CN102236172A - Projection system capable of outputting light sources of different polarities and using method thereof - Google Patents
Projection system capable of outputting light sources of different polarities and using method thereof Download PDFInfo
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- CN102236172A CN102236172A CN2010101677406A CN201010167740A CN102236172A CN 102236172 A CN102236172 A CN 102236172A CN 2010101677406 A CN2010101677406 A CN 2010101677406A CN 201010167740 A CN201010167740 A CN 201010167740A CN 102236172 A CN102236172 A CN 102236172A
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Abstract
A projection system capable of outputting light sources of different polarities comprises a polarization beam splitter (PBS) module, an image display module and an image projection module. The PBS module has a first PBS element, a second PBS element, a third PBS element and a fourth PBS element, which receive the light sources. The image display module has a first reflective image display panel and a second reflective image display panel, wherein the first reflective image display panel is arranged beside one side of the second PBS element, and the second reflective image display panel is arranged beside one side of the third PBS element. The image projection module has at least one projection camera arranged beside one side of the fourth PBS element. The projection system capable of outputting light sources of different polarities can solve the conventional defect that 3D effect only can be generated by using two projectors simultaneously.
Description
Technical field
The present invention refers to a kind of optical projection system and the using method thereof that can export the opposed polarity light source simultaneously especially relevant for a kind of optical projection system and using method thereof.
Background technology
Arrival along with the imformation age, add the dual development of optics science and technology and projection display technique, can export the digital projector of high resolving power and big picture, become enterprise's bulletin, meetings and activities, education and training even become in the home entertaining, at an indispensable ring that provides on the vision imaging.Therefore, the high quality of image of projector, high brightness, volume are light and handy, have become the great index of consumer on choosing.
Projector is that a kind of optical projection mode of utilizing is projected to Imaing projector on the large scale screen with image, if difference according to inner employed light valve (light valve), can roughly be divided into: cathode ray tube (CRT) projector, liquid crystal (Liquid Crystal Display, LCD) projector, digital light are handled (Digital Light Processing, DLP) projector and liquid crystal on silicon (LiquidCrystal on Silicon, LCOS) four kinds of main types such as projector.Wherein, light penetration is crossed liquid crystal panel (LCD panel) when operating because of liquid crystal projector, so it belongs to penetration projector, liquid crystal on silicon projector, digital light processing projector then are the principle video pictures by the light reflection in addition, so generally be called opaque projector again.
The ultimate principle of liquid crystal on silicon projector is similar to liquid crystal projector, and just liquid crystal on silicon shadow machine is to utilize silica-based liquid crystal panel (LCOS panel) to regulate the light signal that is come out to desire to be projected to screen by light emitted.Silica-based liquid crystal panel is to be circuit substrate and reflection horizon with the CMOS silicon, and then behind the coating fluid crystal layer, encapsulates with glass plate at last.Liquid crystal projector is to utilize light source to pass liquid crystal to regulate, and belongs to penetration, and is the framework that utilizes reflection in the liquid crystal on silicon projector, so the light that light emitted is come out can't penetrate silica-based liquid crystal panel, belongs to reflective.
In order to produce the stereopsis of 3D, traditional practice is to adopt two optical projection systems to produce S utmost point light beam and P utmost point light beam respectively.Yet, use two optical projection systems not only to increase extra cost simultaneously, and two optical projection systems have also taken bigger usage space.For this reason, the inventor is thoughts on can improving above-mentioned defective, so concentrated the observation and research and cooperates the scientific principle utilization, thereby has proposed reasonable in design and effectively improves the present invention of above-mentioned defective.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of optical projection system that can export the opposed polarity light source simultaneously, existingly must use two optical projection systems can produce the defective of 3D drop shadow effect simultaneously to solve.
Technical matters to be solved by this invention is to provide a kind of using method that can export the optical projection system of opposed polarity light source simultaneously, existingly must use two optical projection systems can produce the defective of 3D drop shadow effect simultaneously to solve.
In order to solve the problems of the technologies described above, according to wherein a kind of scheme of the present invention, provide a kind of optical projection system that can export the opposed polarity light source simultaneously, it is characterized in that, comprising: a polarization spectro module, an image display module and an image projecting module.Wherein, this polarization spectro module has the first polarization spectro element, one second polarization spectro element, one the 3rd polarization spectro element and one the 4th a polarization spectro element that is used to receive light source.This image display module has the second other reflection type image display panel of a side that other first a reflection type image display panel and of a side that is arranged at this second polarization spectro element is arranged at the 3rd polarization spectro element.This image projecting module has at least one other projection lens of a side that is arranged at the 4th polarization spectro element.
In order to solve the problems of the technologies described above, according to wherein a kind of scheme of the present invention, a kind of using method that can export the optical projection system of opposed polarity light source simultaneously is provided, it is characterized in that, comprise the following steps: at first, one polarization spectro module is provided, and it has the first polarization spectro element, one second polarization spectro element, one the 3rd polarization spectro element and one the 4th a polarization spectro element that is used to receive light source; Then, this light source is divided into the secondary light source that first light source and that has S utmost point light beam has P utmost point light beam by this first polarization spectro element region; Then, first light source of the above-mentioned S of having utmost point light beam is positioned at the reflection of the first other reflection type image display panel of a side of this second polarization spectro element and converts first light source that has P utmost point light beam to through this second polarization spectro element and one in regular turn, and first light source of the above-mentioned then P of having utmost point light beam is invested at least one other projection lens of a side that is arranged at the 4th polarization spectro element through this second polarization spectro element and the 4th polarization spectro element in regular turn; Next, the secondary light source of the above-mentioned P of having utmost point light beam passes the 3rd polarization spectro element and is arranged at the reflection of the second other reflection type image display panel of a side of the 3rd polarization spectro element and converts the secondary light source that has S utmost point light beam to through one, and the secondary light source of the above-mentioned then S of having utmost point light beam is invested above-mentioned at least one projection lens through the reflection of the 3rd polarization spectro element and the 4th polarization spectro element in regular turn; At last, the secondary light source of first light source of the above-mentioned P of having utmost point light beam and the above-mentioned S of having utmost point light beam is projected on the surface through above-mentioned at least one projection lens.
In order to solve the problems of the technologies described above, according to wherein a kind of scheme of the present invention, provide a kind of optical projection system that can export the opposed polarity light source simultaneously, it is characterized in that, comprising: a polarization spectro module, an image display module and an image projecting module.Wherein, this polarization spectro module has a single-piece X cylinder that is used to receive light source.This image display module has one first reflection type image display panel and one second reflection type image display panel.This image projecting module has at least one projection lens.In addition, this first reflection type image display panel is arranged at by the first side of this X cylinder, this second reflection type image display panel and above-mentioned at least one projection lens all are arranged at by the second side of this X cylinder, and this first side and this second side are two opposition side limits of this X cylinder.
Therefore, beneficial effect of the present invention is: because projection lens of the present invention can be launched the secondary light source of first light source that has P utmost point light beam and the above-mentioned S of having utmost point light beam simultaneously on an object surfaces, (for example the eyeglass of left eye can receive the S utmost point light beam when a kind of 3D glasses that can receive S utmost point light beam and P utmost point light beam were simultaneously watched this object surfaces so when the user wears, and the eyeglass of right eye can receive P utmost point light beam), can watch the stereopsis of 3D.
For enabling further to understand feature of the present invention and technology contents, see also following about detailed description of the present invention and accompanying drawing, yet appended graphic only provide with reference to and the explanation usefulness, be not to be used for the present invention is limited.
Description of drawings
Fig. 1 is the synoptic diagram of first embodiment of the optical projection system that can export the opposed polarity light source simultaneously of the present invention;
Fig. 2 is the synoptic diagram of second embodiment of the optical projection system that can export the opposed polarity light source simultaneously of the present invention;
Fig. 3 is first embodiment of the using method of the optical projection system that can export the opposed polarity light source simultaneously of the present invention or the process flow diagram of second embodiment;
Fig. 4 is the synoptic diagram of the 3rd embodiment of the optical projection system that can export the opposed polarity light source simultaneously of the present invention; And
Fig. 5 is the process flow diagram of the 3rd embodiment of the using method of the optical projection system that can export the opposed polarity light source simultaneously of the present invention.
Wherein, description of reference numerals is as follows:
Polarization spectro module 1 X cylinder 10
The first polarization spectro element 11
The second polarization spectro element 12
The 3rd polarization spectro element 13
The 4th polarization spectro element 14
The second reflection type image display panel 22
Image projecting module 3 projection lens 30
Lens 4
Object 5 surfaces 50
Light source L
S utmost point light beam S
P utmost point light beam P
The first light source 1LS that has S utmost point light beam
The first light source 1LP that has P utmost point light beam
The secondary light source 2LP that has P utmost point light beam
The secondary light source 2LS that has S utmost point light beam
Embodiment
See also shown in Figure 1ly, first embodiment of the invention provides a kind of optical projection system that can export the opposed polarity light source simultaneously, and it comprises: a polarization spectro module 1, an image display module 2 and an image projecting module 3.
Wherein, this polarization spectro module 1 has first a polarization spectro element 11 that is used to receive light source L, one second polarization spectro element 12, one the 3rd polarization spectro element 13 and one the 4th polarization spectro element 14, this first polarization spectro element 11 wherein, this second polarization spectro element 12, the 3rd polarization spectro element 13 and the 4th polarization spectro element 14 all can polarization splitting prisms, and this light source L has S utmost point light beam (represented as " ● " symbol among Fig. 1 and S label) and P utmost point light beam (represented as "-" symbol among Fig. 1 and P label) simultaneously.For instance, this first polarization spectro element 11, this second polarization spectro element 12, the 3rd polarization spectro element 13 and the 4th polarization spectro element 14 can be closely linked each other, so that this polarization spectro module 1 forms a single-piece or integrate shaped type module.
In other words, a wherein side of this second polarization spectro element 12 and a wherein side of this first polarization spectro element 11 closely link together, a wherein side of the 3rd polarization spectro element 13 and an other side of this first polarization spectro element 11 closely link together, a wherein side of the 4th polarization spectro element 14 and an other side of this second polarization spectro element 12 closely link together, and an other side of an other side of the 4th polarization spectro element 14 and the 3rd polarization spectro element 13 closely links together.By the tight binding of these polarization spectro elements, so that this polarization spectro module 1 forms a single-piece or integrate shaped type module.
Moreover this image display module 2 has the second reflection type image display panel 22 that first a reflection type image display panel 21 and that is arranged at a side other (first side 101 of this polarization spectro module 1 is other) of this second polarization spectro element 12 is arranged at a side other (second side 102 of this polarization spectro module 1 is other) of the 3rd polarization spectro element 13.For instance, this first reflection type image display panel 21 and this second reflection type image display panel 22 all can be reflective type silicon-based liquid crystal (LCOS) panel.Moreover this image projecting module 3 has at least one projection lens 30 that is arranged at a side other (second side 102 of this polarization spectro module 1 is other) of the 4th polarization spectro element 14.Wherein, this second reflection type image display panel 22 is other with the second side 102 that above-mentioned at least one projection lens 30 all is positioned at this polarization spectro module 1, and this second reflection type image display panel 22 and above-mentioned at least one projection lens 30 both adjacent preset distances.
Therefore, when this light source L invested the first polarization spectro element 11 of this polarization spectro module 1 through lens 4, this light source L can be distinguished into the secondary light source 2LP that first a light source 1LS and who has S utmost point light beam (represented as " ● " symbol among Fig. 1) has P utmost point light beam (represented as "-" symbol among Fig. 1) by this first polarization spectro element 11.
In addition, the first light source 1LS of the above-mentioned S of having utmost point light beam passes through the reflection of this second polarization spectro element 12 and this first reflection type image display panel 21 in regular turn and converts the first light source 1LP that has P utmost point light beam to, and the first light source 1LP of the above-mentioned P of having utmost point light beam passes through this second polarization spectro element 12 and the 4th polarization spectro element 14 in regular turn and invests above-mentioned at least one projection lens 30.
In addition, the secondary light source 2LP of the above-mentioned P of having utmost point light beam passes the reflection of the 3rd polarization spectro element 13 and this second reflection type image display panel 22 of process and converts the secondary light source 2LS that has S utmost point light beam to, and the secondary light source 2LS of the above-mentioned S of having utmost point light beam passes through the reflection of the 3rd polarization spectro element 13 and the 4th polarization spectro element 14 in regular turn and invests above-mentioned at least one projection lens 30.At last, the secondary light source 2LS of first light source 1LP of the above-mentioned P of having utmost point light beam and the above-mentioned S of having utmost point light beam is projected to through above-mentioned at least one projection lens 30 on the surface 50 of an object 5 on (for example surface of the cloth curtain used of projection image).
Therefore, because projection lens 30 of the present invention can be launched the secondary light source 2LS of the first light source 1LP that has P utmost point light beam and the above-mentioned S of having utmost point light beam simultaneously on the surface 50 of this object 5, (for example the eyeglass of left eye can receive the S utmost point light beam when a kind of 3D glasses that can receive S utmost point light beam and P utmost point light beam were simultaneously watched the surface 50 of this object 5 so when the user wears, and the eyeglass of right eye can receive P utmost point light beam), the user can watch the stereopsis of 3D.
See also shown in Figure 2ly, second embodiment of the invention provides a kind of optical projection system that can export the opposed polarity light source simultaneously, and it comprises: a polarization spectro module 1, an image display module 2 and an image projecting module 3.By among the figure as can be known, second embodiment of the invention is implemented maximum different being with first: in a second embodiment, this first polarization spectro element 11 is the other one chip polarization spectro sheet in a wherein side that the 3rd polarization spectro element 13 is taken up in a wherein side that is arranged at this second polarization spectro element 12.Therefore, have only this second polarization spectro element 12, the 3rd polarization spectro element 13 and the 4th polarization spectro element 14 to be closely linked each other and form the single-piece optical element.Change speech, a wherein side of the 4th polarization spectro element 14 and an other side of this second polarization spectro element 12 closely link together, and an other side of the 4th polarization spectro element 14 and an other side of the 3rd polarization spectro element 13 closely link together, so that this second polarization spectro element 12, the 3rd polarization spectro element 13 and the 4th polarization spectro element 14 threes are closely linked each other and form the single-piece optical element.In addition because the first polarization spectro element 11 of second embodiment is an one chip polarization spectro sheet, so second embodiment the brightness that can produce also greater than first embodiment.
See also shown in Figure 3ly, in first embodiment and second embodiment, the invention provides a kind of using method that can export the optical projection system of opposed polarity light source simultaneously, it comprises the following steps:
Step S100 is: at first, provide a polarization spectro module 1, it has the first polarization spectro element 11, one second polarization spectro element 12, one the 3rd polarization spectro element 13 and one the 4th a polarization spectro element 14 that is used to receive light source L.
Step S102 is: then, this light source L is distinguished into the secondary light source 2LP that first a light source 1LS and who has S utmost point light beam has P utmost point light beam by this first polarization spectro element 11.
Step S104 is: then, the first light source 1LS of the above-mentioned S of having utmost point light beam is positioned at the reflection of the first other reflection type image display panel 21 of a side of this second polarization spectro element 12 and converts the first light source 1LP that has P utmost point light beam to through this second polarization spectro element 12 and one in regular turn;
Step S106 is: next, the first light source 1LP of the above-mentioned P of having utmost point light beam passes through this second polarization spectro element 12 and the 4th polarization spectro element 14 in regular turn and invests at least one other projection lens 30 of a side that is arranged at the 4th polarization spectro element 14.
Step S108 is: and then, the secondary light source 2LP of the above-mentioned P of having utmost point light beam passes the 3rd polarization spectro element 13 and is arranged at the reflection of the second other reflection type image display panel 22 of a side of the 3rd polarization spectro element 13 and converts the secondary light source 2LS that has S utmost point light beam to through one.
Step S110 is: then, the secondary light source 2LS of the above-mentioned S of having utmost point light beam passes through the reflection of the 3rd polarization spectro element 13 and the 4th polarization spectro element 14 in regular turn and invests above-mentioned at least one projection lens 30.
Step S112 is: last, the first light source 1LP of the above-mentioned P of having utmost point light beam and the secondary light source 2LS of the above-mentioned S of having utmost point light beam are projected on the surface 50 of an object 5 through above-mentioned at least one projection lens 30.
See also shown in Figure 4ly, third embodiment of the invention provides a kind of optical projection system that can export the opposed polarity light source simultaneously, and it comprises: a polarization spectro module 1, an image display module 2 and an image projecting module 3.
Wherein, this polarization spectro module 1 has a single-piece X cylinder 10 that is used to receive light source L, wherein this X cylinder 10 has the function of polarization spectro, and this light source L has S utmost point light beam (represented as " ● " symbol among Fig. 4 and S label) and P utmost point light beam (represented as "-" symbol among Fig. 4 and P label) simultaneously.This image display module 2 has one first reflection type image display panel 21 and one second reflection type image display panel 22, and this first reflection type image display panel 21 and this second reflection type image display panel 22 all can be liquid crystal on silicon (LCOS) panel.This image projecting module 3 has at least one projection lens 30.In addition, this first reflection type image display panel 21 is arranged at 101 sides, first side of this X cylinder 10, this second reflection type image display panel 22 is other with the second side 102 that above-mentioned at least one projection lens 30 all is arranged at this X cylinder 10, and this first side 101 is two opposition side limits of this X cylinder 10 with this second side 102.
Therefore, when this light source L invested the X cylinder 10 of this polarization spectro module 1 through lens 4, this light source L was distinguished into the secondary light source 2LP that first a light source 1LS and who has S utmost point light beam (represented as " ● " symbol among Fig. 4) has P utmost point light beam (represented as "-" symbol among Fig. 4) by this X cylinder 10.
In addition, the first light source 1LS of the above-mentioned S of having utmost point light beam passes through the reflection of this X cylinder 10 and this first reflection type image display panel 21 in regular turn and converts the first light source 1LP that has P utmost point light beam to, and the first light source 1LP of the above-mentioned P of having utmost point light beam invests above-mentioned at least one projection lens 30 through this X cylinder 10.In addition, the secondary light source 2LP of the above-mentioned P of having utmost point light beam passes the reflection of this X cylinder 10 and this second reflection type image display panel 22 of process and converts the secondary light source 2LS that has S utmost point light beam to, and the secondary light source 2LS of the above-mentioned S of having utmost point light beam passes through the reflection (that is two secondary reflections of this X cylinder 10 of process) of this X cylinder 10 and invests above-mentioned at least one projection lens 30.At last, the secondary light source 2LS of first light source 1LP of the above-mentioned P of having utmost point light beam and the above-mentioned S of having utmost point light beam is projected to through above-mentioned at least one projection lens 30 on the surface 50 of an object 5 on (for example surface of the cloth curtain used of projection image).
Therefore, because projection lens 30 of the present invention can be launched the secondary light source 2LS of the first light source 1LP that has P utmost point light beam and the above-mentioned S of having utmost point light beam simultaneously on the surface 50 of this object 5, (for example the eyeglass of left eye can receive the S utmost point light beam when a kind of 3D glasses that can receive S utmost point light beam and P utmost point light beam were simultaneously watched the surface 50 of this object 5 so when the user wears, and the eyeglass of right eye can receive P utmost point light beam), the user can watch the stereopsis of 3D.
See also shown in Figure 5ly, in the 3rd embodiment, the invention provides a kind of using method that can export the optical projection system of opposed polarity light source simultaneously, it comprises the following steps:
Step S200 is: at first, provide a polarization spectro module 1, it has a single-piece X cylinder 10 that is used to receive light source L.
Step S202 is: then, this light source L is distinguished into the secondary light source 2LP that first a light source 1LS and who has S utmost point light beam has P utmost point light beam by this X cylinder 10.
Step S204 is: then, the first light source 1LS of the above-mentioned S of having utmost point light beam is positioned at the reflection of the first other reflection type image display panel 21 of the first side 101 of this X cylinder 10 and converts the first light source 1LP that has P utmost point light beam to through this X cylinder 10 and one in regular turn.
Step S206 is: next, the first light source 1LP of the above-mentioned P of having utmost point light beam invests at least one projection lens 30 that is arranged at 102 sides, second side of this X cylinder through this X cylinder 10.
Step S208 is: and then, the secondary light source 2LP of the above-mentioned P of having utmost point light beam passes this X cylinder 10 and is arranged at the reflection of the second other reflection type image display panel 22 of the second side 102 of this X cylinder 10 and converts the secondary light source 2LS that has S utmost point light beam to through one.
Step S210 is: then, the secondary light source 2LS of the above-mentioned S of having utmost point light beam passes through the reflection (that is two secondary reflections of this X cylinder 10 of process) of this X cylinder 10 and invests above-mentioned at least one projection lens 30, and wherein this first side 101 is two opposition side limits of this X cylinder 10 with this second side 102.
Step S212 is: last, the first light source 1LP of the above-mentioned P of having utmost point light beam and the secondary light source 2LS of the above-mentioned S of having utmost point light beam are projected on the surface 50 of an object 5 through above-mentioned at least one projection lens 30.
In sum, because projection lens 30 of the present invention can be launched the secondary light source 2LS of the first light source 1LP that has P utmost point light beam and the above-mentioned S of having utmost point light beam simultaneously on the surface 50 of this object 5, (for example the eyeglass of left eye can receive the S utmost point light beam when a kind of 3D glasses that can receive S utmost point light beam and P utmost point light beam were simultaneously watched the surface 50 of this object 5 so when the user wears, and the eyeglass of right eye can receive P utmost point light beam), the user can watch the stereopsis of 3D.
The above only is a preferable possible embodiments of the present invention, can not therefore limit to claim of the present invention, so the equivalence techniques that every utilization instructions of the present invention and graphic content are done changes, all is contained in the scope of the present invention.
Claims (18)
1. the optical projection system that can export the opposed polarity light source simultaneously is characterized in that, comprising:
One polarization spectro module, it has the first polarization spectro element, one second polarization spectro element, one the 3rd polarization spectro element and one the 4th a polarization spectro element that is used to receive light source;
One image display module, it has the second other reflection type image display panel of a side that other first a reflection type image display panel and of a side that is arranged at this second polarization spectro element is arranged at the 3rd polarization spectro element; And
One image projecting module, it has at least one other projection lens of a side that is arranged at the 4th polarization spectro element.
2. the optical projection system that can export the opposed polarity light source simultaneously as claimed in claim 1 is characterized in that: this light source is divided into the secondary light source that first light source and that has S utmost point light beam has P utmost point light beam by this first polarization spectro element region.
3. the optical projection system that can export the opposed polarity light source simultaneously as claimed in claim 2, it is characterized in that: first light source of the above-mentioned S of having utmost point light beam passes through the reflection of this second polarization spectro element and this first reflection type image display panel in regular turn and converts first light source that has P utmost point light beam to, and first light source of the above-mentioned P of having utmost point light beam passes through this second polarization spectro element and the 4th polarization spectro element in regular turn and invests above-mentioned at least one projection lens; The secondary light source of the above-mentioned P of having utmost point light beam passes the reflection of the 3rd polarization spectro element and this second reflection type image display panel of process and converts the secondary light source that has S utmost point light beam to, and the secondary light source of the above-mentioned S of having utmost point light beam passes through the reflection of the 3rd polarization spectro element and the 4th polarization spectro element in regular turn and invests above-mentioned at least one projection lens.
4. the optical projection system that can export the opposed polarity light source simultaneously as claimed in claim 1 is characterized in that: this first polarization spectro element, this second polarization spectro element, the 3rd polarization spectro element and the 4th polarization spectro element are closely linked each other.
5. the optical projection system that can export the opposed polarity light source simultaneously as claimed in claim 4, it is characterized in that: a wherein side of this second polarization spectro element and a wherein side of this first polarization spectro element closely link together, a wherein side of the 3rd polarization spectro element and an other side of this first polarization spectro element closely link together, a wherein side of the 4th polarization spectro element and an other side of this second polarization spectro element closely link together, and an other side of an other side of the 4th polarization spectro element and the 3rd polarization spectro element closely links together.
6. the optical projection system that can export the opposed polarity light source simultaneously as claimed in claim 1 is characterized in that: this second polarization spectro element, the 3rd polarization spectro element and the 4th polarization spectro element are closely linked each other.
7. the optical projection system that can export the opposed polarity light source simultaneously as claimed in claim 6, it is characterized in that: this first polarization spectro element is the other one chip polarization spectro sheet in a wherein side that the 3rd polarization spectro element is taken up in a wherein side that is arranged at this second polarization spectro element, a wherein side of the 4th polarization spectro element and an other side of this second polarization spectro element closely link together, and an other side of an other side of the 4th polarization spectro element and the 3rd polarization spectro element closely links together.
8. the optical projection system that can export the opposed polarity light source simultaneously as claimed in claim 1 is characterized in that: this first reflection type image display panel and this second reflection type image display panel are all silica-based liquid crystal panel.
9. the using method that can export the optical projection system of opposed polarity light source simultaneously is characterized in that, comprises the following steps:
One polarization spectro module is provided, and it has the first polarization spectro element, one second polarization spectro element, one the 3rd polarization spectro element and one the 4th a polarization spectro element that is used to receive light source;
This light source is divided into the secondary light source that first light source and that has S utmost point light beam has P utmost point light beam by this first polarization spectro element region;
First light source of the above-mentioned S of having utmost point light beam is positioned at the reflection of the first other reflection type image display panel of a side of this second polarization spectro element and converts first light source that has P utmost point light beam to through this second polarization spectro element and one in regular turn, and first light source of the above-mentioned then P of having utmost point light beam is invested at least one other projection lens of a side that is arranged at the 4th polarization spectro element through this second polarization spectro element and the 4th polarization spectro element in regular turn;
The secondary light source of the above-mentioned P of having utmost point light beam passes the 3rd polarization spectro element and is arranged at the reflection of the second other reflection type image display panel of a side of the 3rd polarization spectro element and converts the secondary light source that has S utmost point light beam to through one, and the secondary light source of the above-mentioned then S of having utmost point light beam is invested above-mentioned at least one projection lens through the reflection of the 3rd polarization spectro element and the 4th polarization spectro element in regular turn; And
The secondary light source of first light source of the above-mentioned P of having utmost point light beam and the above-mentioned S of having utmost point light beam is projected on the surface through above-mentioned at least one projection lens.
10. the using method that can export the optical projection system of opposed polarity light source simultaneously as claimed in claim 9 is characterized in that: this first polarization spectro element, this second polarization spectro element, the 3rd polarization spectro element and the 4th polarization spectro element are closely linked each other.
11. the using method that can export the optical projection system of opposed polarity light source simultaneously as claimed in claim 10, it is characterized in that: a wherein side of this second polarization spectro element and a wherein side of this first polarization spectro element closely link together, a wherein side of the 3rd polarization spectro element and an other side of this first polarization spectro element closely link together, a wherein side of the 4th polarization spectro element and an other side of this second polarization spectro element closely link together, and an other side of an other side of the 4th polarization spectro element and the 3rd polarization spectro element closely links together.
12. the using method that can export the optical projection system of opposed polarity light source simultaneously as claimed in claim 9 is characterized in that: this second polarization spectro element, the 3rd polarization spectro element and the 4th polarization spectro element are closely linked each other.
13. the using method that can export the optical projection system of opposed polarity light source simultaneously as claimed in claim 12, it is characterized in that: this first polarization spectro element is the other one chip polarization spectro sheet in a wherein side that the 3rd polarization spectro element is taken up in a wherein side that is arranged at this second polarization spectro element, a wherein side of the 4th polarization spectro element and an other side of this second polarization spectro element closely link together, and an other side of an other side of the 4th polarization spectro element and the 3rd polarization spectro element closely links together.
14. the using method that can export the optical projection system of opposed polarity light source simultaneously as claimed in claim 9 is characterized in that: this first reflection type image display panel and this second reflection type image display panel are all silica-based liquid crystal panel.
15. the optical projection system that can export the opposed polarity light source simultaneously is characterized in that, comprising:
One polarization spectro module, it has a single-piece X cylinder that is used to receive light source;
One image display module, it has one first reflection type image display panel and one second reflection type image display panel; And
One image projecting module, it has at least one projection lens;
Wherein, this first reflection type image display panel is arranged at by the first side of this X cylinder, this second reflection type image display panel and above-mentioned at least one projection lens all are arranged at by the second side of this X cylinder, and this first side and this second side are two opposition side limits of this X cylinder.
16. the optical projection system that can export the opposed polarity light source simultaneously as claimed in claim 15 is characterized in that: this light source is distinguished into the secondary light source that first light source and that has S utmost point light beam has P utmost point light beam by this X cylinder.
17. the optical projection system that can export the opposed polarity light source simultaneously as claimed in claim 16, it is characterized in that: first light source of the above-mentioned S of having utmost point light beam passes through the reflection of this X cylinder and this first reflection type image display panel in regular turn and converts first light source that has P utmost point light beam to, and first light source of the above-mentioned P of having utmost point light beam is invested above-mentioned at least one projection lens through this X cylinder; The secondary light source of the above-mentioned P of having utmost point light beam passes the reflection of this X cylinder and this second reflection type image display panel of process and converts the secondary light source that has S utmost point light beam to, and the secondary light source of the above-mentioned S of having utmost point light beam passes through the reflection of this X cylinder and invests above-mentioned at least one projection lens.
18. the optical projection system that can export the opposed polarity light source simultaneously as claimed in claim 15 is characterized in that: this first reflection type image display panel and this second reflection type image display panel are all silica-based liquid crystal panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101677406A CN102236172A (en) | 2010-04-22 | 2010-04-22 | Projection system capable of outputting light sources of different polarities and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101677406A CN102236172A (en) | 2010-04-22 | 2010-04-22 | Projection system capable of outputting light sources of different polarities and using method thereof |
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| CN102236172A true CN102236172A (en) | 2011-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010101677406A Pending CN102236172A (en) | 2010-04-22 | 2010-04-22 | Projection system capable of outputting light sources of different polarities and using method thereof |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003065737A2 (en) * | 2002-01-28 | 2003-08-07 | Thomson Licensing S. A. | Stereoscopic image projection system |
| CN2646733Y (en) * | 2003-07-18 | 2004-10-06 | 邵剑心 | 3D/2D switchable color projection display device |
| CN201440202U (en) * | 2009-06-25 | 2010-04-21 | 亚洲光学股份有限公司 | Three-dimensional image projection system |
-
2010
- 2010-04-22 CN CN2010101677406A patent/CN102236172A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003065737A2 (en) * | 2002-01-28 | 2003-08-07 | Thomson Licensing S. A. | Stereoscopic image projection system |
| CN2646733Y (en) * | 2003-07-18 | 2004-10-06 | 邵剑心 | 3D/2D switchable color projection display device |
| CN201440202U (en) * | 2009-06-25 | 2010-04-21 | 亚洲光学股份有限公司 | Three-dimensional image projection system |
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Application publication date: 20111109 |