JPS63157738U - - Google Patents

Info

Publication number
JPS63157738U
JPS63157738U JP5172587U JP5172587U JPS63157738U JP S63157738 U JPS63157738 U JP S63157738U JP 5172587 U JP5172587 U JP 5172587U JP 5172587 U JP5172587 U JP 5172587U JP S63157738 U JPS63157738 U JP S63157738U
Authority
JP
Japan
Prior art keywords
end surface
transmission rod
light
light source
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.)
Granted
Application number
JP5172587U
Other languages
English (en)
Other versions
JPH0746920Y2 (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 JP1987051725U priority Critical patent/JPH0746920Y2/ja
Publication of JPS63157738U publication Critical patent/JPS63157738U/ja
Application granted granted Critical
Publication of JPH0746920Y2 publication Critical patent/JPH0746920Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Optical Systems Of Projection Type Copiers (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)

Description

【図面の簡単な説明】
第１図は本考案による一実施例を示す一部縦断
説明図、第２図はロツドへの入射光束の説明図、
第３図ａ，ｂは集束光の入射状態の説明図、第４
図ａ，ｂは平行光の入射状態の説明図、第５図ａ
，ｂは発散光の入射状態の説明図、第６図はロツ
ドの終端面からの反射光に対する凸状面の効果を
示す説明図、第７図は実験結果を示すグラフ、第
８図は従来の照明装置を示す概略説明図である。 符号の説明、１……ロツド、１ａ……端面、１
ｂ……終端面、２……拡散縞、３……ランプ、３
ａ……ランプ反射鏡、４……平面反射鏡、１０…
…凸状面。

Claims (1)

  1. 【実用新案登録請求の範囲】 外周面に高屈折率の微粉体を軸方向に直線細縞
    状に付着して形成した拡散縞を有する光伝送用ロ
    ツドと、 前記光伝送用ロツドの一端面に配設されるとと
    もにこの一端面に光を入射する光源装置とを有し
    た照明装置であつて、 前記光伝送用ロツドの一端面が光源装置側へ向
    かつて凸状に形成されたことを特徴とする照明装
    置。
JP1987051725U 1987-04-06 1987-04-06 照明装置 Expired - Lifetime JPH0746920Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987051725U JPH0746920Y2 (ja) 1987-04-06 1987-04-06 照明装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987051725U JPH0746920Y2 (ja) 1987-04-06 1987-04-06 照明装置

Publications (2)

Publication Number Publication Date
JPS63157738U true JPS63157738U (ja) 1988-10-17
JPH0746920Y2 JPH0746920Y2 (ja) 1995-10-25

Family

ID=30876251

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987051725U Expired - Lifetime JPH0746920Y2 (ja) 1987-04-06 1987-04-06 照明装置

Country Status (1)

Country Link
JP (1) JPH0746920Y2 (ja)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57138610A (en) * 1981-01-17 1982-08-27 Int Standard Electric Corp Fiber optical wave guide connection lens
JPS5981683A (ja) * 1982-11-02 1984-05-11 株式会社東芝 液晶表示装置
JPS6177802A (ja) * 1984-09-26 1986-04-21 Teijin Chem Ltd 光拡散透過用成形品

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57138610A (en) * 1981-01-17 1982-08-27 Int Standard Electric Corp Fiber optical wave guide connection lens
JPS5981683A (ja) * 1982-11-02 1984-05-11 株式会社東芝 液晶表示装置
JPS6177802A (ja) * 1984-09-26 1986-04-21 Teijin Chem Ltd 光拡散透過用成形品

Also Published As

Publication number Publication date
JPH0746920Y2 (ja) 1995-10-25

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