CN203535376U - Optical front projection hard screen - Google Patents
Optical front projection hard screen Download PDFInfo
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- CN203535376U CN203535376U CN201320514238.7U CN201320514238U CN203535376U CN 203535376 U CN203535376 U CN 203535376U CN 201320514238 U CN201320514238 U CN 201320514238U CN 203535376 U CN203535376 U CN 203535376U
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- 230000003287 optical effect Effects 0.000 title claims abstract description 18
- 239000010410 layer Substances 0.000 claims abstract description 32
- 239000000758 substrate Substances 0.000 claims abstract description 21
- 230000000694 effects Effects 0.000 claims abstract description 15
- 230000007704 transition Effects 0.000 claims abstract description 8
- 238000003491 array Methods 0.000 claims abstract description 7
- 230000005764 inhibitory process Effects 0.000 claims abstract description 7
- 239000007787 solid Substances 0.000 claims abstract description 7
- 239000003973 paint Substances 0.000 claims abstract description 6
- 239000011241 protective layer Substances 0.000 claims abstract description 6
- 230000008595 infiltration Effects 0.000 claims description 7
- 238000001764 infiltration Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 5
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 4
- 238000001556 precipitation Methods 0.000 claims description 4
- 239000003365 glass fiber Substances 0.000 claims description 3
- 239000012466 permeate Substances 0.000 claims description 3
- 239000004793 Polystyrene Substances 0.000 claims description 2
- 239000011152 fibreglass Substances 0.000 claims description 2
- 229920002223 polystyrene Polymers 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 238000001914 filtration Methods 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000035515 penetration Effects 0.000 abstract 2
- 230000001502 supplementing effect Effects 0.000 abstract 2
- 230000002401 inhibitory effect Effects 0.000 abstract 1
- 230000000007 visual effect Effects 0.000 abstract 1
- 230000006870 function Effects 0.000 description 6
- 230000004888 barrier function Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000004446 light reflex Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
Images
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- Overhead Projectors And Projection Screens (AREA)
Abstract
An optical front projection hard screen includes at least seven kinds of different optical structures which substitutes projection paint and a projection filter film. The optical structures are shown as follow: an anti-reflection protective layer used for raising the transmissivity of projection lights and preventing a screen from being scratched, an ambient light inhibition layer capable of effectively filtering and inhibiting ambient lights to make the image effect to be uninfluenced in strong ambient lights, a filter layer used for selectively filtering light beams, coming from a specific direction, of a projector, a main reflective array composed of tens of millions of micro reflective arrays, a substrate light permeation layer used for transition of penetration lights of the reflective array, a substrate light supplementing layer which has a light supplementing function and whose penetration lights re-reflect in to a main array body, and a solid and smooth force fixing layer used for protecting the substrate, wherein the above layers are precipitated or adhered sequentially. The optical front projection hard screen has advantages of a large size, high sharpness and brightness, an anti-ambient-light effect, an anti-dazzle effect, high contrast, a wide visual angle (with 178 degrees in the vertical direction and 178 degrees in the horizontal direction), and an anti-sunlight effect in a short focal length.
Description
Technical field
The utility model relates to the hard curtain of optical front projection, the hard curtain of optical front projection that specifically a kind of at least seven kinds of different optical structures that replace projection paint and projection filter film form.
Background technology
At present, no matter be the medium-sized and large-scale optical projection system in portable small-business demonstration, multimedia conferencing chamber, classroom, stadiums, church, commercial location, large-scale auditorium, virtual demonstration is the jumbotron optical projection system of great Dao cinema even, they otherwise adopt before throwing mode, or adopt rear-projection mode.Front throwing and rear-projection are exactly the whole of shadow casting technique.Before so-called, throwing, briefly, is exactly the installation site and the homonymy of spectators at screen of projector, and the ray cast that projector sends arrives screen, forms image on screen, and then light reflexes to eye again.
Similarly, so-called rear-projection, is exactly the installation site of projector and two sides that spectators lay respectively at screen, and the light that projector sends is from a side direct projection of screen to screen, and light sees through screen and enters spectators' eyes.Front throwing screen can be made arbitrary dimension, but the light that need to control environment just can obtain good viewing effect.Be highly suitable for having a lot of spectators' darkroom environment.Rear projection screen is not so good as front throwing in size, but does not need the light that controls environment.Relatively be applicable to spectators few, ambient light and the good environment of illumination.
And divide from projection pattern according to screen, be divided into front projection screen (reflective) and the large class of back projection screens (transmission-type) two.Front projection screen is not subject to the restriction (customizable) of size, but can be subject to the impact of surround lighting to cause the degradation of picture contrast.Rear projection screen picture associative perception is stronger, is not subject to the impact of surround lighting, can correctly reflect information quality, so picture color is gorgeous, and lifelike image.
The optical texture that existing positive light projector is learned hard curtain generally comprises projection paint and projection filter film, and this structure not only makes image quality not high, and sharpness is not spent, and luminance uniformity, overall contrast to and anti-surround lighting etc. on there is technical barrier.
Utility model content
The utility model provides a kind of optical front projection hard curtain, with solve in prior art luminance uniformity, overall contrast to and anti-surround lighting etc. on there is the technical matters of technical barrier.
The utility model replaces projection paint and projection filter film with seven kinds of different optical textures specifically, is specifically followed successively by: in order to increase projection ray's percent of pass and prevent screen scratch transmission increasing protective layer, to surround lighting effectively filter and suppress to make the impregnable surround lighting inhibition layer of environment high light hypograph effect, play selective filter from filter layer, the principal reflection array being formed by tens million of micro-reflective arrays of the light beam effect of specific direction projector, for reflective array, permeate the substrate light pervious course of light transition; Unique light filling function, its infiltration light reflect the smooth solid power layer of becoming owner of the substrate light filling layer of array body, firm substrate protection again, and the above layer is precipitation or laminating successively.The utlity model has the advantage of anti-solar effect in large scale, high definition, high brightness, anti-surround lighting, anti-dazzle, high-contrast, wide viewing angle (vertical 178 degree, left and right 178 degree), short focal length situation.
Accompanying drawing explanation
Fig. 1 is the optical texture exemplary plot of the hard curtain of the utility model optical front projection.
Embodiment
Below in conjunction with accompanying drawing, illustrate the utility model.
Refer to Fig. 1, a kind of positive light projector is learned hard curtain, comprises at least seven kinds of different optical textures that replace projection paint and projection filter film: be specifically followed successively by: in order to increase projection ray's percent of pass and prevent screen scratch transmission increasing protective layer 1, to surround lighting effectively filter and suppress to make the impregnable surround lighting inhibition layer 2 of environment high light hypograph effect, play selective filter from filter layer 3, the principal reflection array 4 being formed by tens million of micro-reflective arrays of the light beam effect of specific direction projector, for reflective array, permeate the substrate light pervious course 5 of light transition; Unique light filling function, its infiltration light reflect the smooth solid power layer 7 of becoming owner of the substrate light filling layer 6 of array body, firm substrate protection again, and the above layer is precipitation or laminating successively.Principal reflection array 4 is comprised of tens million of micro-reflective arrays, after receiving light beam, by the comprehensive reflection of light, increases visible angle; Substrate light pervious course 5 is for reflective array infiltration light transition; Substrate light filling layer 6 unique light filling function, infiltration light reflects again becomes owner of array body; The substrate protection that smooth solid power layer 7 is firm, makes full screen smooth straight.The utlity model has the advantage of anti-solar effect in large scale, high definition, high brightness, anti-surround lighting, anti-dazzle, high-contrast, wide viewing angle (vertical 178 degree, left and right 178 degree), short focal length situation.
In order to increase projection ray's percent of pass and to prevent that the transmission increasing protective layer 1 of screen scratch is specially the ultra-thin transparent polystyrene of high rigidity, the transparencies such as Polyvinylchloride of comparing other are higher, hardness is better, thereby can be anti-scratch and increase projection ray's percent of pass, to the effective filtration of surround lighting and inhibition, make the impregnable surround lighting inhibition layer 2 of environment high light hypograph effect contain a kind of zigzag grating hole, compare mesh grid hole or louvre type grating and when stopping the surround lighting of entirely putting position, reduced the physical barriers to imaging light, play selective filter and be specially gray out from the filter layer 3 of specific direction projector light beam effect, owing to being that the surround lighting that zigzag grating has few part can be mingled in the comprehensive projector's optical fiber passing through, utilize gray out in visible-range, to have certain absorption function that this only surround lighting is stopped to filtration, without any color, change, the principal reflection array 4 being comprised of tens million of micro-reflective arrays is specially every square metre of water droplet filter of ten million nearly, the reflection of light upper angle of comparing other rhomb-scopes or scalariform Jing Dui projector is wider, for the substrate light pervious course 5 of reflective array infiltration light transition, being specially radius is only rounded vinyl acetate between 0.5～5 μ m, vinyl acetate is transparence, there is each other very strong pulling force can well transition to penetrate the light of reflective array, unique light filling function, its infiltration light reflect the glass fibre that the substrate light filling layer 6 of becoming owner of array body is specially ater again, ater is mainly built a kind of being similar to " cinema's details in a play not acted out on stage, but told through dialogues ", allow colors of image accomplish ultimate attainment color rendition, glass fibre has the light reflection function as similar minute surface, thereby the smooth solid power layer 7 that provides the light filling under details in a play not acted out on stage, but told through dialogues, firm substrate to protect is specially fiberglass or the resin that thickness can be curling in 1.5 millimeter,, the above layer is precipitation or laminating successively.
Disclosed the utility model preferred embodiment is just for helping to set forth the utility model above.Preferred embodiment does not have all details of detailed descriptionthe, and also not limiting this utility model is only described embodiment.Obviously, according to the content of this instructions, can make many modifications and variations.These embodiment are chosen and specifically described to this instructions, is in order to explain better principle of the present utility model and practical application, thereby under making, technical field technician can understand and utilize the utility model well.The utility model is only subject to the restriction of claims and four corner and equivalent.
Claims (8)
1. a positive light projector is learned hard curtain, it is characterized in that, comprise at least seven kinds of different optical textures that replace projection paint and projection filter film: be specifically followed successively by: in order to increase projection ray's percent of pass and prevent screen scratch transmission increasing protective layer, to surround lighting effectively filter and suppress to make the impregnable surround lighting inhibition layer of environment high light hypograph effect, play selective filter from filter layer, the principal reflection array being formed by tens million of micro-reflective arrays of the light beam effect of specific direction projector, for reflective array, permeate the substrate light pervious course of light transition; Unique light filling function, its infiltration light reflect the smooth solid power layer of becoming owner of the substrate light filling layer of array body, firm substrate protection again, and the above layer is precipitation or laminating successively.
2. a kind of positive light projector as claimed in claim 1 is learned hard curtain, it is characterized in that the ultra-thin transparent polystyrene that transmission increasing protective layer is high rigidity.
3. a kind of positive light projector as claimed in claim 1 is learned hard curtain, it is characterized in that, surround lighting inhibition layer contains a kind of zigzag grating hole.
4. a kind of positive light projector as claimed in claim 1 is learned hard curtain, it is characterized in that, filter layer is gray out.
5. a kind of positive light projector as claimed in claim 1 is learned hard curtain, it is characterized in that, the principal reflection array being comprised of tens million of micro-reflective arrays is every square metre of water droplet filter of ten million nearly.
6. a kind of positive light projector as claimed in claim 1 is learned hard curtain, it is characterized in that, it is only rounded vinyl acetate between 0.5～5 μ m that substrate light pervious course is specially radius, and vinyl acetate is transparence, has each other very strong pulling force with transition, to penetrate the light of reflective array.
7. a kind of positive light projector as claimed in claim 1 is learned hard curtain, it is characterized in that, substrate light filling layer is specially the glass fibre of ater.
8. a kind of positive light projector as claimed in claim 1 is learned hard curtain, it is characterized in that, the smooth solid power layer of substrate protection be can be curling fiberglass or resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320514238.7U CN203535376U (en) | 2013-08-22 | 2013-08-22 | Optical front projection hard screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320514238.7U CN203535376U (en) | 2013-08-22 | 2013-08-22 | Optical front projection hard screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203535376U true CN203535376U (en) | 2014-04-09 |
Family
ID=50421567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320514238.7U Expired - Lifetime CN203535376U (en) | 2013-08-22 | 2013-08-22 | Optical front projection hard screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203535376U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104090459A (en) * | 2014-06-20 | 2014-10-08 | 江苏红叶视听器材股份有限公司 | Grey micro-bead projection screen and manufacturing method thereof |
| CN104267571A (en) * | 2014-10-22 | 2015-01-07 | 张家港康得新光电材料有限公司 | Projection curtain and projection system with same |
| CN105469653A (en) * | 2016-01-12 | 2016-04-06 | 四川文轩教育科技有限公司 | Multimedia teaching system |
| CN105527790A (en) * | 2016-03-15 | 2016-04-27 | 江苏威赛尼显示技术有限公司 | Orthographic projection screen and production method of screen body thereof |
| CN110568711A (en) * | 2019-09-03 | 2019-12-13 | 天津保创印刷材料有限公司 | Anti-scraping black grid screen |
| US10921492B2 (en) | 2018-01-09 | 2021-02-16 | Corning Incorporated | Coated articles with light-altering features and methods for the production thereof |
| US11940593B2 (en) | 2020-07-09 | 2024-03-26 | Corning Incorporated | Display articles with diffractive, antiglare surfaces and methods of making the same |
| US12195384B2 (en) | 2013-05-07 | 2025-01-14 | Corning Incorporated | Scratch-resistant laminates with retained optical properties |
-
2013
- 2013-08-22 CN CN201320514238.7U patent/CN203535376U/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12195384B2 (en) | 2013-05-07 | 2025-01-14 | Corning Incorporated | Scratch-resistant laminates with retained optical properties |
| CN104090459A (en) * | 2014-06-20 | 2014-10-08 | 江苏红叶视听器材股份有限公司 | Grey micro-bead projection screen and manufacturing method thereof |
| CN104267571A (en) * | 2014-10-22 | 2015-01-07 | 张家港康得新光电材料有限公司 | Projection curtain and projection system with same |
| CN105469653A (en) * | 2016-01-12 | 2016-04-06 | 四川文轩教育科技有限公司 | Multimedia teaching system |
| CN105527790B (en) * | 2016-03-15 | 2017-09-05 | 江苏威赛尼显示技术有限公司 | The preparation method of front projection screen proscenia and its screen body |
| CN105527790A (en) * | 2016-03-15 | 2016-04-27 | 江苏威赛尼显示技术有限公司 | Orthographic projection screen and production method of screen body thereof |
| US10921492B2 (en) | 2018-01-09 | 2021-02-16 | Corning Incorporated | Coated articles with light-altering features and methods for the production thereof |
| US12019209B2 (en) | 2018-01-09 | 2024-06-25 | Corning Incorporated | Coated articles with light-altering features and methods for the production thereof |
| CN110568711A (en) * | 2019-09-03 | 2019-12-13 | 天津保创印刷材料有限公司 | Anti-scraping black grid screen |
| US11940593B2 (en) | 2020-07-09 | 2024-03-26 | Corning Incorporated | Display articles with diffractive, antiglare surfaces and methods of making the same |
| US11971519B2 (en) | 2020-07-09 | 2024-04-30 | Corning Incorporated | Display articles with antiglare surfaces and thin, durable antireflection coatings |
| US11977206B2 (en) | 2020-07-09 | 2024-05-07 | Corning Incorporated | Display articles with diffractive, antiglare surfaces and thin, durable antireflection coatings |
| US12147009B2 (en) | 2020-07-09 | 2024-11-19 | Corning Incorporated | Textured region to reduce specular reflectance including a low refractive index substrate with higher elevated surfaces and lower elevated surfaces and a high refractive index material disposed on the lower elevated surfaces |
| US12352924B2 (en) | 2020-07-09 | 2025-07-08 | Corning Incorporated | Display articles with diffractive, antiglare surfaces and methods of making the same |
| US12360290B2 (en) | 2020-07-09 | 2025-07-15 | Corning Incorporated | Display articles with antiglare surfaces and thin, durable antireflection coatings |
| US12386101B2 (en) | 2020-07-09 | 2025-08-12 | Corning Incorporated | Textured region of a substrate to reduce specular reflectance incorporating surface features with an elliptical perimeter or segments thereof, and method of making the same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160309 Address after: 213333 No. 105 Tianmu Road, Tianmu Town, Jiangsu, Liyang Patentee after: JIANGSU VISIONIC DISPLAY TECHNOLOGY Co.,Ltd. Address before: P.O. Box 957, Off Shore Company centre, Luther islands, England, Great Britain Islands Patentee before: VISIONIC TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200720 Address after: Room 4-568, building 2, Chuangye building, 66 Yuanshi Road, Ningbo hi tech Zone, Ningbo, Zhejiang Province Patentee after: Zhejiang weseni Technology Co.,Ltd. Address before: 213333 No. 105 Tianmu Road, Tianmu Town, Jiangsu, Liyang Patentee before: JIANGSU VISIONIC DISPLAY TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140409 |