JPS59147241U - light pen device - Google Patents

light pen device

Info

Publication number
JPS59147241U
JPS59147241U JP1983039090U JP3909083U JPS59147241U JP S59147241 U JPS59147241 U JP S59147241U JP 1983039090 U JP1983039090 U JP 1983039090U JP 3909083 U JP3909083 U JP 3909083U JP S59147241 U JPS59147241 U JP S59147241U
Authority
JP
Japan
Prior art keywords
light pen
pen device
light
optical fiber
convex lens
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
JP1983039090U
Other languages
Japanese (ja)
Inventor
吉川　茂行
Original Assignee
三洋電機株式会社
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 by 三洋電機株式会社 filed Critical 三洋電機株式会社
Priority to JP1983039090U priority Critical patent/JPS59147241U/en
Publication of JPS59147241U publication Critical patent/JPS59147241U/en
Pending legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図、第２図は現存するライトペン装置の構成を示す
断面図、第３図はその要部の拡大断面図、第４図は本考
案装置の断面図、第５図はその主要部の拡大断面図であ
って、２０は凸レンズ、２１はオプティカルファイバー
、３２はコア、３３はクラッド、を夫々示している。Figures 1 and 2 are cross-sectional views showing the structure of an existing light pen device, Figure 3 is an enlarged cross-sectional view of its main parts, Figure 4 is a cross-sectional view of the device of the present invention, and Figure 5 is its main parts. 20 is a convex lens, 21 is an optical fiber, 32 is a core, and 33 is a cladding.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ＣＲＴディスプレイ面に受光部を押し当てる事に依って
伺号入力を行うライトペン装置に於て、ライトペン先端
部に設けた光信号導入の為の凸レンズと、該レンズを介
して得られる光信号を伝播するオプティカルファイバー
と、を具備し、上記凸レンズは上記オプティカルファイ
バーの開口数に等しい焦点距離を持つ事を特徴としたラ
イトペン装置。In a light pen device that inputs a call number by pressing the light receiving part against the CRT display surface, there is a convex lens provided at the tip of the light pen for introducing an optical signal, and an optical signal obtained through the lens. an optical fiber that propagates the light, and the convex lens has a focal length equal to the numerical aperture of the optical fiber.
JP1983039090U 1983-03-17 1983-03-17 light pen device Pending JPS59147241U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1983039090U JPS59147241U (en) 1983-03-17 1983-03-17 light pen device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1983039090U JPS59147241U (en) 1983-03-17 1983-03-17 light pen device

Publications (1)

Publication Number Publication Date
JPS59147241U true JPS59147241U (en) 1984-10-02

Family

ID=30169745

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1983039090U Pending JPS59147241U (en) 1983-03-17 1983-03-17 light pen device

Country Status (1)

Country Link
JP (1) JPS59147241U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01189716A (en) * 1988-01-25 1989-07-28 Dai Ichi Denshi Kogyo Kk Light pen with push switch

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01189716A (en) * 1988-01-25 1989-07-28 Dai Ichi Denshi Kogyo Kk Light pen with push switch

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