JPS646629U - - Google Patents
Info
- Publication number
- JPS646629U JPS646629U JP10057487U JP10057487U JPS646629U JP S646629 U JPS646629 U JP S646629U JP 10057487 U JP10057487 U JP 10057487U JP 10057487 U JP10057487 U JP 10057487U JP S646629 U JPS646629 U JP S646629U
- Authority
- JP
- Japan
- Prior art keywords
- prism
- prism lens
- lens sheet
- transmission screen
- utility
- 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
Links
- 230000005540 biological transmission Effects 0.000 claims 4
- 230000003287 optical effect Effects 0.000 claims 2
- 239000000758 substrate Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 230000002349 favourable effect Effects 0.000 description 2
Landscapes
- Overhead Projectors And Projection Screens (AREA)
Description
第１図は、本考案による透過形スクリーンの実
施例を示した図、第２図は、前記実施例スクリー
ンを用いた映像システムを示した図である。第３
図は、透過形スクリーンのシート配置を説明する
ための図である。第４図は、本考案による透過形
スクリーンの実施例を用いた映像システムの好感
領域を示した図である。第５図は、従来の透過形
スクリーンを用いた映像システムとその好感領域
を示した図である。
１……透過形スクリーン、１１，１２……両面
レンチキユラーレンズシート、１３……プリズム
レンズシート、２……鏡、３……光源、４……観
察者。
FIG. 1 is a diagram showing an embodiment of a transmissive screen according to the present invention, and FIG. 2 is a diagram showing a video system using the screen of the embodiment. Third
The figure is a diagram for explaining the sheet arrangement of a transmissive screen. FIG. 4 is a diagram showing a favorable area of a video system using an embodiment of a transmissive screen according to the present invention. FIG. 5 is a diagram showing a conventional video system using a transmissive screen and its favorable area. 1...Transmissive screen, 11, 12...Double-sided lenticular lens sheet, 13...Prism lens sheet, 2...Mirror, 3...Light source, 4...Observer.
Claims (1)
レンチキユラーレンズを設けた２枚の両面レンチ
キユラーレンズシートを直交させた透過形スクリ
ーンにおいて、さらに光軸曲げ作用をもつプリズ
ムレンズシートを設けたことを特徴とする透過形
スクリーン。 (2) 前記プリズムレンズシートは、前記各レン
チキユラーレンズシートの間に配置されたことを
特徴とする実用新案登録請求の範囲第１項記載の
透過形スクリーン。 (3) 前記プリズムレンズシートは、前記プリズ
ムレンズのプリズム面を観察者側に向けて配置し
たことを特徴とする実用新案登録請求の範囲第１
項または第２項記載の透過形スクリーン。[Scope of Claim for Utility Model Registration] (1) In a transmission screen in which two double-sided lenticular lens sheets are orthogonally arranged, each of which is provided with lenticular lenses whose optical axes coincide with each other on both sides of a transparent substrate, A transmission screen characterized by being equipped with a prism lens sheet that bends the optical axis. (2) The transmission screen according to claim 1, wherein the prism lens sheet is arranged between each of the lenticular lens sheets. (3) Utility model registration claim 1, wherein the prism lens sheet is arranged with the prism surface of the prism lens facing the observer side.
The transmission type screen according to item 1 or 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10057487U JPS646629U (en) | 1987-06-30 | 1987-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10057487U JPS646629U (en) | 1987-06-30 | 1987-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS646629U true JPS646629U (en) | 1989-01-13 |
Family
ID=31328772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10057487U Pending JPS646629U (en) | 1987-06-30 | 1987-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS646629U (en) |
-
1987
- 1987-06-30 JP JP10057487U patent/JPS646629U/ja active Pending
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