DE3772428D1 - Transmissionsprojektionsschirm und verfahren zu dessen herstellung. - Google Patents
Transmissionsprojektionsschirm und verfahren zu dessen herstellung.Info
- Publication number
- DE3772428D1 DE3772428D1 DE8787200638T DE3772428T DE3772428D1 DE 3772428 D1 DE3772428 D1 DE 3772428D1 DE 8787200638 T DE8787200638 T DE 8787200638T DE 3772428 T DE3772428 T DE 3772428T DE 3772428 D1 DE3772428 D1 DE 3772428D1
- Authority
- DE
- Germany
- Prior art keywords
- production
- projection screen
- transmission projection
- transmission
- screen
- 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.)
- Expired - Lifetime
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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Overhead Projectors And Projection Screens (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8600944A NL8600944A (nl) | 1986-04-15 | 1986-04-15 | Doorzicht projectiescherm en werkwijze voor de vervaardiging daarvan. |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3772428D1 true DE3772428D1 (de) | 1991-10-02 |
Family
ID=19847876
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8787200638T Expired - Lifetime DE3772428D1 (de) | 1986-04-15 | 1987-04-06 | Transmissionsprojektionsschirm und verfahren zu dessen herstellung. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4688093A (de) |
EP (1) | EP0241986B1 (de) |
JP (1) | JPH0746196B2 (de) |
CA (1) | CA1274713A (de) |
DE (1) | DE3772428D1 (de) |
DK (1) | DK168025B1 (de) |
NL (1) | NL8600944A (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0270193B1 (de) * | 1986-12-05 | 1993-04-07 | Koninklijke Philips Electronics N.V. | Lichtdurchlässiger Schirm und Verfahren zur Herstellung eines solchen Schirmes |
US4964695A (en) * | 1987-10-06 | 1990-10-23 | North American Philips Corporation | Lenticular arrays for front projection screens and contrast improving method and device |
US4927233A (en) * | 1989-03-06 | 1990-05-22 | Mitsubishi Rayon Co., Ltd. | Rear projection screen |
US5121252A (en) * | 1990-05-11 | 1992-06-09 | Mitsubishi Rayon Co., Ltd. | Projection screen and method for producing the same |
DE69232810T2 (de) * | 1991-11-15 | 2003-09-11 | Kuraray Co., Ltd | Transparenter Projektionsschirm und Verfahren zu seiner Herstellung |
US5481385A (en) * | 1993-07-01 | 1996-01-02 | Alliedsignal Inc. | Direct view display device with array of tapered waveguide on viewer side |
US5521726A (en) * | 1994-08-26 | 1996-05-28 | Alliedsignal Inc. | Polarizer with an array of tapered waveguides |
US5657408A (en) * | 1994-12-23 | 1997-08-12 | Alliedsignal Inc. | Optical device comprising a plurality of units having at least two geometrically-differentiated tapered optical waveguides therein |
US6010747A (en) | 1996-12-02 | 2000-01-04 | Alliedsignal Inc. | Process for making optical structures for diffusing light |
US6600599B2 (en) * | 1998-06-09 | 2003-07-29 | Avery Dennison Corporation | Rear projection screens and light filters with conformable coatings and methods of making the same |
US6417966B1 (en) * | 1999-07-07 | 2002-07-09 | 3M Innovative Properties Company | Rear projection screen using internal reflection |
US6597417B1 (en) * | 2000-07-25 | 2003-07-22 | Scram Technologies, Inc. | Optical panel having black material between apexes of serrations on the inlet face |
WO2004003661A1 (ja) * | 2002-06-27 | 2004-01-08 | Dai Nippon Printing Co., Ltd. | プロジェクションスクリーン及びプロジェクションディスプレイ装置 |
US20040160580A1 (en) * | 2002-10-01 | 2004-08-19 | Hitachi Electronic Devices (Usa), Inc. | Projection coupler with bubble trap |
US7453634B2 (en) | 2005-03-07 | 2008-11-18 | Avery Dennison Corporation | Discontinuous or variable thickness gain modification coating for projection film and method for making same |
Family Cites Families (4)
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 |
JPS59121034A (ja) * | 1982-12-27 | 1984-07-12 | Mitsubishi Rayon Co Ltd | 透過型スクリ−ン |
US4573764A (en) * | 1983-12-30 | 1986-03-04 | North American Philips Consumer Electronics Corp. | Rear projection screen |
EP0154053B1 (de) * | 1983-12-30 | 1990-02-28 | Koninklijke Philips Electronics N.V. | Projektionsschirm |
-
1986
- 1986-04-15 NL NL8600944A patent/NL8600944A/nl not_active Application Discontinuation
- 1986-07-30 US US06/891,983 patent/US4688093A/en not_active Expired - Fee Related
-
1987
- 1987-04-06 DE DE8787200638T patent/DE3772428D1/de not_active Expired - Lifetime
- 1987-04-06 EP EP87200638A patent/EP0241986B1/de not_active Expired
- 1987-04-10 CA CA000534409A patent/CA1274713A/en not_active Expired
- 1987-04-10 DK DK186787A patent/DK168025B1/da not_active IP Right Cessation
- 1987-04-15 JP JP62091093A patent/JPH0746196B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CA1274713A (en) | 1990-10-02 |
US4688093A (en) | 1987-08-18 |
NL8600944A (nl) | 1987-11-02 |
DK186787D0 (da) | 1987-04-10 |
DK186787A (da) | 1987-10-16 |
EP0241986A1 (de) | 1987-10-21 |
EP0241986B1 (de) | 1991-08-28 |
JPH0746196B2 (ja) | 1995-05-17 |
DK168025B1 (da) | 1994-01-17 |
JPS62245239A (ja) | 1987-10-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL |
|
8339 | Ceased/non-payment of the annual fee |