JPH0345527U - - Google Patents

Info

Publication number
JPH0345527U
JPH0345527U JP10537089U JP10537089U JPH0345527U JP H0345527 U JPH0345527 U JP H0345527U JP 10537089 U JP10537089 U JP 10537089U JP 10537089 U JP10537089 U JP 10537089U JP H0345527 U JPH0345527 U JP H0345527U
Authority
JP
Japan
Prior art keywords
light source
light guide
linear pattern
pattern
source device
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
JP10537089U
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 JP10537089U priority Critical patent/JPH0345527U/ja
Publication of JPH0345527U publication Critical patent/JPH0345527U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Light Guides In General And Applications Therefor (AREA)
  • Optical Elements Other Than Lenses (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の断面図、第2図は
本考案で用いる導光体の一部拡大断面図、第3図
は本考案で用いる粗面又は乳白色層のパターを示
す図、第4図は従来の面光源装置の断面図、第5
図、第6図は夫々従来の面光源装置で用いるパタ
ーンを示す図である。 1……光源、2……導光体、3……拡散面、4
……反射面、5……線状パターン。

Claims (1)

    【実用新案登録請求の範囲】
  1. 光源と、入射端面を光源に近接配置した導光体
    と、導光体の表面に設けた拡散面と、導光体の裏
    面に設けた反射面とよりなる面光源装置において
    、前記導光体の反射面側に幅をもつた一定ピツチ
    の線状模様で光源より遠ざかるにつれて上記線状
    模様の幅寸法を変え面積の広くなる拡散作用を有
    したパターンを設けたことを特徴とする面光源装
    置。
JP10537089U 1989-09-11 1989-09-11 Pending JPH0345527U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10537089U JPH0345527U (ja) 1989-09-11 1989-09-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10537089U JPH0345527U (ja) 1989-09-11 1989-09-11

Publications (1)

Publication Number Publication Date
JPH0345527U true JPH0345527U (ja) 1991-04-26

Family

ID=31654131

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10537089U Pending JPH0345527U (ja) 1989-09-11 1989-09-11

Country Status (1)

Country Link
JP (1) JPH0345527U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101293111B1 (ko) * 2013-04-15 2013-08-05 정태근 흔들의자 기능을 가진 거꾸리 운동 기구

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57128383A (en) * 1981-02-02 1982-08-09 Mitsubishi Electric Corp Surface lighting apparatus
JPS63309918A (ja) * 1988-04-25 1988-12-19 Tatsuji Mizobe バックライト装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57128383A (en) * 1981-02-02 1982-08-09 Mitsubishi Electric Corp Surface lighting apparatus
JPS63309918A (ja) * 1988-04-25 1988-12-19 Tatsuji Mizobe バックライト装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101293111B1 (ko) * 2013-04-15 2013-08-05 정태근 흔들의자 기능을 가진 거꾸리 운동 기구

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