JPS61123406U - - Google Patents

Info

Publication number
JPS61123406U
JPS61123406U JP631485U JP631485U JPS61123406U JP S61123406 U JPS61123406 U JP S61123406U JP 631485 U JP631485 U JP 631485U JP 631485 U JP631485 U JP 631485U JP S61123406 U JPS61123406 U JP S61123406U
Authority
JP
Japan
Prior art keywords
diffuse reflection
illumination device
reflection portion
material layer
light guide
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.)
Granted
Application number
JP631485U
Other languages
English (en)
Other versions
JPS641686Y2 (ja
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 JP1985006314U priority Critical patent/JPS641686Y2/ja
Publication of JPS61123406U publication Critical patent/JPS61123406U/ja
Application granted granted Critical
Publication of JPS641686Y2 publication Critical patent/JPS641686Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Light Guides In General And Applications Therefor (AREA)
  • Optical Elements Other Than Lenses (AREA)

Description

【図面の簡単な説明】
第１図は、本考案の基本的例の断面図。第２図
は、拡散反射部のパターンの平面図。第３図及び
第４図は、本考案の他の例の断面図。 １：導光体、２：拡散反射部、３：光源、４：
被照明物体、５，６：不透明材料層。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 被照明物体の前方に配置し、それ自体を通
    して表示体を見るための前方照明装置において、
    導光体の前方の一面の一部に拡散反射部を形成し
    、該拡散反射部の形状を表示体を誤認しない大き
    さとしたことを特徴とする前方照明装置。 (2) 拡散反射部の導光体と反対の面に不透明材
    料層を形成した実用新案登録請求の範囲第１項記
    載の前方照明装置。 (3) 拡散反射部よりも不透明材料層を大きくし
    た実用新案登録請求の範囲第２項記載の前方照明
    装置。 (4) 拡散反射部がドツト状に形成されている実
    用新案登録請求の範囲第１項または第２項または
    第３項記載の前方照明装置。 (5) 拡散反射部がストライプ状に形成されてい
    る実用新案登録請求の範囲第１項または第２項ま
    たは第３項記載の前方照明装置。 (6) 拡散反射部が格子状に形成されている実用
    新案登録請求の範囲第１項または第２項または第
    ３項記載の前方照明装置。
JP1985006314U 1985-01-22 1985-01-22 Expired JPS641686Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985006314U JPS641686Y2 (ja) 1985-01-22 1985-01-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985006314U JPS641686Y2 (ja) 1985-01-22 1985-01-22

Publications (2)

Publication Number Publication Date
JPS61123406U true JPS61123406U (ja) 1986-08-04
JPS641686Y2 JPS641686Y2 (ja) 1989-01-17

Family

ID=30483644

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985006314U Expired JPS641686Y2 (ja) 1985-01-22 1985-01-22

Country Status (1)

Country Link
JP (1) JPS641686Y2 (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6438621U (ja) * 1987-09-02 1989-03-08
KR100487080B1 (ko) * 2001-11-29 2005-05-03 주식회사 에스엘 엘씨디 프론트 라이트 조명 전시 장치
KR100634756B1 (ko) * 2000-11-06 2006-10-16 삼성전자주식회사 측면에 산란패턴이 형성된 도광판을 갖는 액정표시장치
JP2011180313A (ja) * 2010-03-01 2011-09-15 Yupiteru Corp 車載用電子機器
JPWO2016056052A1 (ja) * 2014-10-06 2017-07-27 堺ディスプレイプロダクト株式会社 導光ユニット、光源装置及び表示装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013242487A (ja) * 2012-05-22 2013-12-05 Dainippon Printing Co Ltd カバー部材およびカバー部材を備えた照明装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS559122A (en) * 1978-07-04 1980-01-23 Fujitsu Ltd Infrared ray detection apparatus
JPS58106518A (ja) * 1981-12-19 1983-06-24 Canon Inc 光分割器

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS559122A (en) * 1978-07-04 1980-01-23 Fujitsu Ltd Infrared ray detection apparatus
JPS58106518A (ja) * 1981-12-19 1983-06-24 Canon Inc 光分割器

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6438621U (ja) * 1987-09-02 1989-03-08
KR100634756B1 (ko) * 2000-11-06 2006-10-16 삼성전자주식회사 측면에 산란패턴이 형성된 도광판을 갖는 액정표시장치
KR100487080B1 (ko) * 2001-11-29 2005-05-03 주식회사 에스엘 엘씨디 프론트 라이트 조명 전시 장치
JP2011180313A (ja) * 2010-03-01 2011-09-15 Yupiteru Corp 車載用電子機器
JPWO2016056052A1 (ja) * 2014-10-06 2017-07-27 堺ディスプレイプロダクト株式会社 導光ユニット、光源装置及び表示装置

Also Published As

Publication number Publication date
JPS641686Y2 (ja) 1989-01-17

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