CN110456606A - Can multi-angle projection imaging projection screen - Google Patents
Can multi-angle projection imaging projection screen Download PDFInfo
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- CN110456606A CN110456606A CN201810429646.XA CN201810429646A CN110456606A CN 110456606 A CN110456606 A CN 110456606A CN 201810429646 A CN201810429646 A CN 201810429646A CN 110456606 A CN110456606 A CN 110456606A
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- projection
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- plane
- projection screen
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- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Overhead Projectors And Projection Screens (AREA)
Abstract
The disclosure relate to it is a kind of can multi-angle projection imaging projection screen, include a basement membrane and a dope layer.The basement membrane includes the tooth-like part of a body layer and multiple connection body layers, the outer profile of each tooth-like part includes at least one first plane and at least one second plane, first plane has different angles of reflection from the second plane, to provide the projection imaging of multi-angle；The dope layer includes the reflecting layer of an outer profile for being set to multiple tooth-like parts and one is set to light-absorption layer on reflecting layer, wherein sees it with projection orientation, dope layer is positioned at the rear of basement membrane.To, the disclosure in addition to can possess provided under the ability for resisting environment light can multi-angle projection imaging projection screen, while can avoid the dope layer in use by artificial contact wear, extend service life.
Description
Technical field
The disclosure is directed to it is a kind of can multi-angle projection imaging projection screen, it is espespecially a kind of suitable for environment resistant light can
The projection screen of multi-angle projection imaging.
Background technique
In the prior art, past attempts, which are developed, a still can make projector thereon under normal illumination environment
Image the projection screen of high contrast and in bright gay color effect is presented, referring to Fig. 6, being the side view of existing projection screen.As in
The projection screen of Gao Xiandu disclosed by state's Taiwan Patent case the M374077U1st has an optical film layer 92, the optical film
Layer 92 includes one with the extinction face 921 of light-absorption layer 922 and an acting surface 923 with reflecting layer 924.Wherein, extinction
Layer 922, which absorbs, blocks environment light, and increases the reflecting effect of projection image with reflecting layer, to improve image brilliance and uniformly
Property, and allow spectators that can clearly watch the image of projection.
However, the prior art is to propose the shielding of high ambient light, therefore most projection angle is sacrificed, that is, existing
There is technology to be only capable of placing a projection arrangement 95 on single projecting direction, the projection angle can not be changed.In addition, existing skill
Reflecting layer 924 and light-absorption layer 922 in art are exposed to the screen surface of optical film layer 92, therefore are subject in use artificial
Contact wear, the service life of projection screen will be greatly decreased.
Invention popularity because in this, this in the spirit actively invented, urgently think it is a kind of can solve the above problem can multi-angle
The projection screen of projection imaging, several times research experiment is eventually to the completion disclosure.
Disclosure
The main purpose of the disclosure be provide it is a kind of can multi-angle projection imaging projection screen, possess in addition to sustainable
Outside the ability for resisting environment light, by the basement membrane and dope layer after improvement, the projection screen of the disclosure can multi-angle projection at
Picture, while can avoid the dope layer in use by artificial contact wear, extend service life.
To reach above-mentioned purpose, the disclosure can multi-angle projection imaging projection screen, include a basement membrane and a coating
Layer.The basement membrane includes the tooth-like part of a body layer and multiple connection body layers, and the outer profile of each tooth-like part includes at least
One first plane and at least one second plane, first plane has different angles of reflection from the second plane, more to provide
The projection imaging of angle；The dope layer includes a reflecting layer and a light-absorption layer, which is set to the outer of multiple tooth-like parts
On the reflecting layer of profile, projection image's light is reflexed to user, and light-absorption layer is then set on the reflecting layer, to
Environment light is blocked in absorption.
Wherein, the dope layer of the disclosure has a structure feature, if being to see it with projection orientation, the dope layer
It is positioned at the rear of basement membrane, that is, user can not touch dope layer in membrane surface easily, therefore can effectively avoid makes
With by artificial contact wear, extend service life.
The outer profile of above-mentioned tooth-like part can further include a diffusion layer with surface optical micro-structure, which can be through
As made by chemical wet etch or physics dry-etching, the optical microstructure faces sheet after processed can allow light to reach special
Determine angle diffusion effect, reflex to projection image's light of each angle can smoothly in the vision of user.
Above-mentioned reflecting layer can be the high reflective material of aluminium, silver, chromium, nickel or tin；Above-mentioned light-absorption layer may include black pigment and
Resin.To, projection image's light loyalty can be reflexed to user by above-mentioned high reflective material by reflecting layer, and by black
The materials such as pigment and resin are formed by light-absorption layer and can obstruct environment light absorption, can not be reflexed to user.
Above-mentioned projection orientation may include having first throwing that user is reflexed to for the reflecting layer of at least one first plane
Shadow orientation and one reflex to user for the reflecting layer of at least one second plane the second projection orientation.To user
The incoming position that image projecting light can be determined according to the slope and incidence angle of the first plane and the relationship of angle of reflection, alternatively, shadow
As projection ray can be projected by horizontal direction, the reflecting layer through at least one second plane reflexes to user.
Above-mentioned basement membrane can be an overlay.To, the dope layer of the disclosure can be set to the rear of basement membrane, and
Make image projecting light that can penetrate basement membrane back and forth in reflection front and back, achievees the effect that catoptric imaging.
Outlined above with next be described in detail be exemplary in nature is special in order to further illustrate the application of the disclosure
Sharp range.And the other objects and advantages in relation to the disclosure, it will be illustrated in subsequent explanation with diagram.
Detailed description of the invention
Fig. 1 be the first embodiment of the present disclosure can multi-angle projection imaging projection screen side view.
Fig. 2A, Fig. 2 B and Fig. 2 C be the first embodiment of the present disclosure can multi-angle projection imaging projection screen production stream
Cheng Tu.
Fig. 3 be the second embodiment of the present disclosure can multi-angle projection imaging projection screen side view.
Fig. 4 be the second embodiment of the present disclosure can multi-angle projection imaging projection screen the first projection orientation signal
Figure.
Fig. 5 be the second embodiment of the present disclosure can multi-angle projection imaging projection screen the second projection orientation signal
Figure.
Fig. 6 is the side view of existing projection screen.
[symbol description]
1,1 ' projection screen, 2,2 ' basement membrane
20 mold, 21,21 ' body layer
22,22 ' first plane of tooth-like part 22a, 22a '
3,3 ' dope layer of 22b, 22b ' second plane
31,31 ' reflecting layer, 32,32 ' light-absorption layer
4,4 ' diffusion layer, 5 projection arrangement
92 optical film layer, 921 extinction face
922 light-absorption layer, 923 acting surface
924 reflecting layer, 95 projection arrangement
D1 the first projection orientation the second projection orientation of D2
Specific embodiment
Referring to Fig. 1, be the first embodiment of the present disclosure can multi-angle projection imaging projection screen side view.In figure
Show it is a kind of can multi-angle projection imaging projection screen 1, mainly include a basement membrane 2 and a dope layer 3, in the present embodiment,
Basement membrane 2 is an overlay, can be that (acrylonitrile-butadiene-styrene (ABS) is total for polymer PET, polycarbonate membrane or ABS adipose membrane
Polymers) etc. materials, include a body layer 21 and it is multiple connect the body layer 21 tooth-like part 22, the present embodiment include four teeth
Shape portion 22, can according to body layer 21 Form Factor and be adjusted, be not limited with the number.Wherein, the disclosure
The outer profile of each tooth-like part 22 includes 2 first plane 22a and one second plane 22b, to provide the reflecting surface of multi-angle
With extinction face, be conducive to light transmitting and projection imaging, and the quantitative proportion relationship of the first plane 22a and the second plane 22b also because
Different designs and it is different, therefore be not limited with the number.In addition, the outer profile of the tooth-like part 22, which further includes one, has surface optical
The diffusion layer 4 of micro-structure, can be via the coarse table made by chemical wet etch or physics dry-etching, after processed
Face can allow light to reach diffusion effect, reflex to projection image's light of each angle can smoothly in the vision of user.
Furthermore dope layer 3 include a reflecting layer 31 and a light-absorption layer 32, in the present embodiment, the reflecting layer 31 be aluminium,
The high reflective materials such as silver, chromium, nickel or tin are set on diffusion layer 4, have preferable light reflectivity, therefore can be by projection image
Light loyalty reflexes to user, achievees the effect that projection imaging.On the other hand, which be mixed by black pigment
Resin forms, and is that black pigment is mixed into acrylic resin in the present embodiment, it is made to have good suction brightness, thus
Environment light absorption is obstructed, user can not be reflexed to, therefore the disclosure can be thrown in the case where not covering environment light
Shadow imaging.
Then, Fig. 2A, Fig. 2 B and Fig. 2 C are please referred to, be the first embodiment of the present disclosure can multi-angle projection imaging
Projection screen production flow diagram.As shown in Figure 2 A, firstly, mold 20 is defined with a diamond cutter or other cutting elements
The range of structures of tooth-like part 22 out, and determine the slope and quantity of the first plane 22a and the second plane 22b, complete mold 20
Preliminary production.It connects and the outer profile for being directed to tooth-like part 22 in a manner of yellow light lithographic is subjected to micro process, the present embodiment is
By chemical wet etch or physics dry-etching, the outer profile of tooth-like part 22 is portrayed as to have surface optical micro-structure
Diffusion layer 4, so that light be allowed to achieve the effect that diffusion.
Furthermore as shown in Figure 2 B, in order to obtain the first plane 22a and the second plane 22b moulding of above-mentioned tooth-like part 22,
Therefore the transparent resin of photocuring is inserted in above-mentioned mold 20, and thereon by the covering of body layer 21, and through excluding internal gas
And after being pressure bonded to suitable thickness, it is bonded the internal transparent resin filled sufficiently with mold 20, at this point, if irradiation one is specific
Polymerization reaction inside causing is formed a consolidated structures by the light of wavelength.Finally, as shown in Figure 2 C, saturating after photocuring
Ming tree rouge will be complete together with body layer 21 together break away from moulds 20 during its demoulding by the tooth-like part 22 for becoming basement membrane 2
At the production of 2 part of disclosure basement membrane.
As for the part of dope layer 3, reflecting layer 31 can be covered via vacuum evaporation, vacuum splashing and plating or in a manner of coating
In on the outer profile of tooth-like part 22, the complete part for coating the first plane 22a and the second plane 22b, can allow projection image's light
Line can verily reflex to user；Finally, light-absorption layer 32 is then covered on reflecting layer 31 in a manner of coating, in structure
Outermost layer is absorbed from extraneous environment light, makes projection screen 1 that can carry out projection imaging in the case where not covering environment light.
Referring to Fig. 3, be the second embodiment of the present disclosure can multi-angle projection imaging projection screen side view.In figure
Show it is another can multi-angle projection imaging projection screen 1 ', be identical with the first embodiment in basic structure, mainly include
There are a basement membrane 2 ' and a dope layer 3 ', basement membrane 2 ' includes a body layer 21 ' and multiple tooth-like parts for connecting the body layer 21 '
22 ', the present embodiment be include four tooth-like parts 22 ', can according to body layer 21 ' Form Factor and be adjusted, not with described
Number is limited.Wherein, the outer profile of each tooth-like part 22 ' of the present embodiment includes 2 first plane 22a ' and one second plane
22b ' is conducive to light transmitting and projection imaging to provide reflecting surface and the extinction face of multi-angle.In addition, about dope layer 3 '
And the definition of diffusion layer 4 ' is also identical with the first embodiment, dope layer 3 ' includes a reflecting layer 31 ' and a light-absorption layer 32 ', and is expanded
Dissipating layer 4 ' is to form the rough surface with surface optical micro-structure via chemical wet etch or physics dry-etching.Only
Second embodiment is different in more optimized contour shape, wherein the angle of reflection of the first plane 22a ' be for
20 °, be in the range of falling within 15 °~25 ° of best angle, this will make the disclosure have superior drop shadow effect, make to be imaged
User's eyes can completely be mirrored.
Please refer to Fig. 4 and Fig. 5, be respectively the second embodiment of the present disclosure can multi-angle projection imaging projection screen
The schematic diagram of first projection orientation and the second projection orientation.As shown in figure 4, when projection arrangement 5 is located at first projection orientation
When on D1, the image projecting light from projection arrangement 5 is mainly to be reflected by the reflecting layer 31 ' of the first plane 22a '.Cause
This, slope and incidence angle and the relationship of angle of reflection according to the first plane 22a ' are determined image by the first projection orientation D1
The incoming position of projection ray.Furthermore even if the first plane 22a ' is arranged in a manner of negative slope, as long as at this time by first
The top of user's sight is moved on projection orientation D1, is not limited with the pattern in schema.
As shown in figure 5, when projection arrangement 5 is located on the second projection orientation D2, the image from projection arrangement 5
Projection ray is mainly to be reflected by the reflecting layer 31 ' of the second plane 22b '.Therefore, the image projecting light of projection arrangement 5
It can be projected by horizontal direction, the reflecting layer 31 ' through the second plane 22b ' reflexes to user, reaches the effect of projection imaging
Fruit.
Wherein, no matter which kind of above-mentioned projection orientation be located at, the dope layer 3,3 ' is respectively positioned on the rear of basement membrane 2,2 '.From
And can effectively avoid the dope layer by above-mentioned design in use by artificial contact wear, extend service life.
It is only for the sake of illustration for above-described embodiment, and the interest field that the disclosure is advocated is from Ying Yishen
Subject to please be described in the scope of the patents, not just the above examples.
Claims (8)
1. one kind can multi-angle projection imaging projection screen, include:
One basement membrane, including a body layer and multiple tooth-like parts for connecting the body layer, the outer profile of each tooth-like part includes extremely
Few one first plane and at least one second plane, wherein first plane has different angles of reflection from second plane；And
One dope layer, the reflecting layer for the outer profile for being set to multiple tooth-like part including one and one is set to suction on the reflecting layer
Photosphere, wherein it is seen with projection orientation, which is the rear positioned at the basement membrane, is connect with to avoid using by artificial
Touching abrasion.
2. as claimed in claim 1 can multi-angle projection imaging projection screen, wherein the outer profile of the tooth-like part, which further includes one, to be had
The diffusion layer of surface optical micro-structure, to allow light to achieve the effect that diffusion.
3. as claimed in claim 2 can multi-angle projection imaging projection screen, wherein the diffusion layer be via chemical wet etch or
Made by physics dry-etching.
4. as claimed in claim 1 can multi-angle projection imaging projection screen, wherein the reflecting layer is aluminium, silver, chromium, nickel or tin
High reflective material.
5. as claimed in claim 1 can multi-angle projection imaging projection screen, wherein the light-absorption layer includes black pigment and resin.
6. as claimed in claim 1 can multi-angle projection imaging projection screen, wherein the projection orientation include one for this at least
The reflecting layer of one first plane reflexes to the first projection orientation and being somebody's turn to do at least one second plane of user
Reflecting layer reflexes to the second projection orientation of user.
7. as claimed in claim 1 can multi-angle projection imaging projection screen, wherein the basement membrane be an overlay.
8. as claimed in claim 1 can multi-angle projection imaging projection screen, wherein the best angle of the angle of reflection of first plane
Range falls within 15 °~25 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810429646.XA CN110456606A (en) | 2018-05-07 | 2018-05-07 | Can multi-angle projection imaging projection screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810429646.XA CN110456606A (en) | 2018-05-07 | 2018-05-07 | Can multi-angle projection imaging projection screen |
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| Publication Number | Publication Date |
|---|---|
| CN110456606A true CN110456606A (en) | 2019-11-15 |
Family
ID=68472195
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810429646.XA Pending CN110456606A (en) | 2018-05-07 | 2018-05-07 | Can multi-angle projection imaging projection screen |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111338174A (en) * | 2020-04-09 | 2020-06-26 | 江苏慧智新材料科技有限公司 | High-contrast scratch-resistant projection screen for laser projection and manufacturing method thereof |
| CN112631063A (en) * | 2021-02-25 | 2021-04-09 | 深圳市光科数字科技有限公司 | Optical imaging film and preparation process thereof |
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| US20080094705A1 (en) * | 2006-10-19 | 2008-04-24 | Hewlett-Packard Development Company Lp | Screen |
| US20080297895A1 (en) * | 2007-06-01 | 2008-12-04 | Kazuhiro Fujita | Reflective screen and display system |
| CN102164296A (en) * | 2011-06-16 | 2011-08-24 | 上海大学 | System and method for full-angular parallax stereoscopic imaging based on single DLP (digital light processing) projection |
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2018
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| US20080094705A1 (en) * | 2006-10-19 | 2008-04-24 | Hewlett-Packard Development Company Lp | Screen |
| US20080297895A1 (en) * | 2007-06-01 | 2008-12-04 | Kazuhiro Fujita | Reflective screen and display system |
| GB2482051A (en) * | 2010-07-12 | 2012-01-18 | Hae-Yong Choi | Reflective projection screen having multi incident angle |
| CN102164296A (en) * | 2011-06-16 | 2011-08-24 | 上海大学 | System and method for full-angular parallax stereoscopic imaging based on single DLP (digital light processing) projection |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111338174A (en) * | 2020-04-09 | 2020-06-26 | 江苏慧智新材料科技有限公司 | High-contrast scratch-resistant projection screen for laser projection and manufacturing method thereof |
| CN111338174B (en) * | 2020-04-09 | 2021-04-16 | 江苏慧智新材料科技有限公司 | High-contrast scratch-resistant projection screen for laser projection and manufacturing method thereof |
| CN112631063A (en) * | 2021-02-25 | 2021-04-09 | 深圳市光科数字科技有限公司 | Optical imaging film and preparation process thereof |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20191115 |
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| WD01 | Invention patent application deemed withdrawn after publication |