CN114706232A - Visual immersion type stereoscopic projection device - Google Patents
Visual immersion type stereoscopic projection device Download PDFInfo
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- CN114706232A CN114706232A CN202210410225.9A CN202210410225A CN114706232A CN 114706232 A CN114706232 A CN 114706232A CN 202210410225 A CN202210410225 A CN 202210410225A CN 114706232 A CN114706232 A CN 114706232A
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- curtain
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- 238000007654 immersion Methods 0.000 title claims abstract description 20
- 230000000007 visual effect Effects 0.000 title claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 10
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000005341 toughened glass Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
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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
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F19/00—Advertising or display means not otherwise provided for
- G09F19/12—Advertising or display means not otherwise provided for using special optical effects
- G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds
Abstract
The application relates to the field of immersive projection, in particular to a visual immersive stereo projection device, which comprises projection equipment, a curtain structure and a supporting structure for supporting the curtain structure, wherein a walking platform for an experiencer to walk is mounted on the supporting structure, the walking platform comprises a transparent supporting plate and a supporting frame for bearing the supporting plate, and the supporting frame is fixed with the supporting structure; the curtain structure is including setting up the second curtain, a plurality of third curtain of setting in walking platform side below the walking platform, the third curtain is arranged around the walking platform in order to enclose into one and supply the experience person to immerse and experience the space, projection equipment from walking platform below direction second curtain projection and from walking platform upward direction third curtain projection. The method and the device have the advantages that in the reduction of immersion type projection, the human body shelters from a projection picture and forms a black shadow phenomenon on the ground.
Description
Technical Field
The invention relates to the field of immersive projection, in particular to a visual immersive stereo projection device.
Background
The realization of immersive projection needs to provide a cubic projection display space with the size of a room, each surface in the room is projected by using a projection device to obtain a three-dimensional experience space, and various special effects are created by the projection device, so that an experiencer entering the room is personally on the scene. In order to enhance the effect of the projection, a projection screen is placed on the side panels and ceiling of the room.
In the related art, the projection screen is generally divided into a reflective type for front projection and a transmissive type for rear projection, and a projection device of the transmissive projection screen is disposed behind the projection screen and the reflective projection device is disposed in front of the projection screen. In order to reduce the shielding of the human body on the picture, the wall surface and the ceiling adopt a reflective projection curtain, and the ground needs to bear the weight of the human body, so that when the ground is projected, the projection equipment needs to be hung at the top of a room and directly projected to the ground.
For the related technologies, the inventor thinks that there is a defect that when the user walks on the ground while projecting toward the ground, the user may block the projected image and form a shadow on the ground, which reduces the user's experience.
Disclosure of Invention
In order to reduce the phenomenon that a human body shields a projection picture and forms a black shadow on the ground, the application provides a visual immersion type stereoscopic projection device.
The application provides a visual immersion type stereoscopic projection device adopts following technical scheme:
a visual immersion type stereoscopic projection device comprises projection equipment, a curtain structure and a supporting structure for supporting the curtain structure, wherein a walking platform for an experiencer to walk is mounted on the supporting structure, the walking platform comprises a transparent supporting plate and a supporting frame for bearing the supporting plate, and the supporting frame is fixed with the supporting structure; the curtain structure is including setting up the second curtain, a plurality of third curtain of setting in walking platform side below the walking platform, the third curtain is arranged around the walking platform in order to enclose into a space that supplies the experience person to immerse the experience, projection equipment from walking platform below direction second curtain projection and from walking platform upward direction third curtain projection.
Through adopting above-mentioned technical scheme, projection equipment is from the top third curtain projection of walking platform, in order to form the space of experience around experiencer, the experiencer walks on the platform of walking, projection equipment is from walking the second curtain projection of platform below, in order to be formed with the donor experiencer and immerse the experience picture at the second curtain of experiencer's underfoot, because projection equipment is at the projection of experiencer's underfoot, compare in the projection of autoverizer's top of the head, the human sheltering from to the projection picture of experiencer has been reduced, in order to reach the phenomenon that reduces the appearance shadow appears under the experiencer's underfoot, the sense of immersing of experiencer has been strengthened, simultaneously because the experiencer does not stand by the projected on the surface, the stained phenomenon that appears by the projection surface has been reduced, the projected quality has been improved.
Preferably, the projection device comprises a second projector and a third projector, the second curtain and the third curtain are both arranged to be transmissive, the second projector is arranged behind the second curtain, and the third projector is arranged behind the third curtain.
By adopting the technical scheme and adopting the rear projection mode, compared with a front projection mode, the shielding of a human body on a projection picture is reduced, and the immersion of an experiencer is enhanced.
Preferably, the rear of curtain structure is provided with reflection configuration, reflection configuration includes the second reflection screen, the slope of second reflection screen sets up, the third projecting apparatus sets up between second reflection screen and third curtain, the projection direction of third projecting apparatus sets up towards the second reflection screen, the reflection direction of second reflection screen sets up behind one's back towards the third curtain.
By adopting the technical scheme, when the projection equipment performs projection, the projection equipment and a projected plane need an interval of 3-5 meters, and the distance between the projection equipment and the curtain structure is shortened by arranging the first reflecting screen and the second reflecting screen so as to reduce the volume of an installation space between the curtain structure and a projection room.
Preferably, the projection apparatus includes a second projector provided as a reflection type projection curtain and a third projector provided as a transmission type projection curtain, the second projector being provided in front of the second curtain and the third projector being provided behind the third curtain.
Through adopting above-mentioned technical scheme, the second projecting apparatus sets up in the place ahead of second curtain, and the second curtain sets up to reflection-type projection curtain, has reduced bearing structure's height, has reduced the shared space of bearing structure, and the third curtain sets up to transmission-type projection curtain, and the third projecting apparatus setting has reduced the human phenomenon that shelters from to the side direction projection picture appearance at the rear of third curtain, is favorable to experiencing person's immersive experience.
Preferably, the curtain structure still includes the fourth curtain, the vertical setting of fourth curtain is in walking platform's below, projection equipment still includes the fourth projecting apparatus that is used for towards the projection of fourth curtain.
Through adopting above-mentioned technical scheme, the picture of walking platform below has been richened in the setting of fourth curtain, makes the second curtain of walking platform below also be provided with the projection picture around, has further improved experience person's sense of immersing.
Preferably, the fourth projector is disposed behind a fourth curtain provided as a transmissive projection curtain.
Through adopting above-mentioned technical scheme, compare in installing the place ahead at the fourth curtain with the fourth projecting apparatus, reduce to appear that fourth projection equipment shelters from the phenomenon that experience person watches the second curtain picture under the foot, be favorable to experience person's immersive experience.
Preferably, the projection equipment comprises a primary projector arranged above the walking platform and a secondary projector arranged below the walking platform, and the primary projector is hung on the supporting structure and is arranged in front of the second curtain; the second grade projecting apparatus hoist and mount are on the support frame, second curtain and fourth curtain the place ahead are arranged in to the second grade projecting apparatus, at least one in the second grade projecting apparatus is towards the projection of fourth curtain, at least one in the second grade projecting apparatus is towards the projection of second curtain, second curtain and fourth curtain are reflective projection curtain.
Through adopting above-mentioned technical scheme, all adopt the form of just throwing to carry out the projection in walking platform's top and below to reduce the space that this application projection arrangement occupy, be fit for the less installation environment in some spaces.
Preferably, the first-stage projector and the second-stage projector are both projectors with a picture shift function.
By adopting the technical scheme, the phenomenon that projection picture light rays are mutually influenced between the first-stage projectors and between the second-stage projectors is reduced.
Drawings
Fig. 1 is a schematic view of an overall structure of a visual immersion type stereoscopic projection apparatus according to embodiment 1 of the present application.
Fig. 2 is a schematic cross-sectional view of a visual immersion type stereoscopic projection apparatus according to embodiment 1 of the present application.
Fig. 3 is a schematic structural diagram illustrating a curtain structure and a walking platform in a visual immersion type stereoscopic projection apparatus according to embodiment 1 of the present application.
Fig. 4 is a schematic cross-sectional view of a visual immersion type stereoscopic projection apparatus according to embodiment 2 of the present application.
Fig. 5 is a schematic plan view of a screen structure and a projection apparatus of a visual immersion type stereoscopic projection apparatus according to embodiment 3 of the present application.
Reference numerals:
1. a projection room; 10. a ceiling; 11. a floor; 12. a side plate; 13. a passage port; 2. a projection device; 20. a first projector; 21. a second projector; 22. a third projector; 23. a fourth projector; 24. a first-level projector; 25. a secondary projector; 26. mounting a plate; 3. a curtain structure; 30. a first curtain; 31. a second curtain; 32. a third curtain; 33. a fourth curtain; 4. a support structure; 5. a walking platform; 50. a support frame; 51. a support plate; 6. an installation space; 7. a reflective structure; 70. a first reflective screen; 71. a second reflective screen; 80. a boom; 81. and a push rod.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
Example 1: the embodiment of the application discloses visual immersion type stereoscopic projection device, refer to fig. 1 and 2, visual immersion type stereoscopic projection device includes projection room 1, projection equipment 2, curtain structure 3, bearing structure 4 and walking platform 5, is provided with installation space 6 between curtain structure 3 and the projection room 1, and bearing structure 4 installs and installs in installation space 6, and curtain structure 3 installs on bearing structure 4.
Referring to fig. 1 and 2, the projection room 1 includes a ceiling 10, a floor 11 and four side plates 12, one of the side plates 12 is provided with a passage opening 13 for an experiencer to enter, and on the supporting structure 4 of the walking platform 5, the supporting structure 4 is arranged as a steel structure frame body. Walking platform 5 includes the backup pad 51 of support frame 50 and transparent material, and this application backup pad 51 sets up to super white toughened glass, and support frame 50 sets up to steel material, and support frame 50 welds with bearing structure 4, and backup pad 51 is arranged in on support frame 50 and backup pad 51 and support frame 50 bond.
Referring to fig. 2 and 3, the curtain structure 3 includes a first curtain 30, a second curtain 31, a third curtain 32 and a fourth curtain 33 adhered to the support structure 4, the first curtain 30 is horizontally disposed on the side of the support structure 4 close to the ceiling 10, the second curtain 31 is horizontally disposed on the side of the support structure 4 close to the floor 11, the number of the third curtains 32 is three, the third curtains 32 are respectively vertically installed on the sides of the support structure 4 close to the three side plates 12 without the passage openings 13, the third curtain 32 is disposed between the walking platform 5 and the first curtain 30, and the third curtains 32 are vertically arranged around the walking platform 5 to form an immersion experience space for the experiencers. The fourth curtain 33 sets up to four, and on the fourth curtain 33 installation curb plate 12 and arrange in between walking platform 5 and the second curtain 31, and at the third curtain 32 of the same one side of bearing structure 4 and the internal surface parallel and level of fourth curtain 33, the border of third curtain 32 bottom sets up with the upper surface parallel and level of walking platform 5, and the border at the top of fourth curtain 33 sets up with the lower surface parallel and level of walking platform 5.
The first curtain 30, the second curtain 31, the third curtain 32 and the fourth curtain 33 are all transmissive projection curtains.
Referring to fig. 2, the projection apparatus 2 includes a first projector 20, a second projector 21, a third projector 22, and a fourth projector 23, the first projector 20 is installed on the ceiling 10, a projection direction of the first projector 20 faces the first curtain 30, the second projector 21 is installed on the bottom floor 11, a projection direction of the second projector 21 faces the second curtain 31, the third projector 22 and the fourth projector 23 are installed on the side panel 12, and the side panel 12 not provided with the passage opening 13 is provided with the third projector 22 and the fourth projector 23, a projection screen of the third projector 22 is placed on the third curtain 32, a projection screen of the fourth projector 23 is placed on the fourth curtain 33, and only the fourth projector 23 is provided on the side panel 12 provided with the passage opening 13.
Wherein, be provided with mounting panel 26 on the floor 11, mounting panel 26 passes through expansion bolts to be installed on floor 11, and second projector 21 passes through the bolt fastening with mounting panel 26, and is specific, has seted up the through-hole on the shell of second projector 21, has seted up the screw hole on the mounting panel 26, makes the bolt pass through-hole and screw hole, bolt and mounting panel 26 threaded connection to fix second projector 21 on floor 11. The first projector 20, the third projector 22 and the fourth projector 23 are mounted in the same manner as the second projector 21, and therefore, the detailed description thereof is omitted.
The implementation principle of the visual immersion type stereoscopic projection device in the embodiment of the application is as follows: the experiencer moves to the upper part of the walking platform 5 through the channel opening 13, and the picture projected on the curtain structure 3 by the projection equipment 2 creates an immersive viewing environment for the experiencer. Walking platform 5 bears experience person's weight, and second curtain 31 sets up in walking platform 5's below, and second projecting apparatus 21 carries out the picture behind one's back from second curtain 31 and puts in, and experience person can see the picture on second curtain 31 and the fourth curtain 33 through transparent backup pad 51, has reduced the phenomenon that the human body sheltered from the projection picture that appears, has strengthened experience person's the sense of immersing.
Embodiment 2-a visual immersion type stereoscopic projection apparatus, referring to fig. 4, the projection apparatus of this embodiment has the same structure as the projection apparatus of embodiment 1, except that,
in this embodiment, a reflection structure 7 is disposed in the installation space 6 between the projection room 1 and the curtain structure 3, the reflection structure 7 is used for reducing the distance between the projection room 1 and the curtain structure 3, the reflection structure 7 is installed on the support structure 4, the reflection structure 7 includes a first reflection screen 70 and a second reflection screen 71, the first reflection screen 70 is disposed between the first curtain 30 and the ceiling 10, and the second reflection screen 71 is installed between the side plate 12 and the third and fourth curtains 32 and 33. The first and second reflection screens 70 and 71 are each disposed obliquely.
The first curtain 30, the third curtain 32, and the fourth curtain 33 are configured as transmissive projection curtains.
The projection device 2 is installed on the support structure 4, the hanger rod 80 is welded to the shell of the third projector 22, the hanger rod 80 is welded to the support structure 4, the projection direction of the third projector 22 faces the second reflection screen 71, and the inclination angle of the second reflection screen 71 is set according to actual working conditions, so that the projection picture of the third projector 22 is reflected to the third curtain 32 and the fourth curtain 33 from the second reflection screen 71.
The first projector 20 and the first reflective screen 70 are disposed on the top of the support structure 4 in the same manner, and the first reflective screen 70 reflects the picture projected by the first projector 20 onto the first screen 30.
In order to ensure the size and quality of the picture, when the projection device 2 performs projection, an interval of 3-5 meters is required between the projection device 2 and the projected plane, and the distance between the projection device 2 and the curtain structure 3 is shortened by the arrangement of the first reflection screen 70 and the second reflection screen 71, so that the volume of the installation space 6 between the curtain structure 3 and the projection room 1 is reduced.
The second projector 21 is welded on the support frame 50 through the hanger rod 80, the second projector 21 is arranged between the walking platform 5 and the second curtain 31, the second curtain 31 is selected as a reflective projection curtain, the second projector 21 is installed on the walking platform 5, and the size of the installation space 6 is further reduced.
The implementation principle of the visual immersion type stereoscopic projection device in the embodiment of the application is as follows: walking platform 5 bears experience person's weight, and second curtain 31 sets up in walking platform 5's below, and second projecting apparatus 21 carries out the picture from walking platform 5's below and puts in, and experience person can see the picture on second curtain 31 and the fourth curtain 33 through transparent backup pad 51, has reduced the phenomenon that the human body sheltered from the projection picture that appears.
Example 3, the following: referring to fig. 5, the projection apparatus of this embodiment has the same structure as the projection apparatus of embodiment 1, except that,
not set up first curtain 30 on ceiling 10, the top welding of bearing structure 4 has a plurality of ejector pins 81, ejector pin 81 and ceiling 10 butt, projecting apparatus 2 includes one-level projecting apparatus 24 and second grade projecting apparatus 25, one-level projecting apparatus 24 sets up to three and sets up in walking platform 5 top, second grade projecting apparatus 25 sets up to five and arranges walking platform 5 below in, all weld suspender 80 on one-level projecting apparatus 24 and the second grade projecting apparatus 25, suspender 80 on the one-level projecting apparatus 24 welds on ejector pin 81, suspender 80 on the second grade projecting apparatus 25 welds on support frame 50. The three primary projectors 24 project toward the three third curtains 32, respectively, the four secondary projectors 25 project toward the four fourth curtains 33, respectively, and the other secondary projector 25 projects toward the second curtain 31.
Wherein, the first-level projector 24 and the second-level projector 25 both use projectors with image shifting function to reduce the problem of mutual interference of projection light between the projection devices 2. The first curtain 30, the second curtain 31, the third curtain 32 and the fourth curtain 33 are all configured as reflective projection curtains.
By adopting the front projection mode, the distance between the projection device 2 and the curtain structure 3 is shortened, so that the volume of the installation space 6 between the curtain structure 3 and the projection room 1 is reduced.
The implementation principle of the visual immersion type stereoscopic projection device in the embodiment of the application is as follows: the experiencer moves to the upper part of the walking platform 5 through the channel opening 13, and the picture projected on the curtain structure 3 by the projection equipment 2 creates an immersive viewing environment for the experiencer. Walking platform 5 bears experience person's weight, and second curtain 31 sets up in walking platform 5's below, and second projecting apparatus 21 carries out the picture on second curtain 31 from walking platform 5 below and puts in, and experience person can see the picture on second curtain 31 and the fourth curtain 33 through transparent backup pad 51, has reduced the phenomenon that the human body shelters from the projection picture that appears.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A visual immersion type stereo projection device is characterized in that: the curtain structure comprises projection equipment (2), a curtain structure (3) and a supporting structure (4) used for supporting the curtain structure (3), wherein a walking platform (5) for an experiencer to walk is installed on the supporting structure (4), the walking platform (5) comprises a transparent supporting plate (51) and a supporting frame (50) used for bearing the supporting plate (51), and the supporting frame (50) is fixed with the supporting structure (4); curtain structure (3) are including setting up second curtain (31), a plurality of third curtain (32) of setting in walking platform (5) side in walking platform (5) below, third curtain (32) are arranged around walking platform (5) in order to enclose into the space that supplies the experience person to immerse the experience, projection equipment (2) from walking platform (5) direction second curtain (31) projection and from walking platform (5) upward direction third curtain (32) projection.
2. The immersive stereo projection device of claim 1, wherein: the projection device (2) comprises a second projector (21) and a third projector (22), the second curtain (31) and the third curtain (32) are both arranged into a transmission type projection curtain, the second projector (21) is arranged behind the second curtain (31), and the third projector (22) is arranged behind the third curtain (32).
3. The immersive stereoscopic projection device of claim 2, wherein: the rear of curtain structure (3) is provided with reflection configuration (7), reflection configuration (7) include second reflecting screen (71), second reflecting screen (71) slope sets up, third projecting apparatus (22) set up between second reflecting screen (71) and third curtain (32), the projection direction of third projecting apparatus (22) sets up towards second reflecting screen (71), the reflection direction of second reflecting screen (71) sets up behind one's back towards third curtain (32).
4. The immersive stereoscopic projection device of claim 1, wherein: the projection apparatus (2) includes a second projector (21) and a third projector (22), the second curtain (31) is provided as a reflection-type projection curtain, the third curtain (32) is provided as a transmission-type projection curtain, the second projector (21) is provided in front of the second curtain (31), and the third projector (22) is provided behind the third curtain (32).
5. The immersive stereoscopic projection device of any of claims 1-4, wherein: curtain structure (3) still include fourth curtain (33), the vertical below that sets up at walking platform (5) of fourth curtain (33), projection equipment (2) still include and are used for towards fourth curtain (33) projected fourth projecting apparatus (23).
6. The immersive stereoscopic projection device of claim 5, wherein: the fourth projector (23) is disposed behind a fourth curtain (33), and the fourth curtain (33) is disposed as a transmissive projection curtain.
7. The immersive stereoscopic projection device of claim 5, wherein: the projection equipment (2) comprises a primary projector (24) arranged above the walking platform (5) and a secondary projector (25) arranged below the walking platform (5), wherein the primary projector (24) is hung on the supporting structure (4) and is arranged in front of the second curtain (31); the second-stage projector (25) is hung on the supporting frame (50), the second-stage projector (25) is arranged in front of the second curtain (31) and the fourth curtain (33), at least one of the second-stage projector (25) projects towards the second curtain (31), and the second curtain (31) and the fourth curtain (33) are both reflective projection curtains.
8. The immersive stereoscopic projection device of claim 7, wherein: and the primary projector (24) and the secondary projector (25) both adopt projectors with a picture offset function.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210410225.9A CN114706232A (en) | 2022-04-19 | 2022-04-19 | Visual immersion type stereoscopic projection device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210410225.9A CN114706232A (en) | 2022-04-19 | 2022-04-19 | Visual immersion type stereoscopic projection device |
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| CN104516185A (en) * | 2014-12-18 | 2015-04-15 | 深圳华侨城文化旅游科技有限公司 | Suspending view experience system |
| US20160333597A1 (en) * | 2015-05-15 | 2016-11-17 | Vision 3 Experiential Llc | Immersive theater |
| CN205039917U (en) * | 2015-10-27 | 2016-02-17 | 山东金东数字科技有限公司 | Sea floor world analog system based on CAVE system |
| CN205644009U (en) * | 2016-05-27 | 2016-10-12 | 北京赢康科技开发有限公司 | Virtual reality display system based on projection |
| CN105867062A (en) * | 2016-05-27 | 2016-08-17 | 北京赢康科技开发有限公司 | Virtual reality display system based on projection |
| CN106028012A (en) * | 2016-07-12 | 2016-10-12 | 广州凡拓数字创意科技股份有限公司 | Immersive virtual reality screen projection system |
| CN206450953U (en) * | 2017-02-10 | 2017-08-29 | 上海风语筑展示股份有限公司 | CAVE formula display devices based on Projection Display |
| CN107071377A (en) * | 2017-05-12 | 2017-08-18 | 杭州隅千象科技有限公司 | Method, equipment, the system of short focus ring curtain output are realized based on multichannel ray machine |
| CN207099262U (en) * | 2017-05-12 | 2018-03-13 | 杭州一隅千象科技有限公司 | Projector equipment, the system of short focus ring curtain output are realized based on multichannel ray machine |
| CN107809628A (en) * | 2017-05-12 | 2018-03-16 | 杭州隅千象科技有限公司 | Projecting method, projecting apparatus and the optical projection system of multi-direction ring curtain all standing |
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| CN211043933U (en) * | 2019-12-31 | 2020-07-17 | 千度文化传媒(深圳)有限公司 | 720-degree spherical screen structure |
| CN211349296U (en) * | 2020-01-15 | 2020-08-25 | 青岛同创信息科技有限公司 | Interactive installation is caught in location based on CAVE projection |
| CN113577795A (en) * | 2020-04-30 | 2021-11-02 | 杭州临安零久文化传媒有限公司 | Stage visual space construction method |
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