15

Family

ID=31874369

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12684090U Pending JPH0481102U (ja) 1990-11-28 1990-11-28

Country Status (1)

Country Link
JP (1) JPH0481102U (ja)

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