CN102117578A - Sunk arc virtual reality display wall - Google Patents

Sunk arc virtual reality display wall Download PDF

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Publication number
CN102117578A
CN102117578A CN2010106129588A CN201010612958A CN102117578A CN 102117578 A CN102117578 A CN 102117578A CN 2010106129588 A CN2010106129588 A CN 2010106129588A CN 201010612958 A CN201010612958 A CN 201010612958A CN 102117578 A CN102117578 A CN 102117578A
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arc
display
flat
panel monitor
image
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CN102117578B (en
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白建荣
李洪林
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BEIJING FANGRUI BOSHI DIGITAL TECHNOLOGY CO., LTD.
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Beijing Tongfang Rainball Digital Technology Co Ltd
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Abstract

A sunk arc virtual reality display wall relates to the technical field of virtual reality display and comprises a flat-panel display, an arc image amplifying and guiding screen and a splicing frame, wherein an image of the flat-panel display is displaced to an arc image guiding screen by using the arc image amplifying and guiding screen and an arc image is displayed on the arc image guiding screen; after the curvature of the arc virtual reality display wall is determined, the curvature of a cambered surface of a display surface of the arc image amplifying and guiding screen is same with that of an arc simulation display wall; arc splicing units with completely same size and cambered surface curvature are formed by the flat-panel display and the arc image amplifying and guiding screen; and the arc splicing units with completely same size and shape are spliced to from the arc virtual reality display wall through a splicing framework. The sunk arc virtual reality display wall has the advantage that the three-dimensional effect of the vision can be realized.

Description

A kind of sunk arc virtual reality display wall
Technical field
The invention belongs to virtual reality display technique field, a kind of sunk arc virtual reality display wall particularly is provided,, purposes is very widely arranged in places such as operational commanding, analog simulation, gaming display, TV station, exhibition, large-scale common presentation.
Background technology
Three-dimensional object, nationality enters into the retinal surface of human eyes by the light of its reflection, just can know the existence and the shape of object.The principle of the basic skills of human retina and the photography of taking a picture is similar, the optic cell of the two dimension up and down of having distributed on our retina and can know the position of observed object close and numerously.Yet if wonder the sensation of observation object relevant for the degree of depth (or three-dimensional), it is not enough depending merely on retina.From physiology and psychologic viewpoint, human eyes have following factors in the source of the degree of depth (or three-dimensional) sensation.
One, physiologic factor
1, binocular parallax: two of human eyes apart: average 65mm (distance of pupil), maximum angle resolution: be about 0.5 " (promptly 1/120 °); maximum signal transfer rate: the transfer rate of eyes is 4.3 * 106bits/s, single neural transfer rate rate 5bits/s.The imaging difference that obtains via two diverse locations can perception and is judged the degree of depth of observed object.
2, optic angle: promptly two an eye line are to the angle of the crossing with object, the far and near difference of distance between from observer to the target object, and the angle of the crossing of two an eye line is also being followed and is being changed.Excitation is more close each other, and the angle of the crossing (optic angle) is very big, otherwise the far then angle of the crossing of distance diminishes.Distance according to the observation thing is far and near, and the angle of two eyeballs is had to following and adjusted, so just can feel the distance size of the far and near degree of depth of object.Therefore, closely the time, the variation at visual angle is sizable for the contribution of the degree of depth, but distance surpasses 1000mm, because the variation at visual angle is very little, and the degree of depth that eyes can't perceptual object.
3, regulate: in the human eyes structure crystalline be equivalent to camera to focus lens, can stick out image projecting on amphiblestroid surface.The adjustment of heaving degree according to crystalline also can feel the degree of depth distance of object.Generally when the object distance is above above 2000mm, come the degree of depth of perceptive object thing to have any problem by this.
Display in the market all is a flat-panel screens, and it then is cambered surface that the best of human eye is watched the visual angle, and flat-panel screens is not best suited for the display shape that eye is watched.The arc display can be reduced into picture the picture of distance perspective, makes the people produce stereopsis naturally under not bespectacled prerequisite.
Two, psychological factor
1, when observer and object move, the parallax that is produced that moves because of close shot and distant view is monocular movement parallax, and monocular movement parallax also can provide the sensation of observer for object degree of depth distance.
2, through the difference of imaging size on retina, even identical object also can go out the distance of distance respectively.
3, also can be combined into its degree of depth and three-dimensional sensation from the three-dimensional alignment arrangements of object.
4, do when looking into the distance to the parallel lines in a distant place, also can see through eyes and feel its far and near degree of depth.
Even 5 look into the distance the evenly distributed object in a distant place, profile such as terraced fields or surface slope for example also can see through different densities and obtain the sensation of the degree of depth.
6, when the distant place object of looking into the distance same contrast, the also distance and the degree of depth that can come judgment object from the variation that contrast reduces.
7, the shade variation that produces according to light from object etc. can be experienced the profile in stereoscopic three-dimensional space.
Present display is the flat-panel screens or the CRT crt display unit of convex slightly, and eyes stereoscopic sensation of perceptual image from the common display image all is to come the perception stereo-picture by psychological factor.Perception stereo-picture from the physiological visual angle takes the way of inventor's whist and the smooth anaglyph spectacles of Puli Si to comprise four kinds of polarized area point-score, timing separation methods, wavelength zone point-score, space region point-score at present on plane picture; Taking at present wear a pair of spectacles not to watch the way of stereo-picture on plane picture is the principle of the parallax barrier method (Parallax Barrier) that proposes of U.S. inventor F.E.Ives.See that on plane picture stereo-picture all is to utilize the parallax of eyes to realize, two kinds of methods derive the method for a lot of realization stereo displays thus, but be which kind of method has all changed people's eyes and watches custom normally, increased the custom that brain and optic nerve are handled the picture signal of watching, to be that the people is easy to produce dizzy, eye fatigue and eyeball are dry and astringent.
Fast development along with 3D video source technology, the 3D display technique has become the bottleneck of restriction 3D technical development, wear glasses and watch the drawback of 3D film source to be approved very early by people, though wear a pair of spectacles does not watch the parallax barrier law technology of stereo-picture to develop very fast in recent years, but large scale, high brightness, high resolution technique is still restricting the development of parallax barrier law technology, although the parallax barrier law technology was just invented in 1903, but real commercialization is used and promoted also is nearly 10 years inchoate things, and the product of being developed also is far from reaching wear a pair of spectacles and watches the stereoeffect that can reach, apart from shiploads of merchandiseization with come into family and still have a long way to go.
Virtual reality can be widely used in the aircraft simulation, the boats and ships simulation, Homeland Security, the training simulation, place such as medical simulation and amusement, analog simulation can carry out the emulation display simulation to an object or process, analogue simulation can be saved a large amount of actual combat expenses, has huge economic benefit, as the aircraft drive simulating, simulative automobile driving, the tank drive simulating, the submarine drive simulating, guided missile TV guidance analog simulation, the simulation games machine, emulation stage background etc., what wherein restrict the analog simulation development mainly is display system, both display system can't perfect realize resolution that software design shows and can't true reappearance by the true picture in the viewed actual combat in people visual angle, thereby influenced the actual effect of analog simulation training.The analog simulation display system of Shi Yonging mainly is that Belgian crust can in the market, U.S. section looks, the front projection display system of Britain DP, generally all adopt seamless edge anastomosing and splicing technology, edge anastomosing and splicing display system price is very expensive, use cost and maintenance cost are also very high, the price of one cover is basically about 3,000 ten thousand yuan, use cost adds maintenance cost and reaches 20,000 yuan/hour, unless in the analog simulation of particular importance, use, actual popularization and application are subjected to expensive influence, and preposition projection does not meet the requirement of actual emulation yet, influence the effect of analog simulation, the analog simulation display system of developing low-cost also adopts back projection or flat pannel display is that analog simulation will be obtained the problem that widespread use must be faced, the seamless spliced display system that 20 inches LCD TV of employing that Britain SIMLESS company showed in October, 2004 are spliced is shown in photo 1, can be widely used in drive simulating and game machine system, its core technology is to adopt the patented technology of SIMLESS company, no image place at the LCD TV piece adds convex lens, the edge image amplification is shown to the no image area territory, though exist image seam crossing image to be exaggerated the shortcoming of distortion, but solved the continuity problem and the arc problem of image between the unit, made the image of emulation more approach reality.This cover display system of Britain SIMLESS company is spliced by 3 20 inches LCD TV, but this product has indicated direction for my department from research and development of products so far in 2005.
Summary of the invention
The object of the present invention is to provide a kind of sunk arc virtual reality display wall, wear a pair of spectacles also can not make the people feel to have the display packing of dissolving in picture strongly, can be widely used in places such as large-scale virtual reality, movie theatre.
Principle is that binocular parallax, optic angle, the eyeball according to the people regulated, people's eyes especially feel the strongest to 2 meters with interior depth perception, above 10 meters in 10 meters, because the variation at visual angle is very little, the basic function of the people's of the degree of depth that eyes can't perceptual object eyes.The present invention adopts the method for visual field reduction, utilize the arcwall face display image, watch under the prerequisite of custom not changing people's eyes, plane picture is reduced to the image that video camera and human eye are watched, the degree of depth by cambered surface makes picture be formed with the longitudinal separation sense naturally and the picture of certain depth is arranged, the heavy demonstration of invading formula of arc, the induction that the people is had dissolve in image, can overcome thus adopt binocular parallax method by changing the discomfort that the people watches custom to bring, eliminate the dry and astringent phenomenon of dizziness, eye fatigue and eyeball that the people watches stereo-picture for a long time and produced.
The present invention includes flat-panel monitor, arc image amplifies and leads picture screen and splicing framework three parts; The display surface that the arc image is led as the plane of display screen light inlet and flat-panel monitor must be a close installation, and the installation slit precision between two planes should be less than 0.5mm, and the splicing framework is installed on the flat-panel monitor back.Utilize the amplification of arc image to lead the picture screen picture displacement of flat-panel monitor is led on the picture screen to arc, on arc is led as screen, demonstrating the arc image.After the curvature (radius-of-curvature is at 1.3~25 meters) of arc virtual reality display wall is determined, the arc image amplifies the curvature that the display surface cambered surface curvature of leading the picture screen is equal to arc emulation display wall, lead size and the identical arc concatenation unit of cambered surface curvature that the picture amplifying screen is formed by flat-panel monitor and the amplification of arc image, be spliced into arc virtual reality display wall by the splicing framework by size, the identical arc concatenation unit of shape.
The area that picture screen arc section is led in described arc image amplification of the present invention is greater than (the area frame is greater than 0.5-2.0mm) and flat-panel monitor face surface of contact, and the area that adds frame with flat-panel monitor is identical.The amplification of arc image is led the picture screen and is equal to the area of flat-panel monitor surface of contact and the display area of flat-panel monitor, the arc image amplifies the reinforcing frame lead around the picture screen and is installed on and leads 1mm~3mm behind the picture screen display surface, does like this that display unit can be accomplished when splicing is seamless spliced.And the physical dimension of frame is less than (biggest size of element of 0.3~0.8mm) arc image amplifying screen, arc image are amplified and to be led the picture screen and amplified by arc optical fiber and lead picture screen 1, frame 2, sunk screw 3 and steel band or aluminium strip 4 is formed, as shown in Figure 1, 2, 3.During multi-screen splicing, the area that the area of whole arc tiled display face is greater than (the area frame is greater than 0.5-2.0mm) or equals flat-panel monitor adds the area of flat-panel monitor frame, and the length around the arc display surface, width add the width of flat-panel monitor frame respectively greater than (0.5-1.0mm) or the length, the width that equal flat-panel monitor; During the splicing of multi-screen individual layer, the width of arc display surface stitching direction or length add flat-panel monitor does not have image in stitching direction border width more than or equal to the display width or the length of flat-panel monitor stitching direction.
The curvature of combination arc determines that according to the visual field of human eye and the distance of watching viewing distance is big more, and then the diameter of arc is big more, and viewing distance is more little, and then the diameter of arc is more little.The arc of installing on the unidimensional flat-panel monitor or the display of other types is led picture screen, and arc radius is big more, suitablely more watches at a distance; Arc radius is more little, suitablely more closely watches.The arc diameter that the arc of installing on the display of unidimensional flat-panel monitor or other types is led picture screen is more little, and the distance that arc is led picture screen image edge and picture centre is big more, and it is strong more to dissolve in sense, and stereoscopic sensation is also obvious more.Display sizes is big more, the arc image that matches is led as screen dimensions also big more, even under the prerequisite that arc display surface curvature is determined, use the arc image of large-size to lead the picture screen, the picture centre that the arc display surface shows and the degree of depth of image border are also big more, it is strong more to dissolve in sense, and the stereoscopic sensation of the image that obtains is also big more.
Flat-panel monitor of the present invention is a LCD, also can be the flat-panel monitor of other types.
Lead the picture screen by flat-panel monitor and the amplification of arc image and form arc display concatenation unit, the display surface that the arc image is led as the plane of display screen light inlet and flat-panel monitor must be a close installation, installation slit precision between two planes should be less than 0.5mm, as shown in Figure 4, flat-panel monitor 5 amplifies the steel band or the aluminium strip 4 of leading as fixing on the screen frame by sunk screw 3 and arc image and is connected, the display unit of forming arc virtual reality combination, on the display unit bonnet of arc virtual reality combination hanger 6 is housed, as shown in Figure 5.Hanger as shown in Figure 6, on have can by adjust that bolt 7 regulates that arc display concatenation units adjust up and down with hanger be the nut 8 of one, hanger can be hanging to the arc concatenation unit on the splicing framework.
The splicing framework is that arc display concatenation unit is fixed on the splicing framework, and the hanger of arc display concatenation unit after by arc display concatenation unit is suspended on the splicing framework, as shown in Figure 7.With the nut 8 on the hanger behind the adjustment bolt 7 screw-in arc display splicing unit, adjust bolt 7 by rotation and can finely tune arc display splicing unit height, avoid strengthening because of the splicing slit that installation accuracy that arc display concatenation unit or splicing framework foozle cause causes inadequately.Arc display unit combination as shown in Figure 8.
The invention has the advantages that the cambered surface that can realize picture shows, make in the middle of the arc display surface and the image frame on both sides with respect to people's eyes produce front and back apart from the degree of depth, thereby the sensation that the people is had dissolve in picture is not worn glasses and can be realized the stereoscopic sensation of vision yet.
Description of drawings
Fig. 1 leads the picture screen for the arc image amplifies.Flat-panel monitor display frame size A, flat-panel monitor frame size B, optical fiber are led picture screen arc and are amplified picture dimension C, note: A<B<=C
Fig. 2 leads picture screen optical fiber and leads picture screen part for arc amplifies.Arc optical fiber amplifies leads picture screen 1, frame 2
Fig. 3 leads the enlarged diagram that the picture platen edge connects for arc amplifies.Arc optical fiber amplifies leads picture screen 1, frame 2, sunk screw 3, steel band or aluminium strip 4
Fig. 4 is for being amplified the synoptic diagram of leading picture screen close installation by flat-panel monitor and arc image.Flat-panel monitor 5
Fig. 5 is the arc display concatenation unit for hanger.Hanger 6,
Fig. 6 is the hanger synoptic diagram.Adjust bolt 7, nut 8
Fig. 7 is for splicing the synoptic diagram that framework and hanger articulate.Splicing framework 9
Fig. 8 is an arc spliced display wall synoptic diagram.
Embodiment
Fig. 1~8 are that a kind of embodiment of the present invention is implemented.
The present invention includes flat-panel monitor, arc image amplifies and leads picture screen and splicing framework three parts, the display surface that the arc image is led as the plane of display screen light inlet and flat-panel monitor must be a close installation, installation slit precision between two planes should be less than 0.5mm, and the splicing framework is installed on the arc image and amplifies and lead 1mm~3mm behind the picture screen display surface; Utilize the amplification of arc image to lead the picture screen picture displacement of flat-panel monitor is led on the picture screen to arc, on arc is led as screen, demonstrating the arc image; After the curvature (radius-of-curvature is at 1.3~3.0 meters) of arc virtual reality display wall is determined, the arc image amplifies the curvature that the display surface cambered surface curvature of leading the picture screen is equal to arc emulation display wall, lead size and the identical arc concatenation unit of cambered surface curvature that the picture amplifying screen is formed by flat-panel monitor and the amplification of arc image, be spliced into arc virtual reality display wall by the splicing framework by size, the identical arc concatenation unit of shape.

Claims (4)

1. sunk arc virtual reality display wall, it is characterized in that, comprise flat-panel monitor, the arc image amplifies leads picture screen and splicing framework three parts, the display surface that the arc image is led as the plane of display screen light inlet and flat-panel monitor must be a close installation, installation slit precision between two planes should be less than 0.5mm, the arc image amplifies the reinforcing frame lead around the picture screen and is installed on and leads 1mm~3mm behind the picture screen display surface, utilize the amplification of arc image to lead the picture screen picture displacement of flat-panel monitor is led on the picture screen to arc, on arc is led as screen, demonstrating the arc image; After the curvature of arc virtual reality display wall was determined, radius-of-curvature was 1.3~25 meters; The arc image amplifies the curvature that the display surface cambered surface curvature of leading the picture screen is equal to arc emulation display wall, lead size and the identical arc concatenation unit of cambered surface curvature that the picture amplifying screen is formed by flat-panel monitor and the amplification of arc image, be spliced into arc virtual reality display wall by the splicing framework by size, the identical arc concatenation unit of shape.
2. a kind of sunk arc virtual reality display wall as claimed in claim 1 is characterized in that, described arc image amplify the area of leading picture screen arc section greater than with flat-panel monitor face surface of contact, the area that adds frame with flat-panel monitor is identical; The amplification of arc image is led the picture screen and is equal to the area of flat-panel monitor surface of contact and the display area of flat-panel monitor, the arc image amplifies the reinforcing frame lead around the picture screen and is installed on and leads 1mm~3mm behind the picture screen display surface, and it is seamless spliced that display unit is accomplished when splicing; And the physical dimension of frame is less than the biggest size of element 0.3~0.8mm of arc image amplifying screen, and the arc image amplifies leads the picture screen and amplified by arc optical fiber and lead picture screen (1), frame (2), sunk screw (3) and steel band or aluminium strip (4) is formed; During multi-screen splicing, the area of whole arc tiled display face is greater than or the area that equals flat-panel monitor adds the area of flat-panel monitor frame, the length around the arc display surface, width adds the flat-panel monitor frame respectively more than or equal to length, the width of flat-panel monitor width; During the splicing of multi-screen individual layer, the width of arc display surface stitching direction or length add flat-panel monitor does not have image in stitching direction border width more than or equal to the display width or the length of flat-panel monitor stitching direction.
3. a kind of sunk arc virtual reality display wall as claimed in claim 1 or 2, it is characterized in that, lead the picture screen by flat-panel monitor and the amplification of arc image and form arc display concatenation unit, flat-panel monitor (5) amplifies the steel band or the aluminium strip (4) of leading as fixing on the screen frame by sunk screw (3) and arc image and is connected, the display unit of forming arc virtual reality combination, hanger (6) is housed on the display unit bonnet of arc virtual reality combination, have on the hanger can by adjust that bolt (7) regulates that arc display concatenation unit adjust up and down with hanger be the nut (8) of one, hanger (6) is hanging to the arc concatenation unit on the splicing framework (9).
4. as claims 1 described a kind of sunk arc virtual reality display wall, it is characterized in that, described splicing framework is arc display concatenation unit to be fixed on the splicing framework hanger (6) of arc display concatenation unit after by arc display concatenation unit be suspended on and splice on the framework (9), to adjust bolt (7) and screw in the nut 8 on the hanger behind the arc display splicing unit, adjust bolt (7) fine setting arc display splicing unit height by rotation, avoid strengthening because of the splicing slit that installation accuracy that arc display concatenation unit or splicing framework foozle cause causes inadequately.
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CN105161005A (en) * 2015-09-28 2015-12-16 北京方瑞博石数字技术有限公司 System for MTV filming by means of extended scenes and immersion type arc-shaped large screen
CN105148515A (en) * 2015-09-28 2015-12-16 北京沃富瑞德文化传播有限公司 Immersive simulator game machine system
CN105161006A (en) * 2015-09-28 2015-12-16 北京方瑞博石数字技术有限公司 Frame-free internal spherical image displayer
CN105185182A (en) * 2015-09-28 2015-12-23 北京方瑞博石数字技术有限公司 Immersive media center platform
CN105243978A (en) * 2015-09-28 2016-01-13 北京沃富瑞德文化传播有限公司 Immersive full-view micro cinema system
CN105245762A (en) * 2015-09-28 2016-01-13 北京方瑞博石数字技术有限公司 Culture experience system
CN105894971A (en) * 2016-06-25 2016-08-24 北京方瑞博石数字技术有限公司 Large internal-sphere display screen with arc angle being not less than 180 degrees
CN105894454A (en) * 2016-06-25 2016-08-24 北京方瑞博石数字技术有限公司 Holographic display system coinciding with landform
CN105915972A (en) * 2015-11-16 2016-08-31 乐视致新电子科技(天津)有限公司 Virtual reality 4K video optimization method and device
CN105976723A (en) * 2016-06-25 2016-09-28 北京沃富瑞德文化传媒有限公司 Rectangular external spherical display
CN106128317A (en) * 2016-06-25 2016-11-16 北京方瑞博石数字技术有限公司 Anti-dazzle, anti-Moire fringe, the high-contrast LED display of anti-flicker
CN106291932A (en) * 2016-09-06 2017-01-04 京东方科技集团股份有限公司 A kind of virtual implementing helmet
CN106782099A (en) * 2017-03-03 2017-05-31 安徽豪威商用显示科技有限公司 A kind of adjustable large screen splicing frame of cambered surface
CN107340984A (en) * 2017-06-29 2017-11-10 深圳鼎智通讯股份有限公司 A kind of plane screen curved surface fitting method

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Publication number Priority date Publication date Assignee Title
CN105161005A (en) * 2015-09-28 2015-12-16 北京方瑞博石数字技术有限公司 System for MTV filming by means of extended scenes and immersion type arc-shaped large screen
CN105148515A (en) * 2015-09-28 2015-12-16 北京沃富瑞德文化传播有限公司 Immersive simulator game machine system
CN105161006A (en) * 2015-09-28 2015-12-16 北京方瑞博石数字技术有限公司 Frame-free internal spherical image displayer
CN105185182A (en) * 2015-09-28 2015-12-23 北京方瑞博石数字技术有限公司 Immersive media center platform
CN105243978A (en) * 2015-09-28 2016-01-13 北京沃富瑞德文化传播有限公司 Immersive full-view micro cinema system
CN105245762A (en) * 2015-09-28 2016-01-13 北京方瑞博石数字技术有限公司 Culture experience system
CN105245762B (en) * 2015-09-28 2018-07-06 北京方瑞博石数字技术有限公司 A kind of culture experiencing system
CN105243978B (en) * 2015-09-28 2018-07-06 北京沃富瑞德文化传播有限公司 The miniature cinema system of the full what comes into a driver's of immersion
CN105915972A (en) * 2015-11-16 2016-08-31 乐视致新电子科技(天津)有限公司 Virtual reality 4K video optimization method and device
CN105976723A (en) * 2016-06-25 2016-09-28 北京沃富瑞德文化传媒有限公司 Rectangular external spherical display
CN106128317A (en) * 2016-06-25 2016-11-16 北京方瑞博石数字技术有限公司 Anti-dazzle, anti-Moire fringe, the high-contrast LED display of anti-flicker
CN105894454A (en) * 2016-06-25 2016-08-24 北京方瑞博石数字技术有限公司 Holographic display system coinciding with landform
CN105894971A (en) * 2016-06-25 2016-08-24 北京方瑞博石数字技术有限公司 Large internal-sphere display screen with arc angle being not less than 180 degrees
CN105894971B (en) * 2016-06-25 2018-10-23 北京方瑞博石数字技术有限公司 A kind of arc angle is not more than the Internal Spherical Surface display large-size screen monitors of 180 degree
CN106291932A (en) * 2016-09-06 2017-01-04 京东方科技集团股份有限公司 A kind of virtual implementing helmet
CN106782099A (en) * 2017-03-03 2017-05-31 安徽豪威商用显示科技有限公司 A kind of adjustable large screen splicing frame of cambered surface
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