JPH0312236U - - Google Patents

Info

Publication number
JPH0312236U
JPH0312236U JP1989073322U JP7332289U JPH0312236U JP H0312236 U JPH0312236 U JP H0312236U JP 1989073322 U JP1989073322 U JP 1989073322U JP 7332289 U JP7332289 U JP 7332289U JP H0312236 U JPH0312236 U JP H0312236U
Authority
JP
Japan
Prior art keywords
projection screen
plate
surface plate
screen according
inorganic glass
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
JP1989073322U
Other languages
English (en)
Other versions
JP2599521Y2 (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 JP1989073322U priority Critical patent/JP2599521Y2/ja
Publication of JPH0312236U publication Critical patent/JPH0312236U/ja
Application granted granted Critical
Publication of JP2599521Y2 publication Critical patent/JP2599521Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Overhead Projectors And Projection Screens (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例を示す部分的な断面
図である。 １……スクリーン本体、１Ａ……レンチキユラ
ーレンズ、１Ｂ……フレネルレンズ、２……表面
板。

Claims (1)

  1. 【実用新案登録請求の範囲】 １ レンチキユラーレンズおよび／またはフレネ
    ルレンズが形成された合成樹脂製のスクリーン本
    体の観察面に、無機ガラスの表面板を添接させた
    ことを特徴とする投影スクリーン。 ２ 表面板として強化ガラス板を用いたことを特
    徴とする請求項第１項記載の投影スクリーン。 ３ 表面板として透視性を損ねない程度に着色さ
    れている無機ガラス板を用いたことを特徴とする
    請求項第１項または第２項記載の投影スクリーン
    。
JP1989073322U 1989-06-22 1989-06-22 投影スクリーン Expired - Lifetime JP2599521Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989073322U JP2599521Y2 (ja) 1989-06-22 1989-06-22 投影スクリーン

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989073322U JP2599521Y2 (ja) 1989-06-22 1989-06-22 投影スクリーン

Publications (2)

Publication Number Publication Date
JPH0312236U true JPH0312236U (ja) 1991-02-07
JP2599521Y2 JP2599521Y2 (ja) 1999-09-13

Family

ID=31612044

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989073322U Expired - Lifetime JP2599521Y2 (ja) 1989-06-22 1989-06-22 投影スクリーン

Country Status (1)

Country Link
JP (1) JP2599521Y2 (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS578536A (en) * 1980-06-19 1982-01-16 Sony Corp Transmission type screen
JPS63199338A (ja) * 1987-02-16 1988-08-17 Pioneer Electronic Corp 背面投影スクリ−ン

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS578536A (en) * 1980-06-19 1982-01-16 Sony Corp Transmission type screen
JPS63199338A (ja) * 1987-02-16 1988-08-17 Pioneer Electronic Corp 背面投影スクリ−ン

Also Published As

Publication number Publication date
JP2599521Y2 (ja) 1999-09-13

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term