CN103926784B - Optical projection system - Google Patents
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- CN103926784B CN103926784B CN201310014550.4A CN201310014550A CN103926784B CN 103926784 B CN103926784 B CN 103926784B CN 201310014550 A CN201310014550 A CN 201310014550A CN 103926784 B CN103926784 B CN 103926784B
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Abstract
A kind of optical projection system comprises at least one projector and a floating projection film.Projector is in order to project one first image to projecting plane.Floating projection film in order to by the first image on projecting plane in the mode of mirror image, on imaging surface formed one second image.One first angle is defined between projecting plane and a reference field.First angle is Y degree, and defines one second angle between floating projection film and reference field, and this second angle is 45+X degree, and wherein Y and X meets Y=2X in fact.Optical projection system provided by the present invention when not by place restriction, can be installed for user easily.
Description
Technical field
The present invention about a kind of image display system, especially in regard to a kind of optical projection system.
Background technology
Recently, floating shadow casting technique is applied in the occasions such as stage performance, art exhibition or commodity displaying at large, to promote singularity and interest.Projector frame is located on ceiling by general floating shadow casting technique, makes projector after ground projection image, then by floating projection film, ground image is formed a upright virtual image in the mode of mirror image.
But, in aforesaid way, stand upright on ground or stage to allow the virtual image, feel truer to allow beholder, therefore and be unfavorable for the installing of user the installation difficulty of projector and floating projection film is high and complicated, is more easily limited to place size and landform and cannot arranges neatly.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of being available for users to easily in the optical projection system that various place is installed.
According to one embodiment of the present invention, a kind of optical projection system can comprise at least one projector and a floating projection film.Projector is in order to project one first image to projecting plane.Floating projection film in order to by the first image on projecting plane in the mode of mirror image, on imaging surface formed one second image.One first angle is defined between projecting plane and a reference field.First angle is Y degree, and defines one second angle between floating projection film and reference field, and this second angle is 45+X degree, and wherein Y and X meets Y=2X in fact.
In one or more embodiment of the present invention, projector is adjacent to projecting plane.
In one or more embodiment of the present invention, projector can comprise a projector body, a lens module, a reflector mount and a catoptron.Projector body is adjacent to projecting plane.Lens module is arranged at projector body, and in order to produce and to amplify an initial image.Reflector mount connects projector body.Catoptron is arranged at reflector mount, and in order to the aberration of revising initial image and distortion, and revised initial image is reflexed to projecting plane, and form the first image.
In one or more embodiment of the present invention, the projection of projector is more satisfied in fact than TR: 0 < TR < 0.38.
In one or more embodiment of the present invention, define a ultimate range d between catoptron and projecting plane, wherein ultimate range d is satisfied in fact: 2.24 Li meter ≤d≤6.23 centimetre.
In one or more embodiment of the present invention, optical projection system also can comprise a floating projecting rack, and floating projection film lived by frame.Floating projecting rack comprises a near-end framework and a far-end framework relative with near-end framework, and near-end framework is connected to projecting plane, and far-end framework is away from projecting plane, and wherein projector is positioned at far-end framework.
In one or more embodiment of the present invention, optical projection system also can comprise a pivot driver mechanism, in order to drive projector's relative floating projection film pivotable.
In one or more embodiment of the present invention, optical projection system also can comprise a floating projecting rack and an angle-adjusting mechanism.Floating projection frame-saw lives floating projection film.Angle-adjusting mechanism is coupled in floating projecting rack, in order to adjust the second angle.
In one or more embodiment of the present invention, the angle of the second angle is satisfied in fact: 30≤45+X≤60.
In one or more embodiment of the present invention, projector is positioned at a ceiling, a floor or a wall.
In one or more embodiment of the present invention, reference field and a gravity direction substantial orthogonality.
In one or more embodiment of the present invention, optical projection system also can comprise an anamorphoser, is electrically connected projector.Anamorphoser comprises a deformation of image control module, in order to suppress the first deformation of image being positioned at projecting plane.
In one or more embodiment of the present invention, optical projection system also can comprise an anamorphoser, is electrically connected projector.Anamorphoser comprises an image joint unit, in order to splice multiple first images that multiple projector projects.
In one or more embodiment of the present invention, optical projection system also can comprise an anamorphoser, is electrically connected projector.Anamorphoser comprises an image overlap unit, multiple first images projected in order to overlap this projector multiple.
In one or more embodiment of the present invention, the penetrance T of floating projection film is satisfied in fact: 70%≤T≤90%.
In one or more embodiment of the present invention, optical projection system also can comprise at least one light fixture, is arranged at imaging surface back to the side in floating projection film.
In the above-mentioned embodiment of the present invention, projecting plane and floating projection film respectively and can define the first angle and the second angle between reference field, and the first angle and the second angle meet particular kind of relationship.Meeting under such relation, no matter how the angle of projecting plane and floating projection film or position change, imaging surface can with reference field or horizontal plane, beholder is felt, and the second imaging station stands on reference field or surface level, to promote the degree of verisimilitude of vision.Therefore, the optical projection system that above-mentioned embodiment provides when not by place restriction, can be installed for user easily.
The above only in order to set forth the present invention for the problem solved, the technological means of dealing with problems and effect etc. of producing thereof, detail of the present invention is introduced in detail by embodiment hereafter and relevant drawings.
Accompanying drawing explanation
For above and other object of the present invention, feature, advantage and embodiment can be become apparent, being described as follows of institute's accompanying drawings:
Fig. 1 illustrates the stereographic map of the optical projection system according to first embodiment of the invention.
Fig. 2 illustrates the side view of the optical projection system of Fig. 1.
Fig. 3 illustrates the projecting plane of Fig. 2, the angular relationship between floating projection film and reference field.
Fig. 4 illustrates the partial side view of the optical projection system of Fig. 1.
Fig. 5 illustrates according to the projector of first embodiment of the invention and the functional block diagram of anamorphoser.
Fig. 6 illustrates the stereographic map of the optical projection system according to second embodiment of the invention.
Fig. 7 illustrates the side view of the optical projection system of Fig. 6.
Fig. 8 illustrates the stereographic map of the optical projection system according to third embodiment of the invention.
Fig. 9 illustrates the side view of the optical projection system of Fig. 8.
Figure 10 illustrates the stereographic map of the optical projection system according to four embodiment of the invention.
Figure 11 illustrates the side view of the optical projection system of Figure 10.
Figure 12 illustrates the stereographic map of the optical projection system according to fifth embodiment of the invention.
Figure 13 illustrates the stereographic map of the optical projection system according to sixth embodiment of the invention.
Figure 14 illustrates the stereographic map of the optical projection system according to seventh embodiment of the invention.
Figure 15 illustrates the stereographic map of the optical projection system according to eighth embodiment of the invention.
Wherein, description of reference numerals is as follows:
100,110: projector
102,112: lens module
104: catoptron
106: reflector mount
108,114: projector body
116: pivot driver mechanism
200,210,220,230: floating projection film
202,212,222,232: near-end framework
204,214,224,234: far-end framework
206,216,226,236: floating projecting rack
300,310,320,330,340,350,360,370: the first images
302,312,322,332,342,352,362,372: the second images
400,410,420,430: projecting plane
500,510: imaging surface
610: reference field
620: stage table top
700: angle-adjusting mechanism
800: anamorphoser
810: image joint unit
820: image overlap unit
830: deformation of image control module
900: light fixture
A: beholder
B: true man
α: the first angle
β: the second angle
D: ultimate range
Z1: the three angle
Z2: the four angle
Embodiment
Below will with graphic exposure multiple embodiment of the present invention, as clearly stated, the details in many practices will be explained in the following description.But those of ordinary skill in the art should recognize, in some embodiments of the present invention, the details in these practices is also non-essential, does not therefore apply to limit the present invention.In addition, for the purpose of simplicity of illustration, some known usual structures and element illustrate it by the mode simply illustrated in the drawings.
first embodiment
Fig. 1 illustrates the stereographic map of the optical projection system according to first embodiment of the invention.Fig. 2 illustrates the side view of the optical projection system of Fig. 1.As shown in fig. 1 and 2, the optical projection system of present embodiment can comprise at least one projector 100 and a floating projection film 200.Projector 100 is in order to project one first image 300 to projecting plane 400.Floating projection film 200 in order to by the first image 300 on projecting plane 400 in the mode of mirror image, on imaging surface 500 formed one second image 302.
Should be appreciated that, " mirror image " described in this specification represents an object (such as: floating projection film 200) and can reflex in human eye by real image, the virtual image after making human eye watch minute surface.For example, the first image 300 can reflex in human eye by floating projection film 200, and the second image 302 after making human eye watch floating projection film 200.
Fig. 3 illustrates the projecting plane 400 of Fig. 2, the angular relationship between floating projection film 200 and a reference field 610.As shown in Figure 3, define one first angle α between projecting plane 400 and reference field 610, its angle is Y degree, defines one second angle β between floating projection film 200 and reference field 610, and its angle is 45+X degree.If make imaging surface 500 perpendicular to reference field 610, then the angle of the 4th angle Z2 between floating projection film 200 and imaging surface 500 is 45-X degree; The angle of the 3rd angle Z1 between projecting plane 400 and floating projection film 200 is 45-Y+X degree.Angle due to the 3rd angle Z1 between projecting plane 400 and floating projection film 200 can equal the angle of the 4th angle Z2 between floating projection film 200 and imaging surface 500, therefore can obtain: 45-Y+X=45-X, therefore can obtain: Y=2X.In other words, as long as meet the relational expression of Y=2X, even if floating projection film 200 and projecting plane 400 are subject to place restriction and must adjust angle, imaging surface 500 still can be substantially perpendicular to reference field 610.When stage table top 620 (can consult Fig. 1) is parallel with reference field 610, the second image 302 on imaging surface 500 can stand on stage table top 620, watches in order to beholder A.In some embodiments, when reference field 610 and stage table top 620 are all in level, that is, both all with gravity direction substantial orthogonality.In some embodiments, the angle of the second angle β is satisfied in fact: 30≤45+X≤60.
Should be appreciated that, " in fact " Representative errors scope described in this specification is less than 20%, is goodly less than 10%, and is goodly less than 5%.For example, " Y and X is satisfied in fact: Y=2X " can represent 2X × 80%≤Y≤2X × 120%, preferably, can represent 2X × 90%≤Y≤2X × 110%, better, can represent 2X × 95%≤Y≤2X × 105%.That is, " Y and X is satisfied in fact: Y=2X " does not represent that Y and 2X must be completely equal.
Should be appreciated that, " the first image " and " the second image " described in this specification can be static images, animation or film etc., but the present invention is not as limit.
Fig. 4 illustrates the partial side view of the optical projection system of Fig. 1.As shown in Figure 4, projector 100 is adjacent to projecting plane 400.Specifically, projector 100 can be a ultrashort focus projector, and it can project large area and the first image 300 (can consult Fig. 1) of almost aberrationless and distortion under short focus.Specifically, this ultrashort focus projector can comprise projector body 108, lens module 102, reflector mount 106 and a catoptron 104.Projector body 108 is adjacent to projecting plane 400.Implement in aspect in part, projector body 108 can contact with projecting plane 400, and in other enforcement aspect, projector body 108 can certainly be arranged on (not shown) on a tool, and this tool can be set up on projecting plane 400.Lens module 102 is positioned at projector body 108, and it is in order to produce and to amplify an initial image (not illustrating), and by initial image projection to catoptron 104.Reflector mount 106 connects projector body 108.Catoptron 104 is arranged at reflector mount 106, and separates with projector body 108 and lens module 102 phase.Revised initial image in order to the aberration of initial image revising lens module 102 and project and distortion, and is reflexed to projecting plane 400 by catoptron 104, and forms the first image 300.By lens module 102 and catoptron 104, projector 100 can project large area and the first image 300 of almost aberrationless and distortion under short focus.
One end of reflector mount 106 connects projector body 108, and the other end is separated with projector body 108, separates in order to catoptron 104 and projector body 108 and lens module 102 phase.The minute surface of catoptron 104 can be sphere or other aspheric curved surfaces, but the present invention is not as limit.
In present embodiment, projecting plane 400 is floor, and in other words, projector 100 is positioned on floor, and catoptron 104 can be utilized towards floor to project the first image 300 (can consult Fig. 1).
In present embodiment, the projection of projector 100 is more satisfied in fact than TR (ThrowRatio): 0 < TR < 0.38.In present embodiment, define a ultimate range d between catoptron 104 and projecting plane 400, wherein ultimate range d is satisfied in fact: 2.24 Li meter ≤d≤6.23 centimetre.The scope of above-mentioned ultimate range d can launch the picture of area between 87 inch to 97 inch, that is, only need about 2.24 to 6.23 centimetres of interval between catoptron 104 and projecting plane 400, can large area be projected and the first image 300 (can Fig. 1 be consulted) of almost aberrationless and distortion.Therefore, as long as catoptron 104 and projecting plane 400 are separated by about 2.24 to 6.23 centimetres, namely projector body 108 can be placed on projecting plane 400, and need not depart from projecting plane 400, therefore optical projection system requisite space can be reduced, thus user is helped to select the position of projector 100 more neatly.
Please consult Fig. 1 again, in present embodiment, optical projection system also can comprise floating projecting rack 206 and an angle-adjusting mechanism 700.Floating projection film 200 lived by floating projecting rack 206 frame.Angle-adjusting mechanism 700 is coupled in floating projecting rack 206, in order to adjust the second angle β (can consult Fig. 3) between floating projection film 200 and reference field 610.Angle-adjusting mechanism 700 connects floating projecting rack 206, and floating projecting rack 206 can be driven to rotate, so just can change the second angle β, thus be beneficial to floating projection film 200 is arranged at various different place (such as having the floor at the various different elevation angle).In some embodiments, time not parallel with reference field 610 (can Fig. 3 be consulted) when projecting plane 400, the angle of the first angle α is Y, and Y ≠ 0, angle-adjusting mechanism 700 can drive floating projection film 200 to rotate, to adjust the second angle β, its angle is made to be 45+X degree, wherein X ≠ 0, and X and Y is satisfied in fact: Y=2X, and imaging surface 500 so just can be made to be substantially perpendicular to reference field 610.In other words, even if projecting plane 400 is not parallel with reference field 610, still floating projection film 200 can be driven to rotate by angle-adjusting mechanism 700, and make imaging surface 500 be substantially perpendicular to reference field 610.Angle-adjusting mechanism 700 can be bearing motor, but the present invention is not as limit.
In some embodiments, the penetrance T of floating projection film 200 meets 70%≤T≤90% in fact, and for example, penetrance T can be 89%.Thus, floating projection film 200 not only can by the first image 300 on projecting plane 400 in the mode of mirror image, imaging surface 500 is formed the second image 302, also can see other objects (such as scenery etc.) at floating projection film 200 rear for beholder A.
As shown in fig. 1 and 2, in some embodiments, optical projection system also can comprise at least one light fixture 900, and it is arranged at imaging surface 500 back to the side in floating projection film 200.That is, imaging surface 500 is between floating projection film 200 and light fixture 900.When light fixture 900 is luminous, the stereoscopic sensation of the second image 302 can be highlighted.Light fixture 900 can be wall lamp or spotlight etc., but the present invention is not as limit.
As shown in Figure 1, in some embodiments, stage table top 620 also can true man B, this true man B can be interactive with the second image 302 on one's feet, to promote stage effect.
Fig. 5 illustrates according to the projector 100 of first embodiment of the invention and the functional block diagram of an anamorphoser 800.As shown in Figure 5, projector 100 can be electrically connected to anamorphoser 800.Anamorphoser 800 can comprise an image joint unit 810, and multiple first image 300 in order to splice multiple first images 300 (can consult Fig. 1) that multiple projector 100 projects, therefore can be spliced into the large scale image that has several times area by it.
In some embodiments, anamorphoser 800 also can comprise an image overlap unit 820, its multiple first images 300 (can consult Fig. 1) that can project in order to the multiple projector of overlap 100.As shown in Figure 1, multiple projector 100 can lay respectively at multiple edges on projecting plane 400, and each projector 100 all can utilize its catoptron 104 (can consult Fig. 4) to project one first image 300 towards projecting plane 400, these first images 300 can overlap each other, and promote overall brightness.Image overlap unit 820 can control the first image 300 that each projector 100 projects can be just overlapping, and can not be fuzzy shape, thus can make superimposed after the first image 300 and the second image 302 more clear.
Catoptron 104 (can consult Fig. 4) due to projector 100 can revise aberration and the distortion of image, therefore in general, when projector 100 lies against projecting plane 400 (can consult Fig. 4), the first image 300 that projector 100 casts out can not be out of shape.In some embodiments, projector 100 lies against projecting plane 400, the first image 300 that now projector 100 casts out may be out of shape, but, anamorphoser 800 can comprise a deformation of image control module 830, and projector 100 can utilize this deformation of image control module 830 to suppress to be positioned at first image 300 (the referring to Fig. 1) distortion on projecting plane 400.Thus, even if the first image 300 that projector 100 casts out may be out of shape because of environmental factor (such as projector 100 cannot lie against projecting plane 400), the deformation of image control module 830 of anamorphoser 800 still can control projector 100 and suppress distortion.
Above-mentioned anamorphoser 800 can be computer, central processing unit, microprocessor or digital signal processor etc., but the present invention is not as limit.Image joint unit 810, image overlap unit 820 and deformation of image control module 830 can be realized by the software in write anamorphoser 800 or firmware, but the present invention is not as limit.In some embodiments, anamorphoser 800 can in build in projector 100.
second embodiment
Fig. 6 illustrates the stereographic map of the optical projection system according to second embodiment of the invention.Fig. 7 illustrates the side view of the optical projection system of Fig. 6.As shown in the 6th and Fig. 7, the Main Differences of present embodiment and the first embodiment is: the projector 110 of present embodiment is not ultrashort focus projector, therefore, projector 110 be not position on projecting plane 400, in order to avoid cannot focus.Specifically, floating projecting rack 206 can comprise a near-end framework 202 and a far-end framework 204 relative with near-end framework 202.Near-end framework 202 is connected to projecting plane 400, and far-end framework 204 is away from projecting plane 400.Projector 110 is positioned at far-end framework 204, and and a segment distance of being separated by between projecting plane 400, the first image 310 can be projected on projecting plane 400 in order to projector 110.Similar in appearance to the first embodiment, floating projection film 200 also by the first image 310 on projecting plane 400 in the mode of mirror image, imaging surface 500 can form the second image 312.
As shown in Figure 7, in present embodiment, projector 110 can comprise lens module 112 and a projector body 114.Lens module 112 is positioned at one end of projector body 114, and directly projects the first image 310 (can consult Fig. 6) towards projecting plane 400.Optical projection system also can comprise a pivot driver mechanism 116, is connected between projector 110 and floating projection film 200.Pivot driver mechanism 116 can drive projector 110 floating projection film 200 pivotable relatively, to adjust the position of the first image 310.
In some embodiments, because projector 110 projects image towards projecting plane 400 obliquely, the first image 310 may be caused to be out of shape, therefore can, by the deformation of image control module 830 (can Fig. 5 be consulted) of anamorphoser 800, to suppress the first image 310 to be out of shape.For example, trapezoidal picture can be modified to rectangular frame by deformation of image control module 830.
The other technologies feature of present embodiment such as: angle-adjusting mechanism 700, anamorphoser 800 etc., is as contained in the first embodiment, at this not repeated description.
3rd embodiment
Fig. 8 illustrates the stereographic map of the optical projection system according to third embodiment of the invention.Fig. 9 illustrates the side view of the optical projection system of Fig. 8.As shown in the 8th and Fig. 9, the Main Differences of present embodiment and the first embodiment is: the projecting plane 410 of present embodiment is ceiling, but not floor.In other words, projector 100 is positioned at ceiling, and utilizes its catoptron 104 to project the first image 320 towards ceiling.Similar in appearance to the first embodiment, floating projection film 210 by the first image 320 on projecting plane 410 in the mode of mirror image, imaging surface 510 can form the second image 322.
In some embodiments, floating projection film 210 is lived by floating projecting rack 216 frames, and the angle between floating projection film 210 and projecting plane 410 is acute angle.
The other technologies feature of present embodiment, such as: anamorphoser 800 etc., as contained in the first embodiment, at this not repeated description.
4th embodiment
Figure 10 illustrates the stereographic map of the optical projection system according to four embodiment of the invention.Figure 11 illustrates the side view of the optical projection system of Figure 10.As shown in the 10th and Figure 11, the Main Differences of present embodiment and the second embodiment is: the projecting plane 410 of present embodiment is ceiling, but not floor.Due to projector 110 not ultrashort focus projector, therefore be positioned on floor and project the first image 330 towards ceiling.Floating projection film 210 by the first image 330 on projecting plane 410 in the mode of mirror image, imaging surface 510 can form the second image 332.
As shown in Figure 10, the near-end framework 212 of floating projection film 210 is connected to projecting plane 410 (that is, ceiling), and far-end framework 214 is away from projecting plane 410 (that is, be positioned at floor).Projector 110 is positioned at far-end framework 214, and and a segment distance of being separated by between projecting plane 410, the first image 330 can be projected on projecting plane 410 in order to projector 110.
In some embodiments, floating projection film 210 is lived by floating projecting rack 216 frames, and the angle between floating projection film 210 and projecting plane 410 is acute angle, in order to by the first image 330 in the mode of mirror image, imaging surface 510 is formed the second image 332.
In some embodiments, because projector 110 projects image towards projecting plane 410 obliquely, the first image 330 comparatively may be caused to be out of shape, therefore can, by the deformation of image control module 830 (can Fig. 5 be consulted) of anamorphoser 800, to suppress the first image 330 to be out of shape.For example, trapezoidal picture can be modified to rectangular frame by deformation of image control module 830.
The other technologies feature of present embodiment as contained in aforementioned embodiments, at this not repeated description.
5th embodiment
Figure 12 illustrates the stereographic map of the optical projection system according to fifth embodiment of the invention.As shown in figure 12, the Main Differences of present embodiment and above-mentioned embodiment is: projecting plane 420 is a wall, and floating projection film 220 is positioned at the left side on projecting plane 420.Projector 100 is ultrashort focus projector, and it can be positioned at projecting plane 420, and utilizes its catoptron 104 (can consult Fig. 4) to project the first image 340 towards projecting plane 420.Floating projection film 220 by the first image 340, in the mode of mirror image, can form the second image 342 at floating projection film 220 relative to the opposite side on projecting plane 420.
In some embodiments, floating projection film 220 is lived by floating projecting rack 226 frames, and the angle between floating projection film 220 and projecting plane 420 is acute angle.
The other technologies feature of present embodiment is contained as aforementioned embodiments, at this not repeated description.
6th embodiment
Figure 13 illustrates the stereographic map of the optical projection system according to sixth embodiment of the invention.As shown in figure 13, the Main Differences of present embodiment and above-mentioned embodiment is: projecting plane 430 is a wall, and floating projection film 230 is positioned at the right side on projecting plane 430.Projector 100 is ultrashort focus projector, and it can be positioned at projecting plane 430, and utilizes its catoptron 104 (can consult Fig. 4) to project the first image 350 towards projecting plane 430.Floating projection film 230 by the first image 350, in the mode of mirror image, can form the second image 352 at floating projection film 230 relative to the opposite side on projecting plane 430.
In some embodiments, floating projection film 230 is lived by floating projecting rack 236 frames, and the angle between floating projection film 230 and projecting plane 430 is acute angle.
The other technologies feature of present embodiment is contained as aforementioned embodiments, at this not repeated description.
7th embodiment
Figure 14 illustrates the stereographic map of the optical projection system according to seventh embodiment of the invention.As shown in figure 14, the Main Differences of present embodiment and above-mentioned embodiment is: projecting plane 420 is a wall, and floating projection film 220 is positioned at the left side on projecting plane 420.Projector 110 is not ultrashort focus projector.Floating projecting rack 226 comprises relative near-end framework 222 and far-end framework 224, and near-end framework 222 connects projecting plane 420, and far-end framework 224 is away from projecting plane 420.Projector 110 is positioned at far-end framework 224, and projects the first image 360 towards projecting plane 420.Floating projection film 220 by the first image 360, in the mode of mirror image, can form the second image 362 at floating projection film 220 relative to the opposite side on projecting plane 420.
The other technologies feature of present embodiment is contained as aforementioned embodiments, at this not repeated description.
8th embodiment
Figure 15 illustrates the stereographic map of the optical projection system according to eighth embodiment of the invention.As shown in figure 15, the Main Differences of present embodiment and above-mentioned embodiment is: projecting plane 430 is a wall, and floating projection film 230 is positioned at the right side on projecting plane 430.Projector 110 is not ultrashort focus projector.Floating projecting rack 236 comprises relative near-end framework 232 and far-end framework 234, and near-end framework 232 connects projecting plane 430, and far-end framework 234 is away from projecting plane 430.Projector 110 is positioned at far-end framework 234, and projects the first image 370 towards projecting plane 430.Floating projection film 230 by the first image 370, in the mode of mirror image, can form the second image 372 at floating projection film 230 relative to the opposite side on projecting plane 430.
The other technologies feature of present embodiment is contained as aforementioned embodiments, at this not repeated description.
Although the present invention discloses as above with embodiment; so itself and be not used to limit the present invention; any those of ordinary skill in the art; without departing from the spirit and scope of the present invention; when being used for a variety of modifications and variations, the scope that therefore protection scope of the present invention ought define depending on appended claim is as the criterion.
Claims (16)
1. an optical projection system, is characterized in that, comprises:
At least one projector, in order to project one first image to projecting plane; And
One floating projection film, in order to this first image on this projecting plane is formed one second image in the mode of mirror image on an imaging surface, wherein define one first angle between this projecting plane and a reference field, this first angle is Y degree, Y ≠ 0, and defining one second angle between this floating projection film and this reference field, this second angle is 45+X degree, and wherein Y and X is satisfied in fact: Y=2X.
2. optical projection system as claimed in claim 1, wherein this projector is adjacent to this projecting plane.
3. optical projection system as claimed in claim 1, wherein this projector comprises:
One projector body, is adjacent to this projecting plane;
One lens module, is arranged at this projector body, in order to produce and to amplify an initial image;
One reflector mount, connects this projector body; And
One catoptron, is arranged at this reflector mount, in order to revise aberration and the distortion of this initial image, and this initial image revised is reflexed to this projecting plane, and forms this first image.
4. optical projection system as claimed in claim 3, wherein the projection of this projector is more satisfied in fact than TR: 0 < TR < 0.38.
5. optical projection system as claimed in claim 3, wherein define a ultimate range d between this catoptron and this projecting plane, wherein this ultimate range d is satisfied in fact: 2.24 Li meter ≤d≤6.23 centimetre.
6. optical projection system as claimed in claim 1, also comprise a floating projecting rack, this floating projection film lived by frame, this floating projecting rack comprises a near-end framework and a far-end framework relative with this near-end framework, this near-end framework is connected to this projecting plane, and this far-end framework is away from this projecting plane, wherein this projector is positioned at this far-end framework.
7. optical projection system as claimed in claim 6, also comprises a pivot driver mechanism, in order to drive this projector this floating projection film pivotable relatively.
8. optical projection system as claimed in claim 1, also comprise a floating projecting rack, this floating projection film lived by frame; And
One angle-adjusting mechanism, is coupled in this floating projecting rack, in order to adjust this second angle.
9. optical projection system as claimed in claim 1, wherein the angle of this second angle is satisfied in fact: 30≤45+X≤60.
10. optical projection system as claimed in claim 1, wherein this projector is positioned at a ceiling, a floor or a wall.
11. optical projection systems as claimed in claim 1, wherein this reference field and a gravity direction substantial orthogonality.
12. optical projection systems as claimed in claim 1, also comprise an anamorphoser, be electrically connected this projector, this anamorphoser comprises a deformation of image control module, in order to suppress this first deformation of image being positioned at this projecting plane.
13. optical projection systems as claimed in claim 1, also comprise an anamorphoser, be electrically connected this projector, this anamorphoser comprises an image joint unit, in order to splice multiple described first image that multiple described projector projects.
14. optical projection systems as claimed in claim 1, also comprise an anamorphoser, be electrically connected this projector, this anamorphoser comprises an image overlap unit, multiple described first image projected in order to the multiple described projector of overlap.
15. optical projection systems as claimed in claim 1, wherein the penetrance T of this floating projection film is satisfied in fact: 70%≤T≤90%.
16. optical projection systems as claimed in claim 1, also comprise at least one light fixture, are arranged at this imaging surface back to the side in this floating projection film.
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| CN103926784A (en) | 2014-07-16 |
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