JPH01155037U - - Google Patents
Info
- Publication number
- JPH01155037U JPH01155037U JP4557688U JP4557688U JPH01155037U JP H01155037 U JPH01155037 U JP H01155037U JP 4557688 U JP4557688 U JP 4557688U JP 4557688 U JP4557688 U JP 4557688U JP H01155037 U JPH01155037 U JP H01155037U
- Authority
- JP
- Japan
- Prior art keywords
- incident side
- taint
- agent
- base sheet
- fresnel 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
Links
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 1
Description
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……透光性樹脂基材シート、２……光拡散性
フイルム、３……テイント剤入りフイルム、Ａ…
…フレネルレンズ、Ｂ……微細な凹凸面。
FIG. 1 is a partial sectional view showing an embodiment of the present invention. 1... Transparent resin base sheet, 2... Light diffusing film, 3... Film containing taint agent, A...
...Fresnel lens, B...Minute uneven surface.
Claims (1)
ート、光拡散性フイルムおよびテイント剤入りフ
イルムが順次配列するよう積層一体化されてなり
、しかもこの入射側の面にはフレネルレンズが、
また出射側の面には微細な凹凸面がそれぞれ形成
されていることを特徴とする透過型スクリーン。 A translucent resin base sheet, a light-diffusing film, and a film containing a taint agent are sequentially arranged from the incident side to the output side, and are laminated and integrated, and a Fresnel lens is placed on the incident side surface.
The transmission screen is also characterized by having minutely uneven surfaces formed on the exit side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4557688U JPH01155037U (en) | 1988-04-04 | 1988-04-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4557688U JPH01155037U (en) | 1988-04-04 | 1988-04-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01155037U true JPH01155037U (en) | 1989-10-25 |
Family
ID=31271880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4557688U Pending JPH01155037U (en) | 1988-04-04 | 1988-04-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01155037U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005049614A (en) * | 2003-07-29 | 2005-02-24 | Toppan Printing Co Ltd | Front surface plate for transmission type screen |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5145532A (en) * | 1974-10-17 | 1976-04-19 | Canon Kk | Sukuriinbuzai oyobisono seizohoho |
| JPS56162619A (en) * | 1980-05-20 | 1981-12-14 | Dainippon Printing Co Ltd | Manufacture of transmission type screen |
-
1988
- 1988-04-04 JP JP4557688U patent/JPH01155037U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5145532A (en) * | 1974-10-17 | 1976-04-19 | Canon Kk | Sukuriinbuzai oyobisono seizohoho |
| JPS56162619A (en) * | 1980-05-20 | 1981-12-14 | Dainippon Printing Co Ltd | Manufacture of transmission type screen |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005049614A (en) * | 2003-07-29 | 2005-02-24 | Toppan Printing Co Ltd | Front surface plate for transmission type screen |