CN102323713A - Portable 360-DEG circular-screen 3D theatre system - Google Patents
Portable 360-DEG circular-screen 3D theatre system Download PDFInfo
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- CN102323713A CN102323713A CN2011102709254A CN201110270925A CN102323713A CN 102323713 A CN102323713 A CN 102323713A CN 2011102709254 A CN2011102709254 A CN 2011102709254A CN 201110270925 A CN201110270925 A CN 201110270925A CN 102323713 A CN102323713 A CN 102323713A
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Abstract
The invention discloses a portable 360-DEG circular-screen 3D theatre system which comprises a 360-DEG circular-screen full-view three-dimensional camera device and a set of circular-screen three-dimensional theatre playing system, wherein a dual curved surface mirror surface catadioptric imaging technology is adopted in circular-screen full-view three-dimensional camera and circular-screen three-dimensional theatre projection; a system from full-view three-dimensional shooting to circular-screen three-dimensional theatre projection can be realized by a full-view three-dimensional camera device consisting of two 360-DEG circular-screen full-view camera devices with same parameters and a circular-screen three-dimensional theatre projection system consisting of two circular-screen projection units with same projection parameters and related devices; and functions of full-view three-dimensional shooting and circular-screen full-view three-dimensional projection are realized. The portable 360-DEG circular-screen 3D theatre system has high cost performance, is simple in operation, and can be used for portably and conveniently shooting and projecting a full-view three-dimensional circular-screen film in real time.
Description
Technical field
The invention belongs to omni-directional visual technology, optical technology, the application of computer technology aspect 360 ° of ring curtain full-view stereo photographies and the three-dimensional movie theatre of ring curtain.
Background technology
360 ° of present annular cinema systems: mainly by 360 degree ring curtain screens, a ring curtain projection system, organize projection synchronous control system, seamless integration technology and surf deform disposal system, system plays and integrated control system, sound system and relevant several sections such as the special film of 360 degree more and form; It is a kind of new film form that produces by new technological means; Be characterized in that mute is big especially; Auditorium's around is surrounded in screen, and spectators may stand in place central authorities and arbitrarily watch.The film of this form is that 9 the synchronous panorama of video camera angles are taken, and is placed in the annular screen by 9 projections and shows synchronously, forms the panorama type picture of one 360 degree.When watching Circamara; Spectators are surrounded by the picture and the multiphonic stereo-phonism of 360 degree; Thereby produce a kind of strong impression on the spot in person, can feel oneself to be exactly a member in the environment that shows of film unconsciously, and produce different mood reflections along with the variation of cinema scene.
Because the Circamara of above-mentioned 360 ° of annular cinema systems is taken with 9 the synchronous panorama of video camera angles; Need 9 video cameras of control to take synchronously; Need do seamless fusion and surf deform processing to 9 captured video streaming images, also require 9 video cameras in shooting process, to remain identical camera parameter simultaneously; On the other hand; When in annular screen, showing; Need control 9 projection equipments through many groups projection synchronous control system, and require that 9 projection equipments and 9 video cameras keep on the space structure, optical imagery and the consistance of optical projection, temporal synchronism; Above-mentioned these requirements have determined the shooting of 360 ° of annular cinema systems and the working service difficulty and the Costco Wholesale of projection equipment.But the Circamara of present 360 ° of annular cinema systems does not also possess three-dimensional Circamara shooting and projection is technological, if on existing basis, realize, the technology meeting is more complicated, the realization cost can be higher.
The ultimate principle of stereo camera shooting is to take same scenery from two viewpoints; To obtain the perceptual image under different visual angles; Through the position deviation between principle of triangulation computed image pixel, be parallax; Obtain the three-dimensional information of scenery, the three-dimensional perception of this process and human vision is similar.
The Chinese invention patent application number is that 200710042938.X discloses a kind of panoramic view stereo circular and takes the photograph digital camera, its stepper motor, control circuit, A/D converter, computing machine and with a plurality of as two the matching used two-lines battle array of camera lens CCD between be electrically connected or signal is connected; Control circuit, A/D converter and stepper motor are installed in the base, and two camera lenss are installed on the pedestal, and are symcenter and apportion both sides with the axis of stepper motor rotating shaft, and two camera lenss are on a horizontal line; Be installed in two battle array CCD camera lenss corresponding on the pedestal on a focal plane with it; Pedestal is arranged in the rotating shaft of stepper motor.Image after this invention is synthetic is 360 ° of panoramas; This technology is owing to exist time delay and shooting blind angle amount; Want the taking moving object or in camera motion photographed, adopt this image capture method just to be difficult to realize the production work of real time panoramic stereo-picture.
Along with continuing to bring out of high definition camera chip and high definition projector taken Circamara for single camera and provided the foundation; The resolution of high definition camera chip is followed and is suitable for semi-conductive More's law; With annual or every two years improve doublely, be expected in from now on 15 years and still can keep this rising tendency; The appearance of panorama catadioptric imaging technique makes that shooting and the projection equipment of Circamara are simple more and portable, can reduce the cost of the filming apparatus of 360 ° of annular cinema systems and Circamara greatly.The more important thing is and adopt panorama catadioptric imaging technique to carry out the shooting and the projection of Circamara; The structure of its device is very simple; Be easy to carry; Making two identical shooting Circamara list panoramic cameras be combined into the three-dimensional Circamara of a shooting 360 degree like this becomes possibility, and also making two projection Circamara equipment be combined into one the 360 three-dimensional Circamara equipment of degree simultaneously becomes possibility.
Summary of the invention
High for the manufacturing cost that overcomes existing 360 ° of three-dimensional cinema systems of ring curtain, safeguard install difficult, technical requirement is high, site requirements is high, be not easy to carry, make deficiencies such as stereoscopic full views film and projection stereoscopic full views film difficulty, the present invention provides that a kind of cost performance is high, simple to operate, act three-dimensional cinema projection of full-view stereo photography device that can the portable light three-dimensional Circamara that pans in real time and 360 ° of rings systems.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of portable 360 ° of three-dimensional cinema systems of ring curtain; Described portable 360 ° of three-dimensional cinema systems of ring curtain comprise one 360 ° ring curtain full-view stereo photography devices and the three-dimensional cinema projection of collar curtain system; Described 360 ° of ring curtain full-view stereo photography devices comprise two 360 ° of ring curtain panoramic shooting devices with identical parameters, are called 360 ° of ring curtain panoramic shooting devices and following 360 ° of ring curtain panoramic shooting devices respectively; Described last 360 ° of ring curtain panoramic shooting devices comprise on first on the hyperboloid minute surface, first on loam cake, first upper support bar, first auxiliary lens frame and last high definition image unit on the clear glass face, first; Described first upper support bar is upper coarse and lower fine round platform; The opening of hyperbolic mirror up on said first; The opening part of hyperbolic mirror is installed loam cake on first on said first; Have in the middle of the bottom of hyperboloid minute surface on described first and go up aperture on one first, the upper end of said first upper support bar is installed in goes up in the aperture on said first; Have an aperture about in the of first on described first in the middle of the top of clear glass face, the lower end of said first upper support bar is installed in said about in the of first in the aperture; Following and the last high definition image unit of auxiliary lens frame is connected on described first, and the clear glass face is installed on said first on the auxiliary lens frame on described first; The described lens location of going up the high definition image unit is configured in the virtual focus place of hyperboloid minute surface on described first;
Described following 360 ° of ring curtain panoramic shooting devices comprise first time hyperboloid minute surface, first time loam cake, first lower support bar, first time clear glass face, first time auxiliary lens frame and following high definition image unit; Described first lower support bar is up-thin-low-thick round platform; The opening of said first time hyperbolic mirror down; The opening part of said first time hyperbolic mirror is installed first time loam cake; Have first time following aperture in the middle of the end face of described first time hyperboloid minute surface; The lower end of said first lower support bar is installed in said first time following aperture, and centre, the bottom of described first time clear glass face has first time last aperture, and the upper end of said first lower support bar is installed in said first time and goes up in the aperture; Top and the following high definition image unit of the described first auxiliary lens frame is connected, and described first time clear glass face is installed in the bottom of the described first auxiliary lens frame; The described lens location of high definition image unit down is configured in the virtual focus place of described first time hyperboloid minute surface; The control of making a video recording synchronously of described last 360 ° of ring curtain panoramic shooting devices and described following 360 ° of ring curtain panoramic shooting devices;
The three-dimensional cinema projection of described collar curtain system comprises two ring curtains projection unit, the screen of ring curtain, computing machine and panoramic picture reading units with same projection parameter, and two ring curtain projection unit with same projection parameter are called ring curtain projection unit respectively and show a unit with ring curtain down; The described ring curtain projection unit of going up comprises on second on the hyperboloid minute surface, second on loam cake, second upper support bar, second auxiliary lens frame on the clear glass face, second, goes up high definition projector and cross-polarization cylinder; Described second upper support bar is upper coarse and lower fine round platform; The opening of hyperbolic mirror up on said second; The opening part of hyperbolic mirror is installed loam cake on second on said second; Have in the middle of the bottom of hyperboloid minute surface on described second and go up aperture on one second, the upper end of said second upper support bar is installed in goes up in the aperture on said second; Have an aperture about in the of second on described second in the middle of the top of clear glass face, the lower end of said second upper support bar is installed in said about in the of second in the aperture; Following and the last high definition projector of auxiliary lens frame is connected on described second, and the clear glass face is installed on said second on the auxiliary lens frame on described second; The described lens location of going up the high definition projector is configured in the virtual focus place of hyperboloid minute surface on described second; The upper end of described cross-polarization cylinder covers on being installed on described second, on said second on hyperboloid minute surface, second upper support bar and second the clear glass face all be positioned at said cross-polarization cylinder;
A described down ring curtain projection unit comprises second time hyperboloid minute surface, second time loam cake, second lower support bar, second time clear glass face, second time auxiliary lens frame, high definition projector and vertical polarization cylinder down; Second lower support bar is up-thin-low-thick round platform; The opening of said second time hyperbolic mirror down; The opening part of said second time hyperbolic mirror is installed second time loam cake; Have second time following aperture in the middle of the end face of described second time hyperboloid minute surface; The lower end of said second lower support bar is installed in said second time following aperture, has an aperture about in the of second in the middle of the bottom of described second time clear glass face, and the upper end of said second lower support bar is installed in said about in the of second in the aperture; Top and the following high definition projector of the described second auxiliary lens frame is connected, and described second time clear glass face is installed in the bottom of the described second auxiliary lens frame; The described lens location of high definition projector down is configured in the virtual focus place of described second time hyperboloid minute surface; The described lower end of cross-polarization cylinder down covers on being installed on described second, and said second time hyperboloid minute surface, second lower support bar and second time clear glass face all are positioned at said cross-polarization cylinder down;
Video card in the described computing machine is supported double end output, is connected respectively with the described following high definition projector that encircles down in act projection unit with the described last high definition projector that upward encircles in the curtain projection unit through two vision signal output connecting lines; The recording medium of the full-view video image that described last 360 ° of ring curtain panoramic shooting devices and described following 360 ° of ring curtain panoramic shooting devices are captured is put into described panoramic picture reading unit respectively; Described computing machine reads in the full-view video image of being preserved in the recording medium in the described panoramic picture reading unit respectively; The full-view video image that described last 360 ° of ring curtain panoramic shooting devices are captured is gone up last high definition projector projects in the ring curtain projection unit on described second on the hyperboloid minute surface through described, the panorama reflection through the catadioptric of hyperboloid minute surface on described second then through projecting after the filtration of cross-polarization cylinder in act screen of described ring; To described second time hyperboloid minute surface, the panorama reflection projects after vertically polarization cylinder 2-11 filters in the screen of described ring curtain through the catadioptric of described second time hyperboloid minute surface simultaneously that described following 360 ° of ring curtain panoramic shooting devices are captured full-view video image then through the following high definition projector projects in the described projection of the ring curtain down unit.
Further, in described last 360 ° of ring curtain panoramic shooting devices, the upper end of first upper support bar is an external thread, and the lower end of first upper support bar is an internal thread; The diameter of going up aperture on said first is identical with the external thread diameter of first upper support bar, during connection with the external thread of first upper support bar penetrate the first hyperboloid minute surface first on nut the hyperboloid minute surface on first and first upper support bar are coupled together in the aperture; The described diameter of going up aperture for first time is identical with the internal thread aperture of first upper support bar, and a end that first upper support bar is thin passes on first with screw perpendicular to clear glass face on first that aperture couples together clear glass face on first upper support bar and first in first time on the clear glass face during connection; On described first the auxiliary lens frame below have one with last high definition image unit camera lens before the identical external thread of bore; Mode through the screw thread of screwing is fixed on auxiliary lens frame on first on the high definition image unit, and the clear glass face is embedded on described first in the auxiliary lens frame on described first;
In described following 360 ° of ring curtain panoramic shooting devices, the lower end of first lower support bar is an external thread, and the upper end of first lower support bar is an internal thread; The diameter of described first time following aperture is identical with the external thread diameter of first lower support bar, during connection the external thread of first lower support bar is penetrated in first time following aperture of the first hyperboloid minute surface with nut the first time hyperboloid minute surface and first lower support bar are coupled together; Described about in the of first the diameter of aperture identical with the internal thread aperture of first lower support bar, during connection the upper end of first lower support bar is passed first time aperture about in the of first on the clear glass face perpendicular to first time clear glass face with screw clear glass face on first upper support bar and first is coupled together; On described first the auxiliary lens frame above have one with following high definition image unit camera lens before the identical external thread of bore; Mode through the screw thread of screwing is fixed on auxiliary lens frame on first on the high definition image unit, and the clear glass face is embedded on described first in the auxiliary lens frame on described first.
Further again, described going up in the ring curtain projection unit, the upper end of second upper support bar is an external thread, the lower end of second upper support bar is an internal thread; The diameter of going up aperture on said second is identical with the external thread diameter of second upper support bar, during connection with the external thread of second upper support bar penetrate the second hyperboloid minute surface second on nut the hyperboloid minute surface on second and second upper support bar are coupled together in the aperture; The described diameter of going up aperture for second time is identical with the internal thread aperture of second upper support bar, and a end that second upper support bar is thin passes on second with screw perpendicular to clear glass face on second that aperture couples together clear glass face on second upper support bar and second in second time on the clear glass face during connection; On described second the auxiliary lens frame below have one with last high definition image unit camera lens before the identical external thread of bore; Mode through the screw thread of screwing is fixed on auxiliary lens frame on second on the high definition image unit; The clear glass face is embedded on described second in the auxiliary lens frame on described second, and the top of described cross-polarization cylinder is embedded in the groove of loam cake on described second to be fixed;
In the described curtain of the ring down projection unit, the lower end of second lower support bar is an external thread, and the upper end of second lower support bar is an internal thread; The diameter of described second time following aperture is identical with the external thread diameter of second lower support bar, during connection the external thread of second lower support bar is penetrated in second time following aperture of the second hyperboloid minute surface with nut the second time hyperboloid minute surface and second lower support bar are coupled together; Described about in the of second the diameter of aperture identical with the internal thread aperture of second lower support bar, during connection the upper end of second lower support bar is passed second time aperture about in the of second on the clear glass face perpendicular to second time clear glass face with screw clear glass face on second upper support bar and second is coupled together; On described second the auxiliary lens frame above have one with following high definition image unit camera lens before the identical external thread of bore; Mode through the screw thread of screwing is fixed on auxiliary lens frame on second on the high definition image unit; The clear glass face is embedded on described second in the auxiliary lens frame on described second, and the bottom of described vertical polarization cylinder is embedded in the groove of described second time loam cake to be fixed.
In the three-dimensional cinema system of a described collar curtain, the distance on described first in the distance on described second between hyperboloid minute surface and the second time hyperboloid minute surface and described one the 360 ° ring curtain full-view stereo photography devices between hyperboloid minute surface and the first time hyperboloid minute surface equates; The axial line of the axial line of the AnchorPoint of hyperboloid minute surface and the AnchorPoint of described second time hyperboloid minute surface, the AnchorPoint of the described upward camera lens of high definition projector and the AnchorPoint of described high definition projector lens down, described cross-polarization cylinder and described vertical polarization cylinder is all on same axial line in the three-dimensional cinema system of a described collar curtain described second; The AnchorPoint of the AnchorPoint of the AnchorPoint of hyperboloid minute surface and described first time hyperboloid minute surface on described first in described one the 360 ° ring curtain full-view stereo photography devices, the described camera lens of going up the high definition image unit and the AnchorPoint of described high definition image unit camera lens down are on same axial line.
By two face-to-face configuration described second on hyperboloid minute surface and described second time hyperboloid minute surface respectively through through laterally vertically the polarization cylinder with after vertically the polarization cylinder filters with two point-to-point ground in full accord of picture, catadioptric being mapped in act screen of described ring synchronously; The three-dimensional cinema system of described ring curtain is placed in the center of described ring curtain screen, and the level configurations of described ring curtain screen is in the three-dimensional cinema system stereoprojection scope of described ring curtain.
On described second on hyperboloid minute surface, the described second time hyperboloid minute surface, described first the hyperboloid minute surface with described first time hyperbolic mirror mask identical imaging parameters is arranged, the optical system that the hyperboloid minute surface constitutes is represented by following 5 equalities;
(5)
X, Y, Z representation space coordinate in the formula; C representes the focus of hyperbolic mirror; 2c representes two distances between the focus; A; B is respectively the real axis of hyperbolic mirror and the length of the imaginary axis; The angle of
expression incident ray on the XY plane; It is the position angle; α representes the angle of incident ray on the XZ plane, here with α more than or equal to being called the angle of depression at 0 o'clock, with α less than being called the elevation angle at 0 o'clock;
expression imaging plane is to the distance of the virtual focus of hyperbolic mirror, and
expression folds into the angle of penetrating light and Z axle;
Can know that from formula (1) bi-curved shape confirmed that by parameter a, b these two parameters are with expressing apart from 2c and eccentricity k between the hyperbolic focus, its mutual relationship is calculated through formula (6);
（6）
For the design of hyperbolic mirror, the size of minute surface and column vertical field of view scope are hyperboloid minute surface design important parameters, and formula (7) has been represented the computing method of column vertical angle of view α,
Here, Ri representes the radius at catadioptric minute surface edge, and h representes the vertical range of the focus of hyperboloid catadioptric minute surface to the mirror surface edge;
The eccentricity k design of hyperboloid minute surface must be satisfied following 3 constraint conditions, shown in formula (8);
Described 360 ° of ring curtain stereoscopic full views camera heads, its means of taking stereoscopic panoramic image are will described 360 ° of rings act stereoscopic full views camera heads to hold high to walk the limit in the top of oneself and take through shooting person.
Or: described 360 ° of ring curtain stereoscopic full views camera heads, its means of taking stereoscopic panoramic image are will described 360 ° of ring curtain stereoscopic full views camera heads to be fixed on vehicle through shooting person to push up, and go and take in the vehicle limit.
Or be: described 360 ° of ring curtain stereoscopic full views camera heads, its means of taking stereoscopic panoramic image are through shooting person described 360 ° of ring curtain stereoscopic full views camera heads to be suspended on the flying object, in flight course, take.
The screen of described ring curtain is made by a flexible weaven goods of ring-type column type white, when playing Circamara, will encircle the curtain screen and put down, and then can be accommodated a circle at ordinary times; The column vertical angle of view α that the height H of ring curtain screen is calculated by formula (7) and the cylindrical radius R of ring curtain screen determine that as shown in Figure 9, computing formula is provided by formula (9),
In the formula;
is the column vertical angle of view of hyperbolic mirror; R is the cylindrical radius of ring curtain screen, and H is the height of ring curtain screen; The suspension height of ring curtain screen is to be confirmed by the stereoprojection scope of the three-dimensional cinema system of a described collar curtain.
Or: the screen of described ring curtain adopts water injector to realize; When playing Circamara, start the water ring curtain screen that water injector forms a ring-type column type; The beholder adorns oneself with anaglyph spectacles and in the water spray hollow cylinder, watches Circamara or watch cinerama in water ring curtain screen outer ring, need under the environment of dark, carry out during projection.
Or: the screen of described ring curtain is to adopt transparent plastic film to realize; When playing Circamara, the ring curtain screen of the transparent plastic film of ring-type column type is put down; The beholder adorns oneself with anaglyph spectacles and in the ring curtain screen of transparent plastic film, watches Circamara or watch cinerama in the ring curtain screen outer ring of transparent plastic film, need under the environment of dark, carry out during projection.
Technical conceive of the present invention is: during projection full-view stereo film, two described ring curtain projection unit are placed with the upper and lower formula, and two pictures is point-to-point in full accordly, synchronously be incident upon in the same screen.The second hyperboloid minute surface outer ring at every described ring curtain projection unit adds a polarized light cylinder; The described last second hyperboloid minute surface outer ring adds a cross-polarization cylinder; The described second hyperboloid minute surface outer ring down adds a vertical polarization cylinder; Screen just reflexes to different polarized lights in beholder's the eyes like this, will put on polarised light glasses (anaglyph spectacles) when the beholder watches the full-view stereo film, and is as shown in Figure 4; Right and left eyes just can filter out the picture that does not conform to the polarization direction separately like this; Only see corresponding polarized light image, can only see the described picture of going up ring curtain projection unit projection like left eye, right eye can only be seen the picture of the described projection of ring curtain down unit projection; After these pictures process brains are comprehensive, just produced stereoscopic vision; Can certainly adopt liquid crystal shutter technology and spectrum light splitting technology to realize the broadcast of full-view stereo film;
Beneficial effect of the present invention mainly shows: 1, need not do any seamless fusion and surf deform processing to captured full-view stereo video streaming image, can realize that full-view stereo is taken in real time and the effect of real-time play; The operation of 2, taking and playing is extremely simple, easy to carry; 3, a kind of brand-new 360 ° of rings act full-view stereo photography devices and the three-dimensional cinema system of ring curtain are provided; With low cost; The projection place is had no high requirement, satisfied the three-dimensional cinema projection of mobile bigger ring curtain, can become the three-dimensional movie theatre of ring curtain of family; 4, a kind of brand-new display advertising mode is provided, can have made the beholder produce a kind of strong impression on the spot in person, can feel oneself to be exactly a member in the environment that shows of film unconsciously.
Description of drawings
Fig. 1 is a kind of imaging schematic diagram of 360 ° of ring curtain panoramic shooting devices;
Fig. 2 is a kind of 360 ° of ring curtain panoramic shooting structure drawing of device;
Fig. 3 is a kind of 360 ° of ring curtain full-view stereo photography structure drawing of device;
Fig. 4 is the principle of compositionality figure of the three-dimensional cinema system of ring curtain;
Fig. 5 is for operating the key diagram of 360 ° of ring curtain full-view stereo photography devices with hand;
Fig. 6 settles 360 ° of ring curtain full-view stereo photography devices to take the key diagram of vehicle periphery panoramic picture on vehicle;
Fig. 7 takes the key diagram of aerial panoramic picture for 360 ° of ring curtains of suspension below helicopter full-view stereo photography device;
Fig. 8 is the index path of 360 ° of ring curtain full-view stereo photography devices imaging;
Fig. 9 is the index path of the three-dimensional cinema system projection imaging of ring curtain.
Embodiment
Below in conjunction with accompanying drawing the present invention is further described.
With reference to Fig. 1 ~ Fig. 9; A kind of portable 360 ° of three-dimensional cinema systems of ring curtain; Comprise one 360 ° ring curtain full-view stereo photography devices and the three-dimensional cinema projection of collar curtain system; Described 360 ° of ring curtain full-view stereo photography devices are connected with web joint with face-to-face mode by two 360 ° of ring curtain panoramic shooting devices with identical parameters, and are as shown in Figure 3, are called 360 ° of ring curtain panoramic shooting devices and following 360 ° of ring curtain panoramic shooting devices in the present invention; Described last 360 ° of ring curtain panoramic shooting devices; Comprise on first on the hyperboloid minute surface 1-2U, first on loam cake 1-1U, the first upper support bar 1-3 U, first auxiliary lens frame 1-5 U, high definition image unit 1-6 U on the clear glass face 1-4 U, first, shown in accompanying drawing 2; The profile of the described first upper support bar 1-3 U is upper coarse and lower fine round platform; The opening of hyperbolic mirror 1-2U up on said first; The opening part of hyperbolic mirror 1-2U is installed loam cake 1-1U on first on said first; The thick end of the first upper support bar 1-3 U is an external thread, and the thin end of the first upper support bar 1-3 U is an internal thread; Have in the middle of the hyperboloid minute surface 1-2 U on described first and go up aperture on one first; The diameter of going up aperture on said first is identical with the external thread diameter of the first upper support bar 1-3 U, and the Kong Zhongyong nut that during connection the external thread of the first upper support bar 1-3 U is penetrated hyperboloid minute surface 1-2 U on first couples together the hyperboloid minute surface 1-2 U on first and the first upper support bar 1-3 U; Clear glass face 1-4 U centre has first time last aperture on described first; The said diameter of going up aperture for first time is identical with the internal thread aperture of the first upper support bar 1-3 U, and a end that the first upper support bar 1-3 U is thin passes with screw perpendicular to clear glass face 1-4 U on first that the aperture on the clear glass face 1-4 U couples together clear glass face 1-4 U on the first upper support bar 1-3 U and first on first during connection; On described first auxiliary lens frame 1-5 U below have one with high definition image unit 1-6 U camera lens before the identical external thread of bore; Mode through the screw thread of screwing is firm being fixed on the high definition image unit 1-6 U of auxiliary lens frame 1-5 U on first, and clear glass face 1-4 U is embedded on described first in the auxiliary lens frame 1-5 U on described first; The lens location of described high definition image unit 1-6 U is configured in the virtual focus place of hyperboloid minute surface 1-2 U on described first, and is as shown in Figure 1;
Described following 360 ° of ring curtain panoramic shooting devices; Comprise first time hyperboloid minute surface 1-2D, first time loam cake 1-1 D, the first lower support bar 1-3 D, first time clear glass face 1-4 D, first time auxiliary lens frame 1-5 D, high definition image unit 1-6 D, shown in accompanying drawing 3; The profile of the described first lower support bar 1-3 D is up-thin-low-thick round platform; The opening of said first time hyperbolic mirror 1-2D down; The opening part of said first time hyperbolic mirror 1-2D is installed first time loam cake 1-1 D; The thick end of the first lower support bar 1-3 D is an external thread, and the thin end of the first lower support bar 1-3 D is an internal thread; Have first time following aperture in the middle of the end face of described first time hyperboloid minute surface 1-2 D; The diameter of said first time following aperture is identical with the external thread diameter of the first lower support bar 1-3 D, and the Kong Zhongyong nut that during connection the external thread of the first lower support bar 1-3 D is penetrated first time hyperboloid minute surface 1-2 D couples together the first time hyperboloid minute surface 1-2 D and the first lower support bar 1-3 D; Have an aperture about in the of first in the middle of the bottom of described first time clear glass face 1-4 D; Said about in the of first the diameter in hole identical with the internal thread aperture of the first lower support bar 1-3 D, the end that the first lower support bar 1-3 D is thin passes first time aperture on the clear glass face 1-4 D perpendicular to first time clear glass face 1-4 D with screw the first lower support bar 1-3 D and first time clear glass face 1-4 D is coupled together during connection; Have above described first time auxiliary lens frame 1-5 D one with high definition image unit 1-6 D camera lens before the identical external thread of bore; Mode through the screw thread of screwing is with first time firm being fixed on the high definition image unit 1-6 D of auxiliary lens frame 1-5 D, and described first time clear glass face 1-4 D is embedded in described first time auxiliary lens frame 1-5 D; The lens location of described high definition image unit 1-6 D is configured in the virtual focus place of described first time hyperboloid minute surface 1-2 D; The control of making a video recording synchronously of described last 360 ° of ring curtain panoramic shooting devices and described following 360 ° of ring curtain panoramic shooting devices;
The three-dimensional cinema projection of described collar curtain system is connected with web joint with face-to-face mode by two ring curtain projection unit with same projection parameter, and is as shown in Figure 4; Be called ring curtain projection unit and following ring curtain projection unit in the present invention; The described ring curtain projection unit of going up; Comprise on second on the hyperboloid minute surface 2-2U, second on loam cake 2-1 U, the second upper support bar 2-3 U, second auxiliary lens frame 2-5 U, high definition projector 2-6 U, a ring curtain screen 2-7, computing machine 2-8, panoramic picture reading unit 2-9, cross-polarization cylinder 2-10 on the clear glass face 2-4 U, second, shown in accompanying drawing 4; The profile of the described second upper support bar 2-3 U is upper coarse and lower fine round platform; The opening of hyperbolic mirror 2-2U up on said second; The opening part of hyperbolic mirror 2-2U is installed loam cake 2-1 U on second on said second, and the thick end of the second upper support bar 2-3 U is an external thread, and the thin end of the second upper support bar 2-3 U is an internal thread; Have in the middle of the hyperboloid minute surface 2-2 U on described second and go up aperture on one second; The diameter of going up aperture on said second is identical with the external thread diameter of the second upper support bar 2-3 U, and the Kong Zhongyong nut that during connection the external thread of the second upper support bar 2-3 U is penetrated hyperboloid minute surface 2-2 U on second couples together the hyperboloid minute surface 2-2 U on second and the second upper support bar 2-3 U; Clear glass face 2-4 U centre has second time last aperture on described second; The said diameter of going up aperture for second time is identical with the internal thread aperture of the second upper support bar 2-3 U, and a end that the second upper support bar 2-3 U is thin passes with screw perpendicular to clear glass face 2-4 U on second that the aperture on the clear glass face 2-4 U couples together clear glass face 2-4 U on the second upper support bar 2-3 U and second on second during connection; On described second auxiliary lens frame 2-5 U below have one with high definition projector 2-6 U camera lens before the identical external thread of bore; Mode through the screw thread of screwing is firm being fixed on the high definition projector 2-6 U of auxiliary lens frame 2-5 U, and clear glass face 2-4 U is embedded on described second in the auxiliary lens frame 2-5 U on described second; The lens location of described high definition projector 2-6 U is configured in the virtual focus place of hyperboloid minute surface 2-2 U on described second; One side of described cross-polarization cylinder 2-10 is embedded in the groove of loam cake 2-1 U on described second to be fixed;
The described curtain of ring down projection unit; Comprise second time hyperboloid minute surface 2-2D, second time loam cake 2-1 D, the second lower support bar 2-3 D, second time clear glass face 2-4 D, second time auxiliary lens frame 2-5 D, high definition projector 2-6 D, vertical polarization cylinder 2-11, shown in accompanying drawing 4; The profile of the described second lower support bar 2-3 D is upper coarse and lower fine round platform; The opening of said second time hyperbolic mirror 2-2D down; The opening part of said second time hyperbolic mirror 2-2D is installed second time loam cake 2-1 D; The thick end of the second lower support bar 2-3 D is an external thread, and the thin end of the second lower support bar 2-3 D is an internal thread; Have second time following aperture in the middle of described second time hyperboloid minute surface 2-2 D; The diameter of said second time following aperture is identical with the external thread diameter of the second lower support bar 2-3 D, and the Kong Zhongyong nut that during connection the external thread of the second lower support bar 2-3 D is penetrated second time hyperboloid minute surface 2-2 D couples together the second time hyperboloid minute surface 2-2 D and the second lower support bar 2-3 D; Have an aperture about in the of second in the middle of described second time clear glass face 2-4 D; Said about in the of second the diameter of aperture identical with the internal thread aperture of the second lower support bar 2-3 D, the end that the second lower support bar 2-3 D is thin passes second time aperture on the clear glass face 2-4 D perpendicular to second time clear glass face 2-4 D with screw the second lower support bar 2-3 D and second time clear glass face 2-4 D is coupled together during connection; Have above described second time auxiliary lens frame 2-5 D one with described high definition projector 2-6 D camera lens before the identical external thread of bore; Mode through the screw thread of screwing is with firm being fixed on the described high definition projector 2-6 D of described auxiliary lens frame 2-5 D, and described second time clear glass face 2-4 D is embedded in described second time auxiliary lens frame 2-5 D; The lens location of described high definition projector 2-6 D is configured in the virtual focus place of described second time hyperboloid minute surface 2-2 D; One side of described vertical polarization cylinder 2-11 is embedded in the groove of described second time loam cake 2-1 D to be fixed;
Distance in distance in the three-dimensional cinema system of a described collar curtain described second between hyperboloid minute surface 2-2 U and the second time hyperboloid minute surface 2-2 D and described one the 360 ° ring curtain full-view stereo photography devices described first between hyperboloid minute surface 1-2 U and the first time hyperboloid minute surface 1-2 D equates; The axial line of the axial line of the AnchorPoint of hyperboloid minute surface 2-2 U and the AnchorPoint of described second time hyperboloid minute surface 2-2 D, the AnchorPoint of the described upward camera lens of high definition projector 2-6 U and the AnchorPoint of described high definition projector 2-6 D camera lens down, described cross-polarization cylinder 2-10 and described vertical polarization cylinder 2-11 is all on same axial line in the three-dimensional cinema system of a described collar curtain described second; The AnchorPoint of the AnchorPoint of the AnchorPoint of hyperboloid minute surface 1-2 U and described first time hyperboloid minute surface 1-2 D on described first in described one the 360 ° ring curtain full-view stereo photography devices, the described camera lens of going up high definition image unit 1-6 U and the AnchorPoint of described high definition image unit 1-6 D camera lens down are on same axial line;
Video card in the described computing machine is supported double end output, is connected respectively with the described described high definition projector 2-6D down that encircles down in the curtain projection unit with the described described high definition projector 2-6U of going up that encircles in the curtain projection unit that goes up through two vision signal output connecting lines; The recording medium of the full-view video image that the described last 360 ° of ring curtain panoramic shooting devices in described 360 ° of ring curtain full-view stereo photography devices and described following 360 ° of ring curtain panoramic shooting devices are captured is put into described panoramic picture reading unit respectively; Described computing machine reads in the full-view video image of being preserved in the recording medium in the described panoramic picture reading unit respectively through application plays software; The full-view video image that described last 360 ° of ring curtain panoramic shooting devices are captured projects on described second on the hyperboloid minute surface 2-2U through described the last high definition projector 2-6 U that goes up in the ring curtain projection unit, and the panorama reflection projects after cross-polarization cylinder 2-10 filters on the described ring act screen 2-7 through the catadioptric of hyperboloid minute surface 2-2U on described second then; Simultaneously that described following 360 ° of ring curtain panoramic shooting devices are captured full-view video image projects on described second time hyperboloid minute surface 2-2D through the following high definition projector 2-6 D in the described projection of the ring curtain down unit, and the panorama reflection projects after vertically polarization cylinder 2-11 filters on the described ring curtain screen 2-7 through the catadioptric of described second time hyperboloid minute surface 2-2D then; Described application plays The software adopted MeidaPlayer business software;
Hyperboloid minute surface 1-2U has identical imaging parameters with first time hyperboloid minute surface 1-2D on hyperboloid minute surface 2-2U on described second, the second time hyperboloid minute surface 2-2D, first; The panoramic imagery model has all been unified on the cylindrical model, like Fig. 3 and shown in Figure 4 with ring curtain projection model like this; The described 360 ° of ring curtain panoramic shooting devices optical imagery process of video image on described high definition image unit that pan is: get into the light at the center of hyperboloid minute surface, according to hyperboloid minute surface characteristic towards its virtual focus refraction.Material picture reflexes in the collector lens through hyperbolic mirror and forms images, and a some P on this imaging plane (x, y) (Z), figure is as shown in Figure 1 for its imaging optical path for X, Y for the coordinate A of corresponding a point spatially in kind;
2-hyperboloid minute surface among Fig. 1,12-incident ray, the real focus Om (0,0 of 13-hyperbolic mirror; C), the virtual focus of 14-hyperbolic mirror be high definition image unit 6 center O c (0,0 ,-c); The 15-reflection ray, 16-imaging plane, the volume coordinate A of 17-material picture (X, Y; Z), 18-incides the volume coordinate of the image on the hyperboloid minute surface, 19-be reflected in some P on the imaging plane (x, y).
The optical system that hyperboloid minute surface shown in Fig. 1 constitutes can be represented by following 5 equalities;
X, Y, Z representation space coordinate in the formula; C representes the focus of hyperbolic mirror; 2c representes two distances between the focus; A; B is respectively the real axis of hyperbolic mirror and the length of the imaginary axis; The angle of
expression incident ray on the XY plane; It is the position angle; α representes the angle of incident ray on the XZ plane, here with α more than or equal to being called the angle of depression at 0 o'clock, with α less than being called the elevation angle at 0 o'clock;
expression imaging plane is to the distance of the virtual focus of hyperbolic mirror, and
expression folds into the angle of penetrating light and Z axle;
Can know that from formula (1) bi-curved shape can be confirmed that these two parameters also can be with expressing apart from 2c and eccentricity k between the hyperbolic focus by parameter a, b, its mutual relationship is calculated through formula (6);
For the design of hyperbolic mirror, the size of minute surface and column vertical field of view scope are the design parameters that must consider, and formula (7) has been represented the computing method of column vertical angle of view α,
(7)
Here, Ri representes the radius at catadioptric minute surface edge, and h representes the vertical range of the focus of hyperboloid catadioptric minute surface to the mirror surface edge;
The eccentricity k design of hyperboloid minute surface must be satisfied following 3 constraint conditions, shown in formula (8);
（8）
The optical projection imaging process of the three-dimensional cinema system of a described collar curtain in the screen of described ring curtain is: described computing machine reads the full-view stereo video data through the panoramic picture reading unit; Through playout software the full-view stereo video image is transferred to described ring curtain projection unit and the described projection of the ring curtain down unit gone up respectively through the two-path video line; The described described high definition projector 2-6U of going up that goes up in the ring curtain projection unit projects panoramic picture on described second on the hyperboloid minute surface 2-2U, then through hyperboloid minute surface 2-2U catadioptric on described second and see through cross-polarization cylinder 2-10 and project on the described ring act screen 2-7; A described described high definition projector 2-6D down who encircles down in the curtain projection unit projects panoramic picture on described second time hyperboloid minute surface 2-2D, projects on the described ring curtain screen 2-7 through described second time hyperboloid minute surface 2-2D catadioptric and through vertical polarization cylinder 2-11 then; Because hyperboloid minute surface 1-2U has identical imaging parameters with first time hyperboloid minute surface 1-2D on hyperboloid minute surface 2-2U on described second, the second time hyperboloid minute surface 2-2D, first; The full-view stereo imaging model is a cylindrical model; The shape of ring curtain also be one columniform; Therefore this optical stereo projection imaging process just in time is the pan inverse process of stereoscopic video images optical stereo imaging process on 360 ° of ring curtain panoramic shooting devices and the described following 360 ° of ring curtain panoramic shooting devices on described of described 360 ° of ring curtain full-view stereo photography devices, and is as shown in Figure 9; The spectators of full-view stereo film need use polarising glass to watch, and the polarization direction of eyeglass is orthogonal, and every eyes all can only be seen corresponding picture, and eyes see that different contents will form three-dimensional image in brains like this;
Described 360 ° of ring curtain full-view stereo photography devices, the means of its stereo-picture that pans are through shooting person 360 ° of ring curtain full-view stereo photography devices to be held high to walk the limit in the top of oneself and take, and are as shown in Figure 5; The resulting full-view stereo video image of this image pickup method is just as beholder's viewing effect on the spot in person through the three-dimensional cinema system result of broadcast of described ring curtain;
The screen of described ring curtain is made by a flexible weaven goods of ring-type column type white, when playing ring curtain three-dimensional film, will encircle the curtain screen and put down, and then can be accommodated a circle at ordinary times so that carry; The column vertical angle of view α that the height H of ring curtain screen is calculated by formula (7) and the cylindrical radius R of ring curtain screen determine that as shown in Figure 9, computing formula is provided by formula (9),
In the formula;
is the column vertical angle of view of hyperbolic mirror; R is the cylindrical radius of ring curtain screen, and H is the height of ring curtain screen; The suspension height of ring curtain screen is confirmed by a described cover annular cinema system projection maximum elevation.
Embodiment 2
With reference to Fig. 1 ~ Fig. 9, all the other are identical with implementation method 1, and different is the image pickup method of full-view stereo video image, through shooting person 360 ° of ring curtain full-view stereo photography devices are fixed on the vehicle top, and go and take in the vehicle limit, as shown in Figure 6; The resulting full-view stereo video image of this image pickup method is to ride on the vehicle the experience in the surrounding enviroment just as beholder oneself through the three-dimensional cinema system result of broadcast of described ring curtain.
Embodiment 3
With reference to Fig. 1 ~ Fig. 9; All the other are identical with implementation method 1, and different is the image pickup method of full-view stereo video image, and this method is through shooting person 360 ° of ring curtain full-view stereo photography devices to be suspended on the flying object; In flight course, take, as shown in Figure 7; The resulting full-view stereo video image of this image pickup method is to face the experience in the air environment just as beholder oneself body as flying bird through the three-dimensional cinema system result of broadcast of described ring curtain.
Embodiment 4
With reference to Fig. 1 ~ Fig. 9; All the other are identical with implementation method 1; A different ring curtain screen is to adopt water injector to realize, when playing ring curtain three-dimensional film, starts the water ring curtain screen that water injector forms a ring-type column type, and the beholder adorns oneself with anaglyph spectacles can watch a ring curtain three-dimensional film in the water spray hollow cylinder; Simultaneously also can watch the full-view stereo film in water ring curtain screen outer ring, the light source that need enclose at the environment ShiShimonoseki closed cycle that is similar to night during projection is to guarantee drop shadow effect.
Embodiment 5
With reference to Fig. 1 ~ Fig. 9; All the other are identical with implementation method 1; Different encircles a curtain screen is to adopt transparent plastic film to realize; When playing ring curtain three-dimensional film, the ring curtain screen of the transparent plastic film of ring-type column type is put down; The beholder adorns oneself with anaglyph spectacles can watch a ring curtain three-dimensional film in the ring curtain screen of transparent plastic film, also can watch the full-view stereo film in the ring curtain screen outer ring of transparent plastic film simultaneously, and the light source that need enclose at the environment ShiShimonoseki closed cycle that is similar to night during projection is to guarantee drop shadow effect.
Claims (10)
1. one kind portable 360 ° are encircled the three-dimensional cinema systems of curtain; It is characterized in that: described portable 360 ° of three-dimensional cinema systems of ring curtain comprise one 360 ° ring curtain full-view stereo photography devices and the three-dimensional cinema projection of collar curtain system; Described 360 ° of ring curtain full-view stereo photography devices comprise two 360 ° of ring curtain panoramic shooting devices with identical parameters, are called 360 ° of ring curtain panoramic shooting devices and following 360 ° of ring curtain panoramic shooting devices respectively; Described last 360 ° of ring curtain panoramic shooting devices comprise on first on the hyperboloid minute surface, first on loam cake, first upper support bar, first auxiliary lens frame and last high definition image unit on the clear glass face, first; Described first upper support bar is upper coarse and lower fine round platform; The opening of hyperbolic mirror up on said first; The opening part of hyperbolic mirror is installed loam cake on first on said first; Have in the middle of the bottom of hyperboloid minute surface on described first and go up aperture on one first, the upper end of said first upper support bar is installed in goes up in the aperture on said first; Have an aperture about in the of first on described first in the middle of the top of clear glass face, the lower end of said first upper support bar is installed in said about in the of first in the aperture; Following and the last high definition image unit of auxiliary lens frame is connected on described first, and the clear glass face is installed on said first on the auxiliary lens frame on described first; The described lens location of going up the high definition image unit is configured in the virtual focus place of hyperboloid minute surface on described first;
Described following 360 ° of ring curtain panoramic shooting devices comprise first time hyperboloid minute surface, first time loam cake, first lower support bar, first time clear glass face, first time auxiliary lens frame and following high definition image unit; Described first lower support bar is up-thin-low-thick round platform; The opening of said first time hyperbolic mirror down; The opening part of said first time hyperbolic mirror is installed first time loam cake; Have first time following aperture in the middle of the end face of described first time hyperboloid minute surface; The lower end of said first lower support bar is installed in said first time following aperture, and centre, the bottom of described first time clear glass face has first time last aperture, and the upper end of said first lower support bar is installed in said first time and goes up in the aperture; Top and the following high definition image unit of the described first auxiliary lens frame is connected, and described first time clear glass face is installed in the bottom of the described first auxiliary lens frame; The described lens location of high definition image unit down is configured in the virtual focus place of described first time hyperboloid minute surface; The control of making a video recording synchronously of described last 360 ° of ring curtain panoramic shooting devices and described following 360 ° of ring curtain panoramic shooting devices;
The three-dimensional cinema projection of described collar curtain system comprises two ring curtains projection unit, the screen of ring curtain, computing machine and panoramic picture reading units with same projection parameter, and two ring curtain projection unit with same projection parameter are called ring curtain projection unit respectively and show a unit with ring curtain down; The described ring curtain projection unit of going up comprises on second on the hyperboloid minute surface, second on loam cake, second upper support bar, second auxiliary lens frame on the clear glass face, second, goes up high definition projector and cross-polarization cylinder; Described second upper support bar is upper coarse and lower fine round platform; The opening of hyperbolic mirror up on said second; The opening part of hyperbolic mirror is installed loam cake on second on said second; Have in the middle of the bottom of hyperboloid minute surface on described second and go up aperture on one second, the upper end of said second upper support bar is installed in goes up in the aperture on said second; Have an aperture about in the of second on described second in the middle of the top of clear glass face, the lower end of said second upper support bar is installed in said about in the of second in the aperture; Following and the last high definition projector of auxiliary lens frame is connected on described second, and the clear glass face is installed on said second on the auxiliary lens frame on described second; The described lens location of going up the high definition projector is configured in the virtual focus place of hyperboloid minute surface on described second; The upper end of described cross-polarization cylinder covers on being installed on described second, on said second on hyperboloid minute surface, second upper support bar and second the clear glass face all be positioned at said cross-polarization cylinder;
A described down ring curtain projection unit comprises second time hyperboloid minute surface, second time loam cake, second lower support bar, second time clear glass face, second time auxiliary lens frame, high definition projector and vertical polarization cylinder down; Second lower support bar is up-thin-low-thick round platform; The opening of said second time hyperbolic mirror down; The opening part of said second time hyperbolic mirror is installed second time loam cake; Have second time following aperture in the middle of the end face of described second time hyperboloid minute surface; The lower end of said second lower support bar is installed in said second time following aperture, has an aperture about in the of second in the middle of the bottom of described second time clear glass face, and the upper end of said second lower support bar is installed in said about in the of second in the aperture; Top and the following high definition projector of the described second auxiliary lens frame is connected, and described second time clear glass face is installed in the bottom of the described second auxiliary lens frame; The described lens location of high definition projector down is configured in the virtual focus place of described second time hyperboloid minute surface; The lower end of described vertical polarization cylinder covers on being installed on described second, and said second time hyperboloid minute surface, second lower support bar and second time clear glass face all are positioned at said vertical polarization cylinder;
Video card in the described computing machine is supported double end output, is connected respectively with the described following high definition projector that encircles down in act projection unit with the described last high definition projector that upward encircles in the curtain projection unit through two vision signal output connecting lines; The recording medium of the full-view video image that described last 360 ° of ring curtain panoramic shooting devices and described following 360 ° of ring curtain panoramic shooting devices are captured is put into described panoramic picture reading unit respectively; Described computing machine reads in the full-view video image of being preserved in the recording medium in the described panoramic picture reading unit respectively; The full-view video image that described last 360 ° of ring curtain panoramic shooting devices are captured is gone up last high definition projector projects in the ring curtain projection unit on described second on the hyperboloid minute surface through described, the panorama reflection through the catadioptric of hyperboloid minute surface on described second then through projecting after the filtration of cross-polarization cylinder in act screen of described ring; To described second time hyperboloid minute surface, the panorama reflection projects after vertically the polarization cylinder filters in the screen of described ring curtain through the catadioptric of described second time hyperboloid minute surface simultaneously that described following 360 ° of ring curtain panoramic shooting devices are captured full-view video image then through the following high definition projector projects in the described projection of the ring curtain down unit.
2. portable 360 ° of three-dimensional cinema systems of ring curtain as claimed in claim 1 is characterized in that: in described last 360 ° of ring curtain panoramic shooting devices, the upper end of first upper support bar is an external thread, and the lower end of first upper support bar is an internal thread; The diameter of going up aperture on said first is identical with the external thread diameter of first upper support bar, during connection with the external thread of first upper support bar penetrate the first hyperboloid minute surface first on nut the hyperboloid minute surface on first and first upper support bar are coupled together in the aperture; The described diameter of going up aperture for first time is identical with the internal thread aperture of first upper support bar, and a end that first upper support bar is thin passes on first with screw perpendicular to clear glass face on first that aperture couples together clear glass face on first upper support bar and first in first time on the clear glass face during connection; On described first the auxiliary lens frame below have one with last high definition image unit camera lens before the identical external thread of bore; Mode through the screw thread of screwing is fixed on auxiliary lens frame on first on the high definition image unit, and the clear glass face is embedded on described first in the auxiliary lens frame on described first;
In described following 360 ° of ring curtain panoramic shooting devices, the lower end of first lower support bar is an external thread, and the upper end of first lower support bar is an internal thread; The diameter of described first time following aperture is identical with the external thread diameter of first lower support bar, during connection the external thread of first lower support bar is penetrated in first time following aperture of the first hyperboloid minute surface with nut the first time hyperboloid minute surface and first lower support bar are coupled together; Described about in the of first the diameter of aperture identical with the internal thread aperture of first lower support bar, during connection the upper end of first lower support bar is passed first time aperture about in the of first on the clear glass face perpendicular to first time clear glass face with screw clear glass face on first upper support bar and first is coupled together; On described first the auxiliary lens frame above have one with following high definition image unit camera lens before the identical external thread of bore; Mode through the screw thread of screwing is fixed on auxiliary lens frame on first on the high definition image unit, and the clear glass face is embedded on described first in the auxiliary lens frame on described first.
3. portable 360 ° of three-dimensional cinema systems of ring curtain as claimed in claim 1 is characterized in that: described going up in the ring curtain projection unit, and the upper end of second upper support bar is an external thread, the lower end of second upper support bar is an internal thread; The diameter of going up aperture on said second is identical with the external thread diameter of second upper support bar, during connection with the external thread of second upper support bar penetrate the second hyperboloid minute surface second on nut the hyperboloid minute surface on second and second upper support bar are coupled together in the aperture; The described diameter of going up aperture for second time is identical with the internal thread aperture of second upper support bar, and a end that second upper support bar is thin passes on second with screw perpendicular to clear glass face on second that aperture couples together clear glass face on second upper support bar and second in second time on the clear glass face during connection; On described second the auxiliary lens frame below have one with last high definition image unit camera lens before the identical external thread of bore; Mode through the screw thread of screwing is fixed on auxiliary lens frame on second on the high definition image unit; The clear glass face is embedded on described second in the auxiliary lens frame on described second, and the top of described cross-polarization cylinder is embedded in the groove of loam cake on described second to be fixed;
In the described curtain of the ring down projection unit, the lower end of second lower support bar is an external thread, and the upper end of second lower support bar is an internal thread; The diameter of described second time following aperture is identical with the external thread diameter of second lower support bar, during connection the external thread of second lower support bar is penetrated in second time following aperture of the second hyperboloid minute surface with nut the second time hyperboloid minute surface and second lower support bar are coupled together; Described about in the of second the diameter of aperture identical with the internal thread aperture of second lower support bar, during connection the upper end of second lower support bar is passed second time aperture about in the of second on the clear glass face perpendicular to second time clear glass face with screw clear glass face on second upper support bar and second is coupled together; On described second the auxiliary lens frame above have one with following high definition image unit camera lens before the identical external thread of bore; Mode through the screw thread of screwing is fixed on auxiliary lens frame on second on the high definition image unit; The clear glass face is embedded on described second in the auxiliary lens frame on described second, and the bottom of described vertical polarization cylinder is embedded in the groove of described second time loam cake to be fixed.
4. like the described portable 360 ° of three-dimensional cinema systems of ring curtain of one of claim 1 ~ 3; It is characterized in that: in the three-dimensional cinema system of a described collar curtain, the distance on described first in the distance on described second between hyperboloid minute surface and the second time hyperboloid minute surface and described one the 360 ° ring curtain full-view stereo photography devices between hyperboloid minute surface and the first time hyperboloid minute surface equates; The axial line of the axial line of the AnchorPoint of hyperboloid minute surface and the AnchorPoint of described second time hyperboloid minute surface, the AnchorPoint of the described upward camera lens of high definition projector and the AnchorPoint of described high definition projector lens down, described cross-polarization cylinder and described vertical polarization cylinder is all on same axial line in the three-dimensional cinema system of a described collar curtain described second; The AnchorPoint of the AnchorPoint of the AnchorPoint of hyperboloid minute surface and described first time hyperboloid minute surface on described first in described one the 360 ° ring curtain full-view stereo photography devices, the described camera lens of going up the high definition image unit and the AnchorPoint of described high definition image unit camera lens down are on same axial line.
5. like the described portable 360 ° of three-dimensional cinema systems of ring curtain of one of claim 1 ~ 3; It is characterized in that: by two face-to-face configuration described second on hyperboloid minute surface and described second time hyperboloid minute surface respectively through through last laterally vertically the polarization cylinder with after vertically the polarization cylinder filters with two point-to-point ground in full accord of picture, catadioptric being mapped in act screen of described ring synchronously; The three-dimensional cinema system of described ring curtain is placed in the center of described ring curtain screen, and the level configurations of described ring curtain screen is in the three-dimensional cinema system stereoprojection scope of described ring curtain.
6. like the described portable 360 ° of three-dimensional cinema systems of ring curtain of one of claim 1 ~ 3; It is characterized in that: on described second on hyperboloid minute surface, the described second time hyperboloid minute surface, described first the hyperboloid minute surface with described first time hyperbolic mirror mask identical imaging parameters is arranged, the optical system that the hyperboloid minute surface constitutes is represented by following 5 equalities;
(2)
(5)
X, Y, Z representation space coordinate in the formula; C representes the focus of hyperbolic mirror; 2c representes two distances between the focus; A; B is respectively the real axis of hyperbolic mirror and the length of the imaginary axis; The angle of
expression incident ray on the XY plane; It is the position angle; α representes the angle of incident ray on the XZ plane, here with α more than or equal to being called the angle of depression at 0 o'clock, with α less than being called the elevation angle at 0 o'clock;
expression imaging plane is to the distance of the virtual focus of hyperbolic mirror, and
expression folds into the angle of penetrating light and Z axle;
Can know that from formula (1) bi-curved shape confirmed that by parameter a, b these two parameters are with expressing apart from 2c and eccentricity k between the hyperbolic focus, its mutual relationship is calculated through formula (6);
For the design of hyperbolic mirror, the size of minute surface and column vertical field of view scope are hyperboloid minute surface design important parameters, and formula (7) has been represented the computing method of column vertical angle of view α,
Here, Ri representes the radius at catadioptric minute surface edge, and h representes the vertical range of the focus of hyperboloid catadioptric minute surface to the mirror surface edge;
The eccentricity k design of hyperboloid minute surface must be satisfied following 3 constraint conditions, shown in formula (8);
7. like the described portable 360 ° of three-dimensional cinema systems of ring curtain of one of claim 1 ~ 3; It is characterized in that: described 360 ° of ring curtain full-view stereo photography devices, the means of its stereoscopic video images that pans are will described 360 ° of rings act full-view stereo photography devices to hold high to walk the limit in the top of oneself and take through shooting person.
8. like the described portable 360 ° of three-dimensional cinema systems of ring curtain of one of claim 1 ~ 3; It is characterized in that: described 360 ° of ring curtain full-view stereo photography devices; The means of its stereoscopic video images that pans are through shooting person described 360 ° of ring curtain panoramic shooting devices to be fixed on the vehicle top, go and take in the vehicle limit.
9. like the described portable 360 ° of three-dimensional cinema systems of ring curtain of one of claim 1 ~ 3; It is characterized in that: described 360 ° of ring curtain full-view stereo photography devices; The means of its stereoscopic video images that pans are through shooting person described 360 ° of ring curtain full-view stereo photography devices to be suspended on the flying object, in flight course, take.
10. portable 360 ° of three-dimensional cinema systems of ring curtain as claimed in claim 6; It is characterized in that: the screen of described ring curtain is made by a flexible weaven goods of ring-type column type white; When playing ring curtain three-dimensional film, will encircle the curtain screen and put down, then can be accommodated a circle at ordinary times; The column vertical angle of view α that the height H of ring curtain screen is calculated by formula (7) and the cylindrical radius R of ring curtain screen determine that as shown in Figure 9, computing formula is provided by formula (9),
In the formula;
is the column vertical angle of view of hyperbolic mirror; R is the cylindrical radius of ring curtain screen, and H is the height of ring curtain screen; The suspension height of ring curtain screen is to be confirmed by the full-view stereo imaging scope of the three-dimensional cinema system of a described collar curtain.
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| CN2011102709254A CN102323713A (en) | 2010-11-09 | 2011-09-14 | Portable 360-DEG circular-screen 3D theatre system |
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| CN2011102709254A CN102323713A (en) | 2010-11-09 | 2011-09-14 | Portable 360-DEG circular-screen 3D theatre system |
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| CN103235478A (en) * | 2012-12-19 | 2013-08-07 | 乔楠 | System, device, image processing method and apparatus for circular-screen stereographic image capturing |
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Application publication date: 20120118 |