DE3280211D1 - Durchlicht-projektionsschirm. - Google Patents
Durchlicht-projektionsschirm.Info
- Publication number
- DE3280211D1 DE3280211D1 DE8585106693T DE3280211T DE3280211D1 DE 3280211 D1 DE3280211 D1 DE 3280211D1 DE 8585106693 T DE8585106693 T DE 8585106693T DE 3280211 T DE3280211 T DE 3280211T DE 3280211 D1 DE3280211 D1 DE 3280211D1
- Authority
- DE
- Germany
- Prior art keywords
- transpared
- projection screen
- projection
- screen
- transpared projection
- 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.)
- Revoked
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/56—Projection screens
- G03B21/60—Projection screens characterised by the nature of the surface
- G03B21/62—Translucent screens
- G03B21/625—Lenticular translucent screens
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56051194A JPS57165830A (en) | 1981-04-07 | 1981-04-07 | Lenticular lens for screen |
JP56090544A JPS57205727A (en) | 1981-06-12 | 1981-06-12 | Renticular lens for screen |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3280211D1 true DE3280211D1 (de) | 1990-08-16 |
Family
ID=26391729
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8282102985T Expired DE3274155D1 (en) | 1981-04-07 | 1982-04-06 | Rear projection screen |
DE8585106693T Revoked DE3280211D1 (de) | 1981-04-07 | 1982-04-06 | Durchlicht-projektionsschirm. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8282102985T Expired DE3274155D1 (en) | 1981-04-07 | 1982-04-06 | Rear projection screen |
Country Status (5)
Country | Link |
---|---|
US (1) | US4418986A (de) |
EP (2) | EP0166262B1 (de) |
CA (1) | CA1181272A (de) |
DE (2) | DE3274155D1 (de) |
DK (1) | DK156019C (de) |
Families Citing this family (53)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58145933A (ja) * | 1982-02-25 | 1983-08-31 | Mitsubishi Rayon Co Ltd | 背面投影スクリ−ン |
US4509823A (en) * | 1982-10-15 | 1985-04-09 | Dai Nippon Insatsu Kabushiki Kaisha | Rear projection screen |
JPS59121034A (ja) * | 1982-12-27 | 1984-07-12 | Mitsubishi Rayon Co Ltd | 透過型スクリ−ン |
DK156188C (da) * | 1983-05-10 | 1989-11-27 | Scan Screen Production A S | Transparent baglysprojektionsskaerm |
JPS6075826A (ja) * | 1983-06-13 | 1985-04-30 | Mitsubishi Rayon Co Ltd | 背面投影スクリーン |
DK151320C (da) * | 1983-10-12 | 1988-05-09 | Scan Screen | Transparent baglysprojektionsskaerm |
US4548469A (en) * | 1984-06-07 | 1985-10-22 | Mitsubishi Rayon Co., Ltd. | Rear projection screen |
JPS6169867A (ja) * | 1984-09-13 | 1986-04-10 | Mitsubishi Rayon Co Ltd | シリカ微粒子含有樹脂組成物 |
JPS61208041A (ja) * | 1985-03-11 | 1986-09-16 | Mitsubishi Rayon Co Ltd | 背面投影スクリ−ン |
US4708435A (en) * | 1986-10-30 | 1987-11-24 | Mitsubishi Rayon Co., Ltd. | Rear projection screen |
US4880292A (en) * | 1987-07-24 | 1989-11-14 | Minolta Camera Kabushiki Kaisha | Transmission viewing screen of image projector apparatus |
DK160593C (da) * | 1988-09-28 | 1991-09-09 | Dainippon Printing Co Ltd | Baglysprojektionsskaerm |
JPH02135332A (ja) * | 1988-11-16 | 1990-05-24 | Pioneer Electron Corp | 背面投写型プロジェクションテレビのレンチキュラーレンズ |
DK687288A (da) * | 1988-12-09 | 1990-06-10 | Dainippon Printing Co Ltd | Baglysprojektionsskaerm |
DK174788B1 (da) * | 1989-05-08 | 2003-11-10 | Dainippon Printing Co Ltd | Baglysprojektionsskærm |
NL8902112A (nl) * | 1989-08-22 | 1991-03-18 | Philips Nv | Doorzichtprojektiescherm en doorzichtprojektiesysteem voorzien van een dergelijk scherm. |
US5095629A (en) * | 1991-01-31 | 1992-03-17 | Spectra-Physics Laserplane, Inc. | Laser beam target |
US20030206342A1 (en) * | 1993-05-12 | 2003-11-06 | Bright View Technologies, Inc. | Micro-lens array based light transmission screen |
US6788460B2 (en) * | 1998-04-15 | 2004-09-07 | Duke University | Projection screen apparatus |
US5428476A (en) * | 1994-04-07 | 1995-06-27 | Stewart Filmscreen Corporation | Wide angle rear projection lenticular lens system |
DE69701978T2 (de) * | 1996-03-18 | 2000-10-19 | Scan Vision Screen Aps Roskild | Rückprojektionsschirm |
US6280063B1 (en) * | 1997-05-09 | 2001-08-28 | 3M Innovative Properties Company | Brightness enhancement article |
DK1010039T3 (da) | 1997-07-04 | 2002-02-18 | Scan Vision Screen Aps | Baglysprojektionsskærm |
US6816306B2 (en) * | 1998-04-15 | 2004-11-09 | Bright View Technologies Inc. | Micro-lens array based light transmitting screen with high resolution and low imaging artifacts |
US6967779B2 (en) * | 1998-04-15 | 2005-11-22 | Bright View Technologies, Inc. | Micro-lens array with precisely aligned aperture mask and methods of producing same |
US6829087B2 (en) * | 1998-04-15 | 2004-12-07 | Bright View Technologies, Inc. | Micro-lens array based light transmitting screen with tunable gain |
US6400876B1 (en) | 1998-08-31 | 2002-06-04 | Brookhaven Science Associates | Ultrathin optical panel and a method of making an ultrathin optical panel |
US6301417B1 (en) | 1998-08-31 | 2001-10-09 | Brookhaven Science Associates | Ultrathin optical panel and a method of making an ultrathin optical panel |
US6622392B1 (en) | 1999-03-19 | 2003-09-23 | Laser Alignment, Inc. | Target with diffractive elements for use with laser beam generating devices |
DE19923226A1 (de) * | 1999-05-20 | 2000-11-23 | Zumtobel Staff Gmbh | Optisches Element mit Mikroprismenstruktur zur Umlenkung von Lichtstrahlen |
CN1231810C (zh) * | 1999-07-02 | 2005-12-14 | 汤姆森许可公司 | 投影屏的双凸透镜 |
US6417966B1 (en) | 1999-07-07 | 2002-07-09 | 3M Innovative Properties Company | Rear projection screen using internal reflection |
US6535333B1 (en) | 2000-11-21 | 2003-03-18 | 3M Innovative Properties Company | Optical system with reduced color shift |
US6535674B2 (en) | 2000-12-15 | 2003-03-18 | Scram Technologies, Inc. | High contrast front projection display panel and a method of making a high contrast front projection display panel |
US6819486B2 (en) * | 2001-01-17 | 2004-11-16 | 3M Innovative Properties Company | Projection screen having elongated structures |
US6631030B2 (en) | 2001-03-30 | 2003-10-07 | 3M Innovative Properties Company | Projection screens and methods for making such projection screens |
US6870670B2 (en) | 2001-04-06 | 2005-03-22 | 3M Innovative Properties Company | Screens and methods for displaying information |
US20030163367A1 (en) * | 2001-04-06 | 2003-08-28 | 3M Innovative Properties Company | Screens and methods for displaying information |
US6571044B2 (en) | 2001-05-18 | 2003-05-27 | Scram Technologies, Inc. | High contrast display panel and a method of making a high contrast display panel |
US6755534B2 (en) | 2001-08-24 | 2004-06-29 | Brookhaven Science Associates | Prismatic optical display |
EP1495363A4 (de) * | 2002-04-12 | 2008-06-04 | Univ Duke | Projektionsschirmvorrichtung |
WO2004085067A1 (ja) * | 2003-03-25 | 2004-10-07 | Dai Nippon Printing Co. Ltd. | 拡散シート、それを備えた透過型スクリーン、拡散シート用成形型の作製方法および拡散シートの製造方法 |
JP4527967B2 (ja) * | 2003-11-17 | 2010-08-18 | オリンパス株式会社 | 焦点板原盤及びその製造方法 |
US7187831B2 (en) * | 2004-04-26 | 2007-03-06 | Brookhaven Science Associates | Optical panel system including stackable waveguides |
CA2629843C (en) | 2005-11-15 | 2013-05-07 | Arkema France | White light diffusing thermoplastic composition |
WO2008137322A1 (en) * | 2007-05-07 | 2008-11-13 | 3M Innovative Properties Company | Projection screen |
US20080285125A1 (en) * | 2007-05-18 | 2008-11-20 | Fujifilm Manufacturing U.S.A. Inc. | Optical panel for front projection under ambient lighting conditions |
US7923675B2 (en) | 2007-06-06 | 2011-04-12 | 3M Innovative Properties Company | Projection system having avirtual mask |
US7496263B2 (en) * | 2007-06-07 | 2009-02-24 | Fujifilm Manfacturing U.S.A. Inc. | Thermosetting optical waveguide coating |
US20080305255A1 (en) * | 2007-06-07 | 2008-12-11 | Fujifilm Manufacturing U.S.A. Inc. | Optical waveguide coating |
CN101470221B (zh) * | 2007-12-26 | 2011-01-19 | 颖台科技股份有限公司 | 扩散板与使用该扩散板的背光模块 |
US9557445B2 (en) | 2015-02-24 | 2017-01-31 | Arkema France | Optical diffusion blend materials for LED lighting |
EP3262461A4 (de) | 2015-02-24 | 2018-10-03 | Arkema France | Hocheffiziente diffusionsbeleuchtungsabdeckungen |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2510344A (en) * | 1945-03-17 | 1950-06-06 | Rca Corp | Viewing screen |
GB656651A (en) * | 1947-05-13 | 1951-08-29 | Rca Corp | Improvements in rear projection viewing screen |
US2529701A (en) * | 1947-05-13 | 1950-11-14 | Rca Corp | Rear projection viewing screen |
US2738706A (en) * | 1952-04-04 | 1956-03-20 | Jr Harvey A Thompson | Back-lighted projection screens |
US2870673A (en) * | 1954-11-26 | 1959-01-27 | Schwesinger Gerhard | Lenticulated rear projection screen |
US3218924A (en) * | 1962-06-25 | 1965-11-23 | Wendell S Miller | Rear projection screen |
US3257900A (en) * | 1963-10-25 | 1966-06-28 | Goodbar Isaac | Projection screen |
US3279314A (en) * | 1965-10-23 | 1966-10-18 | Wendell S Miller | High contrast projection screens |
BE792745A (fr) * | 1971-12-15 | 1973-03-30 | Freen Ltd | Ecran pour projection par transparence |
FR2276605A1 (fr) * | 1974-06-28 | 1976-01-23 | Bachelot Andre | Dispositif optique double face |
-
1982
- 1982-03-31 US US06/364,193 patent/US4418986A/en not_active Expired - Lifetime
- 1982-04-05 CA CA000400430A patent/CA1181272A/en not_active Expired
- 1982-04-06 EP EP85106693A patent/EP0166262B1/de not_active Expired
- 1982-04-06 DE DE8282102985T patent/DE3274155D1/de not_active Expired
- 1982-04-06 EP EP82102985A patent/EP0063317B1/de not_active Expired
- 1982-04-06 DE DE8585106693T patent/DE3280211D1/de not_active Revoked
- 1982-04-06 DK DK158582A patent/DK156019C/da not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA1181272A (en) | 1985-01-22 |
EP0166262A1 (de) | 1986-01-02 |
DK158582A (da) | 1982-10-08 |
US4418986A (en) | 1983-12-06 |
DK156019C (da) | 1989-10-16 |
DK156019B (da) | 1989-06-12 |
EP0063317A1 (de) | 1982-10-27 |
DE3274155D1 (en) | 1986-12-11 |
EP0166262B1 (de) | 1990-07-11 |
EP0063317B1 (de) | 1986-11-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8331 | Complete revocation |