JPS58192635U - Transparent screen - Google Patents

Transparent screen

Info

Publication number
JPS58192635U
JPS58192635U JP1982092236U JP9223682U JPS58192635U JP S58192635 U JPS58192635 U JP S58192635U JP 1982092236 U JP1982092236 U JP 1982092236U JP 9223682 U JP9223682 U JP 9223682U JP S58192635 U JPS58192635 U JP S58192635U
Authority
JP
Japan
Prior art keywords
fresnel lens
screen
plastic plate
corner
center
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
JP1982092236U
Other languages
Japanese (ja)
Inventor
長岡　良富
Original Assignee
松下電器産業株式会社
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 松下電器産業株式会社 filed Critical 松下電器産業株式会社
Priority to JP1982092236U priority Critical patent/JPS58192635U/en
Publication of JPS58192635U publication Critical patent/JPS58192635U/en
Pending legal-status Critical Current

Links

Landscapes

  • Overhead Projectors And Projection Screens (AREA)
  • Transforming Electric Information Into Light Information (AREA)

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) [Abstract] 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図は従来の透過形スクリーンの斜視図、第２図は本
考案の一実施例の正面図である。 ４、　５．　６．　７．　８．　９．　１０．　１１・
・・・・・スクリーン部材。FIG. 1 is a perspective view of a conventional transmission screen, and FIG. 2 is a front view of an embodiment of the present invention. 4, 5. 6. 7. 8. 9. 10. 11・
...Screen component.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 正方形のプラスチック板の片面にフレネルレンズを形成
し、他の片面にレンチキュラーレンズを形成した４枚の
スクリーン部材を備え、各スクリーン部材のフレネルレ
ンズの中心が前記正方形のプラスチック板の１つの隅に
一致するように形成し、かつ前記各スクリーン部材のう
ち、各２枚のスクリーン部材のレンチキュラーレンズの
直線状溝の方向が、前記フレネルレンズの中心である一
隅を形成する前記プラスチック板の２つの端辺に沿う２
方向にそれぞれ一致するように形成すると共に、この２
種類４枚のスクリーン部材を、各フレネルレンズの中心
が一致するように同一平面上で結合したことを特徴とす
る透過形スクリーン。Four screen members each having a Fresnel lens formed on one side of a square plastic plate and a lenticular lens formed on the other side are provided, and the center of the Fresnel lens of each screen member coincides with one corner of the square plastic plate. two end sides of the plastic plate, the direction of the linear groove of the lenticular lens of each of the two screen members forming one corner that is the center of the Fresnel lens; along 2
These two
A transmission type screen characterized in that four types of screen members are combined on the same plane so that the centers of each Fresnel lens coincide.
JP1982092236U 1982-06-18 1982-06-18 Transparent screen Pending JPS58192635U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1982092236U JPS58192635U (en) 1982-06-18 1982-06-18 Transparent screen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1982092236U JPS58192635U (en) 1982-06-18 1982-06-18 Transparent screen

Publications (1)

Publication Number Publication Date
JPS58192635U true JPS58192635U (en) 1983-12-21

Family

ID=30100411

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1982092236U Pending JPS58192635U (en) 1982-06-18 1982-06-18 Transparent screen

Country Status (1)

Country Link
JP (1) JPS58192635U (en)

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