CA2457133A1 - Beaded rear projection screen with tunable gain - Google Patents
Beaded rear projection screen with tunable gain Download PDFInfo
- Publication number
- CA2457133A1 CA2457133A1 CA002457133A CA2457133A CA2457133A1 CA 2457133 A1 CA2457133 A1 CA 2457133A1 CA 002457133 A CA002457133 A CA 002457133A CA 2457133 A CA2457133 A CA 2457133A CA 2457133 A1 CA2457133 A1 CA 2457133A1
- Authority
- CA
- Canada
- Prior art keywords
- microbeads
- index
- screen
- refraction
- layer
- 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.)
- Abandoned
Links
- 239000011325 microbead Substances 0.000 claims abstract description 111
- 238000010276 construction Methods 0.000 claims abstract description 79
- 238000000034 method Methods 0.000 claims abstract description 17
- 239000011324 bead Substances 0.000 claims description 161
- 239000000758 substrate Substances 0.000 claims description 52
- 239000000463 material Substances 0.000 claims description 44
- 239000011521 glass Substances 0.000 claims description 6
- 239000006185 dispersion Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 31
- 239000000203 mixture Substances 0.000 abstract description 8
- 239000010410 layer Substances 0.000 description 56
- 239000004005 microsphere Substances 0.000 description 31
- 230000003287 optical effect Effects 0.000 description 9
- 239000011358 absorbing material Substances 0.000 description 7
- 238000000576 coating method Methods 0.000 description 4
- 238000012856 packing Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 3
- 239000006229 carbon black Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000003086 colorant Substances 0.000 description 2
- 239000000975 dye Substances 0.000 description 2
- 230000004313 glare Effects 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- 238000012935 Averaging Methods 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000006117 anti-reflective coating Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000010954 inorganic particle Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000012788 optical film Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Overhead Projectors And Projection Screens (AREA)
- Optical Elements Other Than Lenses (AREA)
- Transforming Electric Information Into Light Information (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/945,929 | 2001-09-04 | ||
| US09/945,929 US6567215B2 (en) | 2001-09-04 | 2001-09-04 | Beaded rear projection screen with tunable gain |
| PCT/US2002/017896 WO2003021349A1 (en) | 2001-09-04 | 2002-06-06 | Beaded rear projection screen with tunable gain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2457133A1 true CA2457133A1 (en) | 2003-03-13 |
Family
ID=25483722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002457133A Abandoned CA2457133A1 (en) | 2001-09-04 | 2002-06-06 | Beaded rear projection screen with tunable gain |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US6567215B2 (enExample) |
| EP (1) | EP1423754B1 (enExample) |
| JP (1) | JP2005502088A (enExample) |
| KR (1) | KR20040035750A (enExample) |
| CN (1) | CN1549952A (enExample) |
| AT (1) | ATE302962T1 (enExample) |
| CA (1) | CA2457133A1 (enExample) |
| DE (1) | DE60205761T2 (enExample) |
| DK (1) | DK1423754T3 (enExample) |
| MX (1) | MXPA04002000A (enExample) |
| WO (1) | WO2003021349A1 (enExample) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1213600B1 (en) * | 2000-12-06 | 2004-10-13 | Fuji Photo Film Co., Ltd. | Optical diffusion film and process of producing optical diffusion film |
| US7164224B2 (en) * | 2000-12-14 | 2007-01-16 | Sharp Kabushiki Kaisha | Backlight having discharge tube, reflector and heat conduction member contacting discharge tube |
| DE10336129A1 (de) * | 2003-08-04 | 2005-02-24 | Röhm GmbH & Co. KG | Kratzunempfindlicher Rückprojektionsschirm und Verfahren zu dessen Herstellung |
| US7198372B2 (en) | 2003-12-31 | 2007-04-03 | 3M Innovative Properties Company | Dual display |
| JP4552447B2 (ja) * | 2004-02-09 | 2010-09-29 | 株式会社日立製作所 | 前面板およびそれを用いた表示装置 |
| US7342719B1 (en) * | 2004-06-25 | 2008-03-11 | Rockwell Collins, Inc. | Projection screen with reduced speckle |
| US7248406B2 (en) | 2004-10-15 | 2007-07-24 | Hewlett-Packard Development Company, L.P. | Projection screen |
| 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 |
| US8783898B2 (en) * | 2009-05-01 | 2014-07-22 | Abl Ip Holding Llc | Light emitting devices and applications thereof |
| TWI438498B (zh) * | 2009-09-01 | 2014-05-21 | Au Optronics Corp | 複合光學膜 |
| GB201016566D0 (en) * | 2010-10-01 | 2010-11-17 | Barco Nv | Curved back projection screen |
| JP5872206B2 (ja) * | 2011-08-24 | 2016-03-01 | スリーエム イノベイティブ プロパティズ カンパニー | プロジェクション・システム |
| JP2014199340A (ja) * | 2013-03-29 | 2014-10-23 | 大日本印刷株式会社 | ビーズシート、透過型スクリーン、およびリアプロジェクション表示装置 |
| CN104090459A (zh) * | 2014-06-20 | 2014-10-08 | 江苏红叶视听器材股份有限公司 | 灰微珠投影屏幕及其制作方法 |
| CN107861328A (zh) * | 2016-09-19 | 2018-03-30 | 苏州黑白画映影视器材有限公司 | 灰玻珠幕面 |
| KR20180077733A (ko) * | 2016-12-29 | 2018-07-09 | 엘에스산전 주식회사 | 태양전지 모듈용 보호 유리 및 그 제조방법 |
| US10288995B2 (en) | 2017-06-15 | 2019-05-14 | Esterline Belgium Bvba | Aspherical dome display and method of rear projection |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3552822A (en) | 1968-06-07 | 1971-01-05 | Gerald Altman | Rear projection screen |
| JPS56106237A (en) | 1980-01-29 | 1981-08-24 | Matsushita Electric Ind Co Ltd | Transmissive screen and its manufacture |
| JP2972271B2 (ja) * | 1989-04-26 | 1999-11-08 | 株式会社日立製作所 | 透過型スクリーン及びそれに用いられるシート状部材の製造方法、並びにそのスクリーンを用いた背面投写型画像ディスプレイ装置 |
| JPH0353232A (ja) | 1989-07-20 | 1991-03-07 | Toppan Printing Co Ltd | 反射形スクリーン |
| EP0819974A1 (en) | 1991-11-15 | 1998-01-21 | Matsushita Electric Industrial Co., Ltd. | Transmission type screen and method of manufacturing thereof |
| JPH05273651A (ja) | 1992-03-25 | 1993-10-22 | Toppan Printing Co Ltd | 投映反射型スクリーン |
| US5563738A (en) | 1993-09-03 | 1996-10-08 | Jenmar Visual Systems | Light transmitting and dispersing filter having low reflectance |
| JPH0996870A (ja) | 1995-09-29 | 1997-04-08 | Toppan Printing Co Ltd | 反射型スクリーン及びその製造方法 |
| US6262840B1 (en) * | 1996-05-30 | 2001-07-17 | Sony Corporation | Plano lens, rear-projection type projector screen employing the same, and rear-projection type video display apparatus |
| US6076933A (en) | 1996-10-08 | 2000-06-20 | Jenmar Visual Systems | Light transmitting and dispersing filter having low reflectance |
| JPH10206973A (ja) | 1997-01-20 | 1998-08-07 | Nitto Denko Corp | 透過型スクリーン |
| US6519087B2 (en) | 1997-04-10 | 2003-02-11 | 3M Innovative Properties Company | Rear projection screen incorporating diffuser |
| JP4171933B2 (ja) | 1997-09-12 | 2008-10-29 | ソニー株式会社 | 平面型レンズの製造方法 |
| US6344263B1 (en) | 1998-03-30 | 2002-02-05 | 3M Innovative Properties Company | Light dispersing film and method of manufacture |
| US6204971B1 (en) | 1999-05-14 | 2001-03-20 | 3M Innovative Properties Company | Glass microspheres for use in films and projection screen displays and methods |
-
2001
- 2001-09-04 US US09/945,929 patent/US6567215B2/en not_active Expired - Fee Related
-
2002
- 2002-06-06 EP EP02744237A patent/EP1423754B1/en not_active Expired - Lifetime
- 2002-06-06 CN CNA028171535A patent/CN1549952A/zh active Pending
- 2002-06-06 KR KR10-2004-7003179A patent/KR20040035750A/ko not_active Withdrawn
- 2002-06-06 DE DE60205761T patent/DE60205761T2/de not_active Expired - Fee Related
- 2002-06-06 DK DK02744237T patent/DK1423754T3/da active
- 2002-06-06 MX MXPA04002000A patent/MXPA04002000A/es unknown
- 2002-06-06 AT AT02744237T patent/ATE302962T1/de not_active IP Right Cessation
- 2002-06-06 JP JP2003525373A patent/JP2005502088A/ja not_active Withdrawn
- 2002-06-06 WO PCT/US2002/017896 patent/WO2003021349A1/en not_active Ceased
- 2002-06-06 CA CA002457133A patent/CA2457133A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| DE60205761D1 (de) | 2005-09-29 |
| EP1423754A1 (en) | 2004-06-02 |
| US20030053207A1 (en) | 2003-03-20 |
| WO2003021349A1 (en) | 2003-03-13 |
| DK1423754T3 (da) | 2005-12-12 |
| CN1549952A (zh) | 2004-11-24 |
| JP2005502088A (ja) | 2005-01-20 |
| US6567215B2 (en) | 2003-05-20 |
| MXPA04002000A (es) | 2004-07-08 |
| ATE302962T1 (de) | 2005-09-15 |
| KR20040035750A (ko) | 2004-04-29 |
| DE60205761T2 (de) | 2006-06-22 |
| EP1423754B1 (en) | 2005-08-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Discontinued |