JPH0241328U - - Google Patents

Info

Publication number
JPH0241328U
JPH0241328U JP11890288U JP11890288U JPH0241328U JP H0241328 U JPH0241328 U JP H0241328U JP 11890288 U JP11890288 U JP 11890288U JP 11890288 U JP11890288 U JP 11890288U JP H0241328 U JPH0241328 U JP H0241328U
Authority
JP
Japan
Prior art keywords
light source
reflector plate
lighting device
directly below
portion directly
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
JP11890288U
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 JP11890288U priority Critical patent/JPH0241328U/ja
Publication of JPH0241328U publication Critical patent/JPH0241328U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Illuminated Signs And Luminous Advertising (AREA)

Description

【図面の簡単な説明】
第1図は本考案の実施例の断面図、第2図、第
3図はいずれも本考案の反射板を形成する時に用
いられる反射板本体の異なる例の断面図、第4図
は従来の面光源照明装置の断面図、第5図は従来
の照明装置で用いる螢光管の斜視図、第6図は光
源直下に低反射率部分を有する照明装置の断面図
、第7図は第4図に示す照明装置の輝度分布を示
す図、第8図は第5図の螢光管を用いた照明装置
の輝度分布である。 1…反射板、2…高反射率面、1a…低反射率
面。

Claims (1)

    【実用新案登録請求の範囲】
  1. 反射板の上部に直線状の光源を配置しこの直線
    状の光源に対して反射板と反対側に拡散板を配置
    した照明装置において用いられる光源直下に反射
    率の低い部分を有する反射板であつて、低反射率
    の合成樹脂にて形成された本体に上記光源直下の
    部分を除いて高反射率層を形成した照明装置用反
    射板。
JP11890288U 1988-09-12 1988-09-12 Pending JPH0241328U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11890288U JPH0241328U (ja) 1988-09-12 1988-09-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11890288U JPH0241328U (ja) 1988-09-12 1988-09-12

Publications (1)

Publication Number Publication Date
JPH0241328U true JPH0241328U (ja) 1990-03-22

Family

ID=31363661

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11890288U Pending JPH0241328U (ja) 1988-09-12 1988-09-12

Country Status (1)

Country Link
JP (1) JPH0241328U (ja)

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