CN102262302A - Projection system capable of alternatively outputting different polarization image light sources and application method thereof - Google Patents
Projection system capable of alternatively outputting different polarization image light sources and application method thereof Download PDFInfo
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- CN102262302A CN102262302A CN2010101890623A CN201010189062A CN102262302A CN 102262302 A CN102262302 A CN 102262302A CN 2010101890623 A CN2010101890623 A CN 2010101890623A CN 201010189062 A CN201010189062 A CN 201010189062A CN 102262302 A CN102262302 A CN 102262302A
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Abstract
The invention discloses a projection system capable of alternatively outputting different polarization image light sources and an application method thereof. The projection system comprises a polarization splitting module, an image display module and a light polarity switching module. The polarization splitting module comprises at least one polarization splitting component, which is used for intermittently receiving a plurality of input light sources according to different time sequences. The image display module comprises at least one reflective image display panel, which is arranged near a first side of the at least one polarization splitting component. The light polarity switching module comprises at least one transmission liquid crystal light valve, which is arranged near a second side of the at least one polarization splitting component. Therefore, by means of the switching of the at least one transmission liquid crystal light valve, the transmission liquid crystal light valve disclosed by the invention is capable of intermittently and alternatively outputting image light sources with P-pole polarization beams and image light sources with S-pole polarization beams on the surface of an object.
Description
Technical field
The present invention relates to a kind of optical projection system and using method thereof, relate in particular to a kind of optical projection system and the using method thereof that can alternately export different polarization image light source.
Background technology
Press, arrival along with the information age, add under the dual development of optics science and technology and projection display technique, can export the digital projector of high-res 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 visual pattern.Therefore, the high image quality 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 with the image projection device of image projection to the large scale screen, 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 (Liquid Crystal onSilicon, LCOS) four kinds of main types such as projector.Wherein, liquid crystal projector because of when work light penetration cross liquid crystal panel (LCD panel), so liquid crystal projector 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 be referred to as 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 modulate 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 wafer, 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 modulate, 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 stereo-picture 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.Edge is, the improving of the above-mentioned defective of inventor's thoughts, and concentrated the observation and research, and cooperate the utilization of scientific principle, and propose a kind of reasonable in design and effectively improve 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 alternately export different polarization image light source, must use two optical projection systems can produce the defective of 3D drop shadow effect simultaneously to solve in the prior art.
Technical matters to be solved by this invention is to provide a kind of using method that can alternately export the optical projection system of different polarization image light source, must use two optical projection systems can produce the defective of 3D drop shadow effect simultaneously to solve in the prior art.
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 alternately export different polarization image light source, it comprises: a polarization spectro module, an image display and an auroral poles handover module.This polarization spectro module has the different sequential of at least one foundation and receives the polarization spectro element of a plurality of input light sources off and on.This image display has at least one other reflective image display panel in first side that is arranged at above-mentioned at least one polarization spectro element.This auroral poles handover module has at least one other penetration liquid crystal light valve in second side that is arranged at above-mentioned at least one 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 alternately export the optical projection system of different polarization image light source is provided, it comprises the following steps: at first, off and on first light source of a plurality of P of having utmost point light beams is invested at least one polarization spectro element according to different sequential; Then, first light source of the described a plurality of P of having utmost point light beams passes above-mentioned at least one polarization spectro element in regular turn and is reflected by at least one reflective image display panel in regular turn and convert the secondary light source of a plurality of S of having utmost point light beams to, and wherein above-mentioned at least one reflective image display panel is arranged at by the first side of above-mentioned at least one polarization spectro element; Then, the secondary light source of the described a plurality of S of having utmost point light beams is invested above-mentioned at least one polarization spectro element in regular turn and is invested at least one penetration liquid crystal light valve via the reflection of above-mentioned at least one polarization spectro element in regular turn, and wherein above-mentioned at least one penetration liquid crystal light valve is arranged at by the second side of above-mentioned at least one polarization spectro element; At last, the secondary light source of the described a plurality of S of having utmost point light beams passes above-mentioned at least one penetration liquid crystal light valve in regular turn, to produce the image light source that has the image light source of P utmost point light beam and have S utmost point light beam off and on and alternately.
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 alternately export the optical projection system of different polarization image light source is provided, it comprises the following steps: at first, off and on first light source of a plurality of S of having utmost point light beams is invested at least one polarization spectro element according to different sequential; Then, each first light source that has S utmost point light beam converts the secondary light source that has P utmost point light beam to via the reflection of above-mentioned at least one polarization spectro element and at least one reflective image display panel in regular turn, and wherein above-mentioned at least one reflective image display panel is arranged at by the first side of above-mentioned at least one polarization spectro element; Then, the secondary light source of the described a plurality of P of having utmost point light beams passes above-mentioned at least one polarization spectro element in regular turn and invests at least one penetration liquid crystal light valve in regular turn, and wherein above-mentioned at least one penetration liquid crystal light valve is arranged at by the second side of above-mentioned at least one polarization spectro element; At last, the secondary light source of the described a plurality of P of having utmost point light beams passes above-mentioned at least one penetration liquid crystal light valve in regular turn, to produce the image light source that has the image light source of S utmost point light beam and have P utmost point light beam off and on and alternately.
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 alternately export different polarization image light source, it comprises: a prism module, an image display and an auroral poles handover module.This prism module has the different sequential of at least one foundation and receives the total internal reflection prism of a plurality of input light sources off and on.This image display has at least one other reflective image display panel in first side that is arranged at above-mentioned at least one total internal reflection prism.This auroral poles handover module has at least one other penetration liquid crystal light valve in second side that is arranged at above-mentioned at least one total internal reflection prism.
Therefore, beneficial effect of the present invention is: by the switching (ON/OFF) of above-mentioned at least one penetration liquid crystal light valve, so that penetration liquid crystal light valve of the present invention can be off and on and alternately the output image light source that has the image light source of P utmost point light beam and have a S utmost point light beam on this 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), the user can watch the stereo-picture 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 accompanying drawing only provide with reference to and the explanation usefulness, be not to be used for protection scope of the present invention is limited.
Description of drawings
Figure 1A can alternately export the synoptic diagram of first embodiment of the optical projection system of different polarization image light source for the present invention;
Figure 1B is the schematic side view of the penetration liquid crystal light valve of first embodiment of the invention;
Fig. 1 C can alternately export the process flow diagram of first embodiment of using method of the optical projection system of different polarization image light source for the present invention;
Fig. 2 A can alternately export the synoptic diagram of second embodiment of the optical projection system of different polarization image light source for the present invention;
Fig. 2 B can alternately export the process flow diagram of second embodiment of using method of the optical projection system of different polarization image light source for the present invention;
Fig. 3 can alternately export the synoptic diagram of the 3rd embodiment of the optical projection system of different polarization image light source for the present invention; And
Fig. 4 can alternately export the part synoptic diagram of the 4th embodiment of the optical projection system of different polarization image light source for the present invention.
Wherein, description of reference numerals is as follows:
Polarization spectro module 1 polarization spectro element 10
Prism module 1a total internal reflection prism 10a
Catoptron 201
Auroral poles handover module 3 penetration liquid crystal light valves 30
Liquid crystal orienting film 301
Indium tin oxide layer 302
Image projection module 4 projection lens 40
The first light source L1
Secondary light source L2
Image light source L3
P utmost point light beam P
S utmost point light beam S
Embodiment
See also shown in Figure 1A and Figure 1B, first embodiment of the invention provides a kind of optical projection system that can alternately export different polarization image light source, and it comprises: a polarization spectro module 1, an image display 2, an auroral poles handover module 3 and an image projection module 4.
Wherein, this polarization spectro module 1 has the different sequential of at least one foundation (time sequence) and receives the polarization spectro element 10 of a plurality of input light sources off and on.This image display 2 has at least one reflective image display panel 20 that is arranged at 101 sides, first side of above-mentioned at least one polarization spectro element 10.This auroral poles handover module 3 has at least one penetration liquid crystal light valve 30 (transmission liquid crystal lightvalve) that is arranged at 102 sides, second side of above-mentioned at least one polarization spectro element 10, and the first side 101 of above-mentioned at least one polarization spectro element 10 is adjacent one another are with second side 102.This image projection module 4 has at least one other projection lens 40 of a side that is arranged at above-mentioned at least one penetration liquid crystal light valve 30, so that above-mentioned at least one penetration liquid crystal light valve 30 is arranged between above-mentioned at least one polarization spectro element 10 and the above-mentioned at least one projection lens 40.
In addition, shown in Figure 1B, above-mentioned at least one penetration liquid crystal light valve 30 has a liquid crystal layer 300 (liquid crystal), the two-layer upper surface of this liquid crystal layer 300 and the liquid crystal orienting film 301 of lower surface (liquid-crystal alignment film) of being arranged at respectively, the two-layer lip-deep indium tin oxide layer 302 (ITO) that is stacked in above-mentioned two-layer liquid crystal orienting film 301 respectively, the two-layer lip-deep glassy layer 303 (glass) that is stacked in above-mentioned two-layer indium tin oxide layer 302 respectively, and the two-layer lip-deep anti-reflection film 304 (anti-reflection film) that is stacked in above-mentioned layer glass layer 303 respectively.Yet above-mentioned defining of stacked structure for penetration liquid crystal light valve 30 just is used for for example, and is not in order to limit the present invention.
About first embodiment of the invention, for instance, shown in Figure 1A, defining each input light source is one to have the first light source L1 of P utmost point light beam (represented as "-" symbol in graphic and P label), each first light source L1 that has P utmost point light beam is a continuous RGB light source (RGB light source), and above-mentioned at least one reflective image display panel 20 is one to have reflective type silicon-based liquid crystal (LCOS) panel of a plurality of catoptrons 201 (mirror).
Therefore, the first light source L1 of the described a plurality of P of having utmost point light beams passes above-mentioned at least one polarization spectro element 10 in regular turn and is reflected by above-mentioned at least one reflective image display panel 20 in regular turn and convert the secondary light source L2 S utmost point polarized light source of image (that is have) of a plurality of S of having utmost point light beams (represented as " " symbol in graphic and S label) to, the secondary light source L2 of the described a plurality of S of having utmost point light beams invests above-mentioned at least one polarization spectro element 10 in regular turn and invests above-mentioned at least one penetration liquid crystal light valve 30 via the reflection of above-mentioned at least one polarization spectro element 10 in regular turn, and the secondary light source L2 of the described a plurality of S of having utmost point light beams passes above-mentioned at least one penetration liquid crystal light valve 30 in regular turn, to produce the image light source L3 that has the image light source L3 of P utmost point light beam and have S utmost point light beam off and on and alternately.In other words, by the switching (ON/OFF) (sequential of this switching can be adjusted with the need) of above-mentioned at least one penetration liquid crystal light valve 30, to export the image light source L3 that has the image light source L3 of P utmost point light beam and have S utmost point light beam from above-mentioned at least one penetration liquid crystal light valve 30 off and on and alternately.
Please cooperate shown in Figure 1A and Fig. 1 C, first embodiment of the invention provides a kind of using method that can alternately export the optical projection system of different polarization image light source, and it comprises the following steps:
Step S100 is: at first, off and on the first light source L1 of a plurality of P of having utmost point light beams (represented as "-" symbol in graphic and P label) is invested at least one polarization spectro element 10 according to different sequential.
Step S102 is: then, the first light source L1 of the described a plurality of P of having utmost point light beams passes above-mentioned at least one polarization spectro element 10 in regular turn and is reflected by at least one reflective image display panel 20 in regular turn and convert the secondary light source L2 S utmost point polarized light source of image (that is have) of a plurality of S of having utmost point light beams (represented as " " symbol in graphic and S label) to, and it is other that wherein above-mentioned at least one reflective image display panel 20 is arranged at the first side 101 of above-mentioned at least one polarization spectro element 10.
Step S104 is: then, the secondary light source L2 of the described a plurality of S of having utmost point light beams invests above-mentioned at least one polarization spectro element 10 in regular turn and invests at least one penetration liquid crystal light valve 30 via the reflection of above-mentioned at least one polarization spectro element 10 in regular turn, and wherein above-mentioned at least one penetration liquid crystal light valve 30 is arranged at 102 sides, second side of above-mentioned at least one polarization spectro element 10.
Step S106 is: next, the secondary light source L2 of the described a plurality of S of having utmost point light beams passes above-mentioned at least one penetration liquid crystal light valve in regular turn, to produce the image light source L3 that has the image light source L3 of P utmost point light beam and have S utmost point light beam off and on and alternately.
Step S108 is: last, the image light source L3 of the image light source L3 of the described a plurality of P of having utmost point light beams and the described a plurality of S of having utmost point light beams off and on and alternately be projected to off and on and alternately through an image projection module 4 on the surface 50 (for example surface of the cloth curtain used of projected image) of an object 5, wherein this image projection module 4 has at least one other projection lens 40 of a side that is arranged at above-mentioned at least one penetration liquid crystal light valve 30, so that above-mentioned at least one penetration liquid crystal light valve 30 is arranged between above-mentioned at least one polarization spectro element 10 and the above-mentioned at least one projection lens 40.
Therefore, switching (ON/OFF) by above-mentioned at least one penetration liquid crystal light valve 30, so that the projection lens of first embodiment of the invention 40 can be off and on and alternately the output image light source L3 that has the image light source L3 of P utmost point light beam and have a S utmost point light beam 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 stereo-picture of 3D.
Certainly, according to different design requirements, in first embodiment of the invention, each has the first light source L1 of P utmost point light beam also replaceable is a continuous white light source (white light source), and above-mentioned at least one reflective image display panel 20 also replaceable be one to have the reflective type silicon-based liquid crystal panel of a plurality of rgb filters 202 (RGB filter).Therefore, " continuous RGB light source cooperates the reflective type silicon-based liquid crystal panel with a plurality of catoptrons 201 " or " continuous white light source cooperates the reflective type silicon-based liquid crystal panel with a plurality of rgb filters 202 " all can be applicable to the present invention no matter be.
See also shown in Fig. 2 A, second embodiment of the invention provides a kind of optical projection system that can alternately export different polarization image light source, and it comprises: a polarization spectro module 1, an image display 2, an auroral poles handover module 3 and an image projection module 4.
Wherein, this polarization spectro module 1 has the different sequential of at least one foundation and receives the polarization spectro element 10 of a plurality of input light sources off and on.This image display 2 has at least one reflective image display panel 20 that is arranged at 101 sides, first side of above-mentioned at least one polarization spectro element 10.This auroral poles handover module 3 has at least one penetration liquid crystal light valve 30 that is arranged at 102 sides, second side of above-mentioned at least one polarization spectro element 10, and the first side 101 of above-mentioned at least one polarization spectro element 10 is two opposition side limits with the second side.This image projection module 4 has at least one other projection lens 40 of a side that is arranged at above-mentioned at least one penetration liquid crystal light valve 30, so that above-mentioned at least one penetration liquid crystal light valve 30 is arranged between above-mentioned at least one polarization spectro element 10 and the above-mentioned at least one projection lens 40.
For instance, shown in Fig. 2 A, defining each input light source is one to have the first light source L1 of S utmost point light beam (represented as " " symbol in graphic and S label), each first light source L1 that has S utmost point light beam is a continuous RGB light source, and above-mentioned at least one reflective image display panel 20 is one to have the reflective type silicon-based liquid crystal panel of a plurality of catoptrons 201.
Therefore, each first light source L1 that has a S utmost point light beam converts the secondary light source L2 that has P utmost point light beam (represented as "-" symbol in graphic and P label) the P utmost point polarized light source of image (that is have) in regular turn to via the reflection of above-mentioned at least one polarization spectro element 10 and above-mentioned at least one reflective image display panel 20, the secondary light source L2 of the described a plurality of P of having utmost point light beams passes above-mentioned at least one polarization spectro element 10 in regular turn and invests above-mentioned at least one penetration liquid crystal light valve 30 in regular turn, and the secondary light source L2 of the described a plurality of P of having utmost point light beams passes above-mentioned at least one penetration liquid crystal light valve 30 in regular turn, to produce the image light source L3 that has the image light source L3 of S utmost point light beam and have P utmost point light beam off and on and alternately.In other words, by the switching (ON/OFF) (sequential of this switching can be adjusted with the need) of above-mentioned at least one penetration liquid crystal light valve 30, to export the image light source L3 that has the image light source L3 of S utmost point light beam and have P utmost point light beam from above-mentioned at least one penetration liquid crystal light valve 30 off and on and alternately.
Please cooperate shown in Fig. 2 A and Fig. 2 B, second embodiment of the invention provides a kind of using method that can alternately export the optical projection system of different polarization image light source, and it comprises the following steps:
Step S200 is: at first, off and on the first light source L1 of a plurality of S of having utmost point light beams (represented as " " symbol in graphic and S label) is invested at least one polarization spectro element 10 according to different sequential.
Step S202 is: then, each first light source L1 that has a S utmost point light beam converts the secondary light source L2 that has P utmost point light beam (represented as "-" symbol in graphic and P label) the P utmost point polarized light source of image (that is have) in regular turn to via the reflection of above-mentioned at least one polarization spectro element 10 and at least one reflective image display panel 20, it is other that wherein above-mentioned at least one reflective image display panel 20 is arranged at the first side 101 of above-mentioned at least one polarization spectro element 10.
Step S204 is: then, the secondary light source L2 of the described a plurality of P of having utmost point light beams passes above-mentioned at least one polarization spectro element 10 in regular turn and invests at least one penetration liquid crystal light valve 30 in regular turn, and wherein above-mentioned at least one penetration liquid crystal light valve 30 is arranged at 102 sides, second side of above-mentioned at least one polarization spectro element 10.
Step S206 is: next, the secondary light source L2 of the described a plurality of P of having utmost point light beams passes above-mentioned at least one penetration liquid crystal light valve 30 in regular turn, to produce the image light source L3 that has the image light source L3 of S utmost point light beam and have P utmost point light beam off and on and alternately.
Step S208 is: last, the image light source L3 of the image light source L3 of the described a plurality of S of having utmost point light beams and the described a plurality of P of having utmost point light beams off and on and alternately be projected to off and on and alternately through an image projection module 4 on the surface 50 (for example surface of the cloth curtain used of projected image) of an object 5, wherein this image projection module 4 has at least one other projection lens 40 of a side that is arranged at above-mentioned at least one penetration liquid crystal light valve 30, so that above-mentioned at least one penetration liquid crystal light valve 30 is arranged between above-mentioned at least one polarization spectro element 10 and the above-mentioned at least one projection lens 40.
Therefore, switching (ON/OFF) by above-mentioned at least one penetration liquid crystal light valve 30, so that the projection lens of second embodiment of the invention 40 can be off and on and alternately the output image light source L3 that has the image light source L3 of S utmost point light beam and have a P utmost point light beam 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 stereo-picture of 3D.
Certainly, according to different design requirements, in second embodiment of the invention, each has the first light source L1 of S utmost point light beam also replaceable is a continuous white light source (white light source), and above-mentioned at least one reflective image display panel 20 also replaceable be one to have the reflective type silicon-based liquid crystal panel of a plurality of rgb filters 202 (RGB filter).Therefore, " continuous RGB light source cooperates the reflective type silicon-based liquid crystal panel with a plurality of catoptrons 201 " or " continuous white light source cooperates the reflective type silicon-based liquid crystal panel with a plurality of rgb filters 202 " all can be applicable to the present invention no matter be.
See also shown in Figure 3ly, third embodiment of the invention provides a kind of optical projection system that can alternately export different polarization image light source, and it comprises: a prism module 1a, an image display 2, an auroral poles handover module 3 and an image projection module 4.This prism module 1a has the different sequential of at least one foundation and receives the total internal reflection prism 10a (total Internal reflection prism) of a plurality of input light sources off and on, and above-mentioned at least one total internal reflection prism 10a can be made up of a plurality of prism 100a.This image display 2 has at least one reflective image display panel 20 that is arranged at 101 sides, first side of above-mentioned at least one total internal reflection prism 10a, and above-mentioned at least one reflective image display panel 20 can be digital light processing (DLP) panel.This auroral poles handover module 3 has at least one penetration liquid crystal light valve 30 that is arranged at 102 sides, second side of above-mentioned at least one total internal reflection prism 10a.This image projection module 4 has at least one other projection lens 40 of a side that is arranged at above-mentioned at least one penetration liquid crystal light valve 30, so that above-mentioned at least one penetration liquid crystal light valve 30 is arranged between above-mentioned at least one polarization spectro element 10 and the above-mentioned at least one projection lens 40.
Whereby, switching (ON/OFF) by above-mentioned at least one penetration liquid crystal light valve 30, so that the projection lens of third embodiment of the invention 40 can be off and on and alternately the output image light source L3 that has the image light source L3 of S utmost point light beam and have a P utmost point light beam 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 stereo-picture of 3D.
See also shown in Figure 4, fourth embodiment of the invention provides a kind of optical projection system that can alternately export different polarization image light source, and it comprises: a polarization spectro module (not shown), an image display 2, an auroral poles handover module 3 and an image projection module 4.This image display 2 has at least one reflective image display panel 20, it can be a penetration liquid crystal panel, and this penetration liquid crystal panel can be used for producing the S utmost point polarized light source that has image (as the 4th embodiment for example) or have the P utmost point polarized light source of image.By Fig. 4 and Figure 1A more as can be known, fourth embodiment of the invention is with the different of first embodiment: the employed penetration liquid crystal panel of the 4th embodiment can be used to replace the reflective type silicon-based liquid crystal panel of first embodiment.
Therefore, switching (ON/OFF) by above-mentioned at least one penetration liquid crystal light valve 30, so that the projection lens of fourth embodiment of the invention 40 can be off and on and alternately the output image light source L3 that has the image light source L3 of P utmost point light beam and have a S utmost point light beam 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 stereo-picture of 3D.
Certainly, in the 4th embodiment, also can omit the use of this polarization spectro module.In other words, no matter be the optical projection system formed by this polarization spectro module (not shown, but the polarization spectro module 1 of structural representation shown in Figure 1A), this image display 2, this auroral poles handover module 3 and this image projection module 4 or all alternately export the image light source of different polarizations by the optical projection system that this image display 2, this auroral poles handover module 3 and this image projection module 4 are formed.
The above only is a preferable possible embodiments of the present invention, and is non-so limit to scope of patent protection of the present invention, so the equivalence techniques that uses instructions of the present invention and accompanying drawing content to do such as changes, all is contained in protection scope of the present invention.
Claims (20)
1. the optical projection system that can alternately export different polarization image light source is characterized in that, comprising:
One polarization spectro module, it has the different sequential of at least one foundation and receives the polarization spectro element of a plurality of input light sources off and on;
One image display, it has at least one other reflective image display panel in first side that is arranged at above-mentioned at least one polarization spectro element; And
One auroral poles handover module, it has at least one other penetration liquid crystal light valve in second side that is arranged at above-mentioned at least one polarization spectro element.
2. the optical projection system that can alternately export different polarization image light source as claimed in claim 1, it is characterized in that, this optical projection system further comprises: an image projection module, it has at least one other projection lens of a side that is arranged at above-mentioned at least one penetration liquid crystal light valve, so that above-mentioned at least one penetration liquid crystal light valve is arranged between above-mentioned at least one polarization spectro element and the above-mentioned at least one projection lens.
3. the optical projection system that can alternately export different polarization image light source as claimed in claim 1, it is characterized in that, each input light source is one to have first light source of P utmost point light beam, first light source of the described a plurality of P of having utmost point light beams passes above-mentioned at least one polarization spectro element in regular turn and is reflected by above-mentioned at least one reflective image display panel in regular turn and convert the secondary light source of a plurality of S of having utmost point light beams to, the secondary light source of the described a plurality of S of having utmost point light beams is invested above-mentioned at least one polarization spectro element in regular turn and is invested above-mentioned at least one penetration liquid crystal light valve via the reflection of above-mentioned at least one polarization spectro element in regular turn, and the secondary light source of the described a plurality of S of having utmost point light beams passes above-mentioned at least one penetration liquid crystal light valve in regular turn, to produce the image light source that has the image light source of P utmost point light beam and have S utmost point light beam off and on and alternately.
4. the optical projection system that can alternately export different polarization image light source as claimed in claim 3, it is characterized in that, each first light source that has P utmost point light beam is a continuous RGB light source, and above-mentioned at least one reflective image display panel is one to have the reflective type silicon-based liquid crystal panel of a plurality of catoptrons.
5. the optical projection system that can alternately export different polarization image light source as claimed in claim 3, it is characterized in that, each first light source that has P utmost point light beam is a continuous white light source, and above-mentioned at least one reflective image display panel is one to have the reflective type silicon-based liquid crystal panel of a plurality of rgb filters.
6. the optical projection system that can alternately export different polarization image light source as claimed in claim 1, it is characterized in that, each input light source is one to have first light source of S utmost point light beam, each first light source that has S utmost point light beam converts the secondary light source that has P utmost point light beam to via the reflection of above-mentioned at least one polarization spectro element and above-mentioned at least one reflective image display panel in regular turn, the secondary light source of the described a plurality of P of having utmost point light beams passes above-mentioned at least one polarization spectro element in regular turn and invests above-mentioned at least one penetration liquid crystal light valve in regular turn, and the secondary light source of the described a plurality of P of having utmost point light beams passes above-mentioned at least one penetration liquid crystal light valve in regular turn, to produce the image light source that has the image light source of S utmost point light beam and have P utmost point light beam off and on and alternately.
7. the optical projection system that can alternately export different polarization image light source as claimed in claim 6, it is characterized in that, each first light source that has S utmost point light beam is a continuous RGB light source, and above-mentioned at least one reflective image display panel is one to have the reflective type silicon-based liquid crystal panel of a plurality of catoptrons.
8. the optical projection system that can alternately export different polarization image light source as claimed in claim 6, it is characterized in that, each first light source that has S utmost point light beam is a continuous white light source, and above-mentioned at least one reflective image display panel is one to have the reflective type silicon-based liquid crystal panel of a plurality of rgb filters.
9. the optical projection system that can alternately export different polarization image light source as claimed in claim 1, it is characterized in that above-mentioned at least one penetration liquid crystal light valve has the liquid crystal orienting film of a liquid crystal layer, the two-layer upper surface that is arranged at this liquid crystal layer respectively and lower surface, the two-layer lip-deep indium tin oxide layer that is stacked in above-mentioned two-layer liquid crystal orienting film respectively, the two-layer lip-deep glassy layer that is stacked in above-mentioned two-layer indium tin oxide layer respectively, and the two-layer lip-deep anti-reflection film that is stacked in above-mentioned layer glass layer respectively.
10. the using method that can alternately export the optical projection system of different polarization image light source is characterized in that, comprises the following steps:
Off and on first light source of a plurality of P of having utmost point light beams is invested at least one polarization spectro element according to different sequential;
First light source of the described a plurality of P of having utmost point light beams passes above-mentioned at least one polarization spectro element in regular turn and is reflected by at least one reflective image display panel in regular turn and convert the secondary light source of a plurality of S of having utmost point light beams to, and wherein above-mentioned at least one reflective image display panel is arranged at by the first side of above-mentioned at least one polarization spectro element;
The secondary light source of the described a plurality of S of having utmost point light beams is invested above-mentioned at least one polarization spectro element in regular turn and is invested at least one penetration liquid crystal light valve via the reflection of above-mentioned at least one polarization spectro element in regular turn, and wherein above-mentioned at least one penetration liquid crystal light valve is arranged at by the second side of above-mentioned at least one polarization spectro element; And
The secondary light source of the described a plurality of S of having utmost point light beams passes above-mentioned at least one penetration liquid crystal light valve in regular turn, to produce the image light source that has the image light source of P utmost point light beam and have S utmost point light beam off and on and alternately.
11. the using method that can alternately export the optical projection system of different polarization image light source as claimed in claim 10, it is characterized in that, this using method further comprises step: the image light source of the image light source of the described a plurality of P of having utmost point light beams and the described a plurality of S of having utmost point light beams is projected on the object surfaces through an image projection module off and on and alternately off and on and alternately, wherein this image projection module has at least one other projection lens of a side that is arranged at above-mentioned at least one penetration liquid crystal light valve, so that above-mentioned at least one penetration liquid crystal light valve is arranged between above-mentioned at least one polarization spectro element and the above-mentioned at least one projection lens.
12. the using method that can alternately export the optical projection system of different polarization image light source as claimed in claim 10, it is characterized in that, each first light source that has P utmost point light beam is a continuous RGB light source, and above-mentioned at least one reflective image display panel is one to have the reflective type silicon-based liquid crystal panel of a plurality of catoptrons.
13. the using method that can alternately export the optical projection system of different polarization image light source as claimed in claim 10, it is characterized in that, each first light source that has P utmost point light beam is a continuous white light source, and above-mentioned at least one reflective image display panel is one to have the reflective type silicon-based liquid crystal panel of a plurality of rgb filters.
14. the using method that can alternately export the optical projection system of different polarization image light source as claimed in claim 10, it is characterized in that above-mentioned at least one penetration liquid crystal light valve has the liquid crystal orienting film of a liquid crystal layer, the two-layer upper surface that is arranged at this liquid crystal layer respectively and lower surface, the two-layer lip-deep indium tin oxide layer that is stacked in above-mentioned two-layer liquid crystal orienting film respectively, the two-layer lip-deep glassy layer that is stacked in above-mentioned two-layer indium tin oxide layer respectively, and the two-layer lip-deep anti-reflection film that is stacked in above-mentioned layer glass layer respectively.
15. the using method that can alternately export the optical projection system of different polarization image light source is characterized in that, comprises the following steps:
Off and on first light source of a plurality of S of having utmost point light beams is invested at least one polarization spectro element according to different sequential;
Each first light source that has S utmost point light beam converts the secondary light source that has P utmost point light beam to via the reflection of above-mentioned at least one polarization spectro element and at least one reflective image display panel in regular turn, and wherein above-mentioned at least one reflective image display panel is arranged at by the first side of above-mentioned at least one polarization spectro element;
The secondary light source of the described a plurality of P of having utmost point light beams passes above-mentioned at least one polarization spectro element in regular turn and invests at least one penetration liquid crystal light valve in regular turn, and wherein above-mentioned at least one penetration liquid crystal light valve is arranged at by the second side of above-mentioned at least one polarization spectro element; And
The secondary light source of the described a plurality of P of having utmost point light beams passes above-mentioned at least one penetration liquid crystal light valve in regular turn, to produce the image light source that has the image light source of S utmost point light beam and have P utmost point light beam off and on and alternately.
16. the using method that can alternately export the optical projection system of different polarization image light source as claimed in claim 15, it is characterized in that, this using method further comprises step: the image light source of the image light source of the described a plurality of S of having utmost point light beams and the described a plurality of P of having utmost point light beams is projected on the object surfaces through an image projection module off and on and alternately off and on and alternately, wherein this image projection module has at least one other projection lens of a side that is arranged at above-mentioned at least one penetration liquid crystal light valve, so that above-mentioned at least one penetration liquid crystal light valve is arranged between above-mentioned at least one polarization spectro element and the above-mentioned at least one projection lens.
17. the using method that can alternately export the optical projection system of different polarization image light source as claimed in claim 15, it is characterized in that, each first light source that has S utmost point light beam is a continuous RGB light source, and above-mentioned at least one reflective image display panel is one to have the reflective type silicon-based liquid crystal panel of a plurality of catoptrons.
18. the using method that can alternately export the optical projection system of different polarization image light source as claimed in claim 15, it is characterized in that, each first light source that has S utmost point light beam is a continuous white light source, and above-mentioned at least one reflective image display panel is one to have the reflective type silicon-based liquid crystal panel of a plurality of rgb filters.
19. the using method that can alternately export the optical projection system of different polarization image light source as claimed in claim 15, it is characterized in that above-mentioned at least one penetration liquid crystal light valve has the liquid crystal orienting film of a liquid crystal layer, the two-layer upper surface that is arranged at this liquid crystal layer respectively and lower surface, the two-layer lip-deep indium tin oxide layer that is stacked in above-mentioned two-layer liquid crystal orienting film respectively, the two-layer lip-deep glassy layer that is stacked in above-mentioned two-layer indium tin oxide layer respectively, and the two-layer lip-deep anti-reflection film that is stacked in above-mentioned layer glass layer respectively.
20. the optical projection system that can alternately export different polarization image light source is characterized in that, comprising:
One prism module, it has the different sequential of at least one foundation and receives the total internal reflection prism of a plurality of input light sources off and on;
One image display, it has at least one other reflective image display panel in first side that is arranged at above-mentioned at least one total internal reflection prism; And
One auroral poles handover module, it has at least one other penetration liquid crystal light valve in second side that is arranged at above-mentioned at least one total internal reflection prism.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103235449A (en) * | 2013-05-08 | 2013-08-07 | 深圳市长江力伟股份有限公司 | Reflective liquid crystal on silicon (LCOS) display device and method |
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
- 2010-05-24 CN CN2010101890623A patent/CN102262302A/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 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103235449A (en) * | 2013-05-08 | 2013-08-07 | 深圳市长江力伟股份有限公司 | Reflective liquid crystal on silicon (LCOS) display device and method |
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Application publication date: 20111130 |