CN208126098U - 投影屏幕 - Google Patents
投影屏幕 Download PDFInfo
- Publication number
- CN208126098U CN208126098U CN201820676894.XU CN201820676894U CN208126098U CN 208126098 U CN208126098 U CN 208126098U CN 201820676894 U CN201820676894 U CN 201820676894U CN 208126098 U CN208126098 U CN 208126098U
- Authority
- CN
- China
- Prior art keywords
- plane
- projection screen
- angle
- extinction
- column
- 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.)
- Active
Links
- 230000008033 biological extinction Effects 0.000 claims abstract description 40
- 239000000758 substrate Substances 0.000 claims abstract description 23
- 238000009792 diffusion process Methods 0.000 claims description 13
- 230000031700 light absorption Effects 0.000 claims description 7
- 238000005452 bending Methods 0.000 claims description 2
- 230000002035 prolonged effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 13
- 239000000463 material Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 230000011514 reflex Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 239000000084 colloidal system Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229910052934 alunite Inorganic materials 0.000 description 1
- 239000010424 alunite Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003205 fragrance Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- KPZTWMNLAFDTGF-UHFFFAOYSA-D trialuminum;potassium;hexahydroxide;disulfate Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Al+3].[Al+3].[Al+3].[K+].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O KPZTWMNLAFDTGF-UHFFFAOYSA-D 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/003—Light absorbing elements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
- G02B5/021—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
- G02B5/0231—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures the surface having microprismatic or micropyramidal shape
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
- G02B5/0263—Diffusing elements; Afocal elements characterised by the diffusing properties with positional variation of the diffusing properties, e.g. gradient or patterned diffuser
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0273—Diffusing elements; Afocal elements characterized by the use
- G02B5/0284—Diffusing elements; Afocal elements characterized by the use used in reflection
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0273—Diffusing elements; Afocal elements characterized by the use
- G02B5/0294—Diffusing elements; Afocal elements characterized by the use adapted to provide an additional optical effect, e.g. anti-reflection or filter
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
- G02B6/0025—Diffusing sheet or layer; Prismatic sheet or layer
-
- 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
- G03B21/14—Details
- G03B21/28—Reflectors in projection beam
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Overhead Projectors And Projection Screens (AREA)
Abstract
Description
Claims (16)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820676894.XU CN208126098U (zh) | 2018-05-08 | 2018-05-08 | 投影屏幕 |
TW107206327U TWM568398U (zh) | 2018-05-08 | 2018-05-15 | 投影屏幕 |
US16/403,635 US10599029B2 (en) | 2018-05-08 | 2019-05-06 | Projection screen |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820676894.XU CN208126098U (zh) | 2018-05-08 | 2018-05-08 | 投影屏幕 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208126098U true CN208126098U (zh) | 2018-11-20 |
Family
ID=64185652
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201820676894.XU Active CN208126098U (zh) | 2018-05-08 | 2018-05-08 | 投影屏幕 |
Country Status (3)
Country | Link |
---|---|
US (1) | US10599029B2 (zh) |
CN (1) | CN208126098U (zh) |
TW (1) | TWM568398U (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110262178A (zh) * | 2019-07-22 | 2019-09-20 | 顾亮 | 一种用于超短焦正投影的弧形反射幕布 |
CN111338174A (zh) * | 2020-04-09 | 2020-06-26 | 江苏慧智新材料科技有限公司 | 一种用于激光投影的高对比度抗刮投影幕及其制作方法 |
WO2020177590A1 (zh) * | 2019-03-04 | 2020-09-10 | 深圳光峰科技股份有限公司 | 线栅结构及其制作方法、投影屏幕 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI742592B (zh) * | 2020-03-30 | 2021-10-11 | 弘勝光電股份有限公司 | 短焦抗光幕之結構 |
TWI750888B (zh) * | 2020-11-11 | 2021-12-21 | 弘勝光電股份有限公司 | 長焦抗光幕 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7262911B2 (en) * | 2004-03-15 | 2007-08-28 | Arisawa Mfg. Co., Ltd. | Reflex-type screen assembly |
US7110176B2 (en) * | 2004-05-07 | 2006-09-19 | Arisawa Mfg. Co., Ltd. | Reflex-type screen |
CN101128755B (zh) | 2005-02-24 | 2010-09-29 | 大日本印刷株式会社 | 光扩散部件、透射式屏幕、背投式显示装置以及用于形成吸光部的树脂组合物 |
US9030736B2 (en) * | 2012-09-28 | 2015-05-12 | Dai Nippon Printing Co., Ltd. | Reflection screen and image display system |
CN203587956U (zh) | 2013-09-16 | 2014-05-07 | 吴震 | 屏幕和投影显示系统 |
TWM520656U (zh) | 2015-12-25 | 2016-04-21 | Innovision Flextech Corp | 用於懸吊式短焦投影之投影銀幕及投影系統 |
CN107102509B (zh) | 2016-02-19 | 2020-05-26 | 台湾扬昕股份有限公司 | 投影屏幕 |
CN206930896U (zh) * | 2017-04-12 | 2018-01-26 | 株式会社有泽制作所 | 反射型屏幕 |
-
2018
- 2018-05-08 CN CN201820676894.XU patent/CN208126098U/zh active Active
- 2018-05-15 TW TW107206327U patent/TWM568398U/zh unknown
-
2019
- 2019-05-06 US US16/403,635 patent/US10599029B2/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020177590A1 (zh) * | 2019-03-04 | 2020-09-10 | 深圳光峰科技股份有限公司 | 线栅结构及其制作方法、投影屏幕 |
CN110262178A (zh) * | 2019-07-22 | 2019-09-20 | 顾亮 | 一种用于超短焦正投影的弧形反射幕布 |
CN111338174A (zh) * | 2020-04-09 | 2020-06-26 | 江苏慧智新材料科技有限公司 | 一种用于激光投影的高对比度抗刮投影幕及其制作方法 |
CN111338174B (zh) * | 2020-04-09 | 2021-04-16 | 江苏慧智新材料科技有限公司 | 一种用于激光投影的高对比度抗刮投影幕及其制作方法 |
Also Published As
Publication number | Publication date |
---|---|
US10599029B2 (en) | 2020-03-24 |
US20190346757A1 (en) | 2019-11-14 |
TWM568398U (zh) | 2018-10-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190402 Address after: Taiwan County, Hsinchu, China Hukou Feng Village Road, No. 5 Culture Patentee after: Taiwan young Co.,Ltd. Address before: Taiwan Hsinchu Science Industrial Park, Taiwan, China Patentee before: Coretronic Corp. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240105 Address after: Hsinchu Science Park, Taiwan, China, No. 11 Li Li Road, Hsinchu Patentee after: Coretronic Corp. Address before: Taiwan County, Hsinchu, China Hukou Feng Village Road, No. 5 Culture Patentee before: Taiwan young Co.,Ltd. |
|
TR01 | Transfer of patent right |