CN102654652A - Polarizing glasses, polarizing filter, projector and stereoscopic image system - Google Patents
Polarizing glasses, polarizing filter, projector and stereoscopic image system Download PDFInfo
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- CN102654652A CN102654652A CN2011100529793A CN201110052979A CN102654652A CN 102654652 A CN102654652 A CN 102654652A CN 2011100529793 A CN2011100529793 A CN 2011100529793A CN 201110052979 A CN201110052979 A CN 201110052979A CN 102654652 A CN102654652 A CN 102654652A
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Abstract
The invention discloses a pair of polarizing glasses, a polarizing filter, a projector and a stereoscopic image system, and is applied to the technical field of projection. The projector generates alternated image signal lights by adopting the polarizing filter according to a preset time such as the frequency of 120 frames per second; various image frames are alternated in sequence, and the vibration direction of the light can not be changed when the generated and alternated image lights are reflected to the polarizing glasses through a projection screen; a viewer only watches corresponding images through the left lens and the right lens of the polarizing glasses, namely, through the polarizing glasses, the viewer receives one left eye frame, then one right eye frame, then one left eye frame and then one right eye frame, thereby generating stereoscopic feel in a vision nervous system and realizing the purpose of viewing a stereoscopic image so as to achieve the purpose of viewing the stereoscopic image through one projector.
Description
Technical field
The present invention relates to the shadow casting technique field, relate in particular to a kind of polaroid glasses, polagizing filter, projector, stereo image system.
Background technology
Projector is a kind of equipment of forming images on projects images signal light to the projection screen of being used for, and existing projector comprises that liquid crystal (LCD) projector, liquid crystal on silicon (LCOS) projector, digital light handle (DLP) projector.
Stereoprojection realizes through the polarisation of light principle; The scheme of existing realization stereoprojection is to adopt two synchronous projects images of projector; The polarization direction of the polaroid before two projectors is orthogonal; Make the polarization direction of the two bundle polarized lights that produce also orthogonal; And polarized light be projected to special-purpose projection screen when reflexing to the beholder position again direction of polarized light can not change, the beholder can only see corresponding polarized light image through the polaroid glasses images of left and right eyes, thereby in visual system, produces stereo perception; Reach the purpose of viewing and admiring stereopsis, prior art also can't realize reaching the purpose of viewing and admiring stereopsis through a projector.
Summary of the invention
The technical matters that the present invention will solve provides a kind of polaroid glasses, polagizing filter, projector, stereo image system.
The object of the present invention is to provide a kind of polaroid glasses, comprising: left eyeglass, right eyeglass, frame;
Said left eyeglass is arranged on the said frame, comprises polarized lenses one, is used for seeing through the light that parallels direction with polar orientation;
Said right eyeglass is arranged on the said frame, comprises polarized lenses two, is used for seeing through the light that parallels direction with polar orientation;
The polar orientation irrelevancy of the polar orientation of said polarized lenses one and polarized lenses two is capable.
The objective of the invention is to also provides a kind of polagizing filter, comprising: electric field selector switch, electric field provide device, the polarizer;
Said electric field selector switch is used to select the schedule time, to the said polarizer electric field is provided;
Said electric field provides device, and being used for provides electric field to the said polarizer when said electric field selector switch selection provides electric field to the said polarizer;
The said polarizer comprises: first conductive layer, liquid crystal layer, second conductive layer;
Said first conductive layer is used for seeing through linearly polarized light one;
Said liquid crystal layer; Bonding with said first conductive layer, be used for rotating linearly polarized light one predetermined angular that said first conductive layer is seen through at said first conductive layer, when second conductive layer does not add electric field; Obtain linearly polarized light two, and see through the said linearly polarized light two that after rotation, obtains; When said electric field provides device that electric field is provided to said first conductive layer, second conductive layer, see through the linearly polarized light one that said first conductive layer is seen through;
Said second conductive layer, bonding with said liquid crystal layer, be used for seeing through linearly polarized light one, the linearly polarized light two that said liquid crystal layer saw through.
The objective of the invention is to and a kind of projector is provided, comprising: device for projecting, polagizing filter;
Said device for projecting is used for projects images signal light;
Said polagizing filter is arranged on the bang path of the picture signal light that said device for projecting projects, and comprising: electric field selector switch, electric field provide device, the polarizer;
Said electric field selector switch is used to select the schedule time, to the said polarizer electric field is provided;
Said electric field provides device, and being used for provides electric field to the said polarizer when said electric field selector switch selection provides electric field to the said polarizer;
The said polarizer comprises: first conductive layer, liquid crystal layer, second conductive layer;
Said first conductive layer is used for seeing through the picture signal light that said device for projecting projected, and obtains linearly polarized light one;
Said liquid crystal layer, bonding with said first conductive layer, be used for rotating said linearly polarized light one predetermined angular at said first conductive layer, when second conductive layer does not add electric field, obtain linearly polarized light two, and see through the said linearly polarized light two that after rotation, obtains; When said electric field provides device that electric field is provided to said first conductive layer, second conductive layer, see through said linearly polarized light one;
Said second conductive layer, bonding with said liquid crystal layer, be used for seeing through linearly polarized light one, the linearly polarized light two that said liquid crystal layer saw through.
The objective of the invention is to provides a kind of stereo image system again, comprising: projector, projection screen, polaroid glasses;
Said projector comprises: device for projecting, polagizing filter;
Said device for projecting is used for projects images signal light;
Said polagizing filter is arranged on the bang path of the picture signal light that said device for projecting projects, and comprising: electric field selector switch, electric field provide device, the polarizer;
Said electric field selector switch is used to select the schedule time, to the said polarizer electric field is provided;
Said electric field provides device, and being used for provides electric field to the said polarizer when said electric field selector switch selection provides electric field to the said polarizer;
The said polarizer comprises: first conductive layer, liquid crystal layer, second conductive layer;
Said first conductive layer is used for seeing through the picture signal light that said device for projecting projected, and obtains linearly polarized light one;
Said liquid crystal layer, bonding with said first conductive layer, be used for rotating said linearly polarized light one predetermined angular at said first conductive layer, when second conductive layer does not add electric field, obtain linearly polarized light two, and see through the said linearly polarized light two that after rotation, obtains; When said electric field provides device that electric field is provided to said first conductive layer, second conductive layer, see through said linearly polarized light one;
Said second conductive layer, bonding with said liquid crystal layer, be used for seeing through linearly polarized light one, the linearly polarized light two that said liquid crystal layer saw through;
Said projection screen is arranged on the bang path of polagizing filter saw through described in the said projector linearly polarized light one, linearly polarized light two, is used to reflect the linearly polarized light one that said polagizing filter sees through, and obtains linearly polarized light three; Reflect the linearly polarized light two that said polagizing filter sees through, obtain linearly polarized light four; The direction of vibration of the direction of vibration of the said linearly polarized light that obtains three and linearly polarized light one parallels, and the direction of vibration of the direction of vibration of the said linearly polarized light that obtains four and linearly polarized light two parallels;
Said polaroid glasses are arranged on the bang path of the linearly polarized light three that obtains after the reflection of said projection screen, linearly polarized light four, comprising: left eyeglass, right eyeglass, frame;
Said left eyeglass is arranged on the said frame, comprises polarized lenses one, is used for seeing through the linearly polarized light three that parallels direction with polar orientation;
Said right eyeglass is arranged on the said frame, comprises polarized lenses two, is used for seeing through the linearly polarized light four that parallels direction with polar orientation;
The polar orientation irrelevancy of the polar orientation of said polarized lenses one and polarized lenses two is capable.
Projector applications polagizing filter of the present invention produces picture signal light alternately like the frequency of per second 120 frames on schedule; Each picture frame replaces in order; And the direction of vibration of the picture signal light light when projection screen reflexes to polaroid glasses that replaces of this generation can not change, and the beholder can only see corresponding image through polaroid glasses left side eyeglass, right eyeglass, and promptly the beholder receives a left-eye frame through polaroid glasses; Next right eye frame; Another left-eye frame then, another right eye frame next, thus in visual system, produce stereo perception; Reach the purpose of viewing and admiring stereopsis, reach the purpose of viewing and admiring stereopsis through a projector thereby reach realization.
Stereo image system of the present invention is used projector and is produced picture signal light alternately like the frequency of per second 120 frames on schedule; Each picture frame replaces in order; And the direction of vibration of the picture signal light light when projection screen reflexes to polaroid glasses that replaces of this generation can not change, and the beholder can only see corresponding image through polaroid glasses left side eyeglass, right eyeglass, and promptly the beholder receives a left-eye frame through polaroid glasses; Next right eye frame; Another left-eye frame then, another right eye frame next, thus in visual system, produce stereo perception; Reach the purpose of viewing and admiring stereopsis, reach the purpose of viewing and admiring stereopsis through a projector thereby reach realization.
Description of drawings
Fig. 1 is the synoptic diagram of polaroid glasses of the present invention;
Fig. 2 is the synoptic diagram of polagizing filter of the present invention;
Fig. 3 is the synoptic diagram of the polarizer;
Fig. 4 is the synoptic diagram of projector of the present invention;
Fig. 5 is the synoptic diagram of stereo image system of the present invention.
Embodiment
The present invention provides a kind of polaroid glasses, polagizing filter, projector, stereo image system, is applied to the shadow casting technique field, and projector applications polagizing filter of the present invention produces picture signal light alternately like the frequency of per second 120 frames on schedule; Each picture frame replaces in order; And the direction of vibration of the picture signal light light when projection screen reflexes to polaroid glasses that replaces of this generation can not change, and the beholder can only see corresponding image through polaroid glasses left side eyeglass, right eyeglass, and promptly the beholder receives a left-eye frame through polaroid glasses; Next right eye frame; Another left-eye frame then, another right eye frame next, thus in visual system, produce stereo perception; Reach the purpose of viewing and admiring stereopsis, reach the purpose of viewing and admiring stereopsis through a projector thereby reach realization.
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
The present invention provides a kind of polaroid glasses.
See also Fig. 1, be the synoptic diagram of polaroid glasses of the present invention, these polaroid glasses 100 comprise: left eyeglass 101, right eyeglass 102, frame 103;
Wherein, left eyeglass 101 is arranged on the frame 103, comprises polarized lenses one, is used for seeing through the light that parallels direction with polar orientation;
Wherein, right eyeglass 102 is arranged on the frame 103, comprises polarized lenses two, is used for seeing through the light that parallels direction with polar orientation;
Wherein, the polar orientation irrelevancy of the polar orientation of polarized lenses one and polarized lenses two is capable.
The present invention also provides a kind of polagizing filter.
See also Fig. 2, be the synoptic diagram of polagizing filter of the present invention, this polagizing filter 200 comprises: electric field selector switch 201, electric field provide device 202, the polarizer 203.
Wherein, electric field selector switch 201 is used to select the schedule time, to the polarizer 203 electric field is provided.
Wherein, electric field provides device 202, and being used for provides electric field to the polarizer 203 when 201 selections of electric field selector switch provide electric field to the polarizer 203.
See also Fig. 3, be the synoptic diagram of the polarizer, this polarizer 203 comprises: first conductive layer 2031, liquid crystal layer 2032, second conductive layer 2033;
First conductive layer 2031 is used for seeing through linearly polarized light one;
Liquid crystal layer 2032; Bonding with first conductive layer 2031, be used at first conductive layer 2031, when second conductive layer 2033 does not add electric field, rotate linearly polarized light one predetermined angular that first conductive layer 2031 is seen through; Obtain linearly polarized light two, and see through the linearly polarized light two that this obtains after rotation; When electric field provides device 202 that electric field is provided to first conductive layer 2031, second conductive layer 2033, see through the linearly polarized light one that first conductive layer 2031 is seen through;
Second conductive layer 2033, bonding with liquid crystal layer 2032, be used for seeing through linearly polarized light one, the linearly polarized light two that liquid crystal layer 2032 is seen through.
Wherein, electric field selector switch 201 is selected the schedule time, provides the process of electric field to comprise to the polarizer 203:
Electric field selector switch 201 is chosen in N/120 during second, to the polarizer 203 electric field is provided, and N wherein comprises odd number, even number.
Wherein, first conductive layer 2031 comprises tin indium oxide (ITO) electro-conductive glass, is used for seeing through linearly polarized light one.
Wherein, second conductive layer 2033 comprises tin indium oxide ITO electro-conductive glass, and is bonding with liquid crystal layer 2032, is used for seeing through linearly polarized light one, the linearly polarized light two that liquid crystal layer 2032 is seen through.
Wherein, Liquid crystal layer 2032 comprises twisted-nematic (TN) type liquid crystal layer; Bonding with first conductive layer 2031, be used at first conductive layer 2031, when second conductive layer 2033 does not add electric field, rotate linearly polarized light one 90 degree that first conductive layer 2031 is seen through; Obtain linearly polarized light two, and see through the linearly polarized light two that this obtains after rotation; When electric field provides device 202 that electric field is provided to first conductive layer 2031, second conductive layer 2033, see through the linearly polarized light one that first conductive layer 2031 is seen through.
Wherein, Liquid crystal layer 2032 super twisted nematic (STN) type liquid crystal layer; Bonding with first conductive layer 2031, be used at first conductive layer 2031, when second conductive layer 2033 does not add electric field, rotate linearly polarized light one 270 degree that first conductive layer 2031 is seen through; Obtain linearly polarized light two, and see through the linearly polarized light two that this obtains after rotation; When electric field provides device 202 that electric field is provided to first conductive layer 2031, second conductive layer 2033, see through the linearly polarized light one that first conductive layer 2031 is seen through.
Wherein, electric field selector switch 201 comprises the power supply gate, is used to select the schedule time, to the polarizer 203 electric field is provided.
Wherein, electric field provides device 202 to comprise power supply, and being used for provides electric field to the polarizer 203 when 201 selections of electric field selector switch provide electric field to the polarizer 203.
The present invention provides a kind of projector again.
See also Fig. 4, be the synoptic diagram of projector of the present invention, this projector 400 comprises: device for projecting 401, polagizing filter 402;
Device for projecting 401 is used for projects images signal light;
Electric field selector switch 4021 is used to select the schedule time, to the polarizer 4023 electric field is provided;
Electric field provides device 4022, and being used for provides electric field to the polarizer 4023 when 4021 selections of electric field selector switch provide electric field to the polarizer 4023;
The polarizer 4023 comprises: first conductive layer 40231, liquid crystal layer 40232, second conductive layer 40233;
First conductive layer 40231 is used for seeing through the picture signal light that device for projecting 401 is projected, and obtains linearly polarized light one;
Liquid crystal layer 40232; Bonding with first conductive layer 40231, be used at first conductive layer 40231, when second conductive layer 40233 does not add electric field, rotate this linearly polarized light one predetermined angular; Obtain linearly polarized light two, and see through the linearly polarized light two that this obtains after rotation; When electric field provides device 4022 that electric field is provided to first conductive layer 40231, second conductive layer 40233, see through this linearly polarized light one;
Second conductive layer 40233, bonding with liquid crystal layer 40232, be used for seeing through linearly polarized light one, the linearly polarized light two that liquid crystal layer 40232 is seen through.
Wherein, electric field selector switch 4021 is selected the schedule time, provides the process of electric field to comprise to the polarizer 4023:
Electric field selector switch 4021 is chosen in N/120 during second, to the polarizer 4023 electric field is provided, and N wherein comprises odd number, even number.
Wherein, first conductive layer 40231 comprises tin indium oxide ITO electro-conductive glass, is used for seeing through the picture signal light that device for projecting 401 is projected, and obtains linearly polarized light one.
Wherein, second conductive layer 40233 comprises tin indium oxide ITO electro-conductive glass, and is bonding with liquid crystal layer 40232, is used for seeing through linearly polarized light one, the linearly polarized light two that liquid crystal layer 40232 is seen through.
Wherein, Liquid crystal layer 40232 comprises twisted-nematic TN type liquid crystal layer; Bonding with first conductive layer 40231, be used at first conductive layer 40231, when second conductive layer 40233 does not add electric field, rotate this linearly polarized light one 90 degree; Obtain linearly polarized light two, and see through the linearly polarized light two that this obtains after rotation; When electric field provides device 4022 that electric field is provided to first conductive layer 40231, second conductive layer 40233, see through this linearly polarized light one.
Wherein, Liquid crystal layer 40232 comprises super twisted nematic STN type liquid crystal layer; Bonding with first conductive layer 40231, be used at first conductive layer 40231, when second conductive layer 40233 does not add electric field, rotate this linearly polarized light one 270 degree; Obtain linearly polarized light two, and see through the linearly polarized light two that this obtains after rotation; When electric field provides device 4022 that electric field is provided to first conductive layer 40231, second conductive layer 40233, see through this linearly polarized light one.
Wherein, electric field selector switch 4021 comprises the power supply gate, is used to select the schedule time, to the polarizer 4023 electric field is provided.
Wherein, electric field provides device 4022 to comprise power supply, and being used for provides electric field to the polarizer 4023 when 4021 selections of electric field selector switch provide electric field to the polarizer 4023.
Wherein, device for projecting 401 comprises: liquid crystal on silicon LCOS projector is used for projects images signal light; Or liquid crystal LCD projector, be used for projects images signal light; Or digital light processing DLP projector, be used for projects images signal light.
Wherein, the three coloured light lines that the picture signal light involving vibrations direction that device for projecting 401 is projected parallels, this three coloured light line comprises red light, green light, blue ray.
Wherein, the polarization frequency of polagizing filter 402 can be identical with the broadcast frequency of program source.
Wherein, polagizing filter 402 on schedule can be synchronous with the picture signal light that device for projecting 401 is projected like the picture signal light that replaces that frequency produced of per second 120 frames.
The present invention provides a kind of stereo image system again.
See also Fig. 5, be the synoptic diagram of stereo image system of the present invention, this stereo image system 500 comprises: projector 501, projection screen 502, polaroid glasses 503.
Wherein, projector 501 comprises: device for projecting 5011, polagizing filter 5012;
Device for projecting 5011 is used for projects images signal light;
Polagizing filter 5012 is arranged on the bang path of the picture signal light that device for projecting 5011 projected, and comprising: electric field selector switch 50121, electric field provide device 50122, the polarizer 50123;
Electric field selector switch 50121 is used to select the schedule time, to the polarizer 50123 electric field is provided;
Electric field provides device 50122, and being used for provides electric field to the polarizer 50123 when 50121 selections of electric field selector switch provide electric field to the polarizer 50123;
The polarizer 50123 comprises: the polarizer 50123 comprises: first conductive layer 501231, liquid crystal layer 501232, second conductive layer 501233;
First conductive layer 501231 is used for seeing through the picture signal light that device for projecting 5011 is projected, and obtains linearly polarized light one;
Liquid crystal layer 501232; Bonding with first conductive layer 501231, be used at first conductive layer 501231, when second conductive layer 501233 does not add electric field, rotate this linearly polarized light one predetermined angular; Obtain linearly polarized light two, and see through the linearly polarized light two that this obtains after rotation; When electric field provides device 50122 that electric field is provided to first conductive layer 501231, second conductive layer 501233, see through this linearly polarized light one;
Second conductive layer 501233, bonding with liquid crystal layer 501232, be used for seeing through linearly polarized light one, the linearly polarized light two that liquid crystal layer 501232 is seen through.
Wherein, projection screen 502, being arranged at the light that polagizing filter 5012 is seen through in the projector 501 is on the bang path of linearly polarized light one, linearly polarized light two, is used to reflect the linearly polarized light one that polagizing filter 5012 is seen through, and obtains linearly polarized light three; The linearly polarized light two that reflection polagizing filter 5012 is seen through obtains linearly polarized light four; The direction of vibration of the direction of vibration of this linearly polarized light that obtains three and linearly polarized light one parallels, and the direction of vibration of the direction of vibration of this linearly polarized light that obtains four and linearly polarized light two parallels.
Wherein, polaroid glasses 503 are arranged on the bang path of the linearly polarized light three that obtains after projection screen 502 reflection, linearly polarized light four, comprising: left eyeglass 5031, right eyeglass 5032, frame 5033;
Left side eyeglass 5031 is arranged on the frame 5033, comprises polarized lenses one, is used for seeing through the linearly polarized light three that parallels direction with polar orientation;
Right eyeglass 5032 is arranged on the frame 5033, comprises polarized lenses two, is used for seeing through the linearly polarized light four that parallels direction with polar orientation;
Wherein, the polar orientation irrelevancy of the polar orientation of polarized lenses one and polarized lenses two is capable.
Wherein, electric field selector switch 50121 is selected the schedule time, provides the process of electric field to comprise to the polarizer 50123:
Electric field selector switch 50121 is chosen in N/120 during second, to the polarizer 50123 electric field is provided, and N wherein comprises odd number, even number.
Wherein, first conductive layer 501231 comprises tin indium oxide ITO electro-conductive glass, is used for seeing through the picture signal light that device for projecting 5011 is projected, and obtains linearly polarized light one.
Wherein, second conductive layer 501233 comprises tin indium oxide ITO electro-conductive glass, and is bonding with liquid crystal layer 501232, is used for seeing through linearly polarized light one, the linearly polarized light two that liquid crystal layer 501232 is seen through.
Wherein, Liquid crystal layer 501232 comprises twisted-nematic TN type liquid crystal layer; Bonding with first conductive layer 501231, be used at first conductive layer 501231, when second conductive layer 501233 does not add electric field, rotate this linearly polarized light one 90 degree; Obtain linearly polarized light two, and see through the linearly polarized light two that this obtains after rotation; When electric field provides device 50122 that electric field is provided to first conductive layer 501231, second conductive layer 501233, see through this linearly polarized light one.
Wherein, Liquid crystal layer 501232 comprises super twisted nematic STN type liquid crystal layer; Bonding with first conductive layer 501231, be used at first conductive layer 501231, when second conductive layer 501233 does not add electric field, rotate this linearly polarized light one 270 degree; Obtain linearly polarized light two, and see through the linearly polarized light two that this obtains after rotation; When electric field provides device 50122 that electric field is provided to first conductive layer 501231, second conductive layer 501233, see through this linearly polarized light one.
Wherein, electric field selector switch 50121 comprises the power supply gate, is used to select the schedule time, to the polarizer 50123 electric field is provided.
Wherein, electric field provides device 50122 to comprise power supply, and being used for provides electric field to the polarizer 50123 when 50121 selections of electric field selector switch provide electric field to the polarizer 50123.
Wherein, Projection screen 502 comprises metal shadowing's screen; Being arranged at the light that polagizing filter 5012 is seen through in the projector 501 is on the bang path of linearly polarized light one, linearly polarized light two, is used to reflect the linearly polarized light one that polagizing filter 5012 is seen through, and obtains linearly polarized light three; The linearly polarized light two that reflection polagizing filter 5012 is seen through obtains linearly polarized light four; The direction of vibration of the direction of vibration of this linearly polarized light that obtains three and linearly polarized light one parallels, and the direction of vibration of the direction of vibration of this linearly polarized light that obtains four and linearly polarized light two parallels.
Wherein, device for projecting 5011 comprises: liquid crystal on silicon LCOS projector is used for projects images signal light; Or liquid crystal LCD projector, be used for projects images signal light; Or digital light processing DLP projector, be used for projects images signal light.
Wherein, the three coloured light lines that the picture signal light involving vibrations direction that device for projecting 5011 is projected parallels, this three coloured light line comprises red light, green light, blue ray.
Wherein, the polarization frequency of polagizing filter 5012 can be identical with the broadcast frequency of program source.
Wherein, polagizing filter 5012 on schedule can be synchronous with the picture signal light that device for projecting 5011 is projected like the picture signal light that replaces that frequency produced of per second 120 frames.
Stereo image system 500 of the present invention is used projector 501 and is produced picture signal light alternately like the frequency of per second 120 frames on schedule; Each picture frame replaces in order; And the direction of vibration of the picture signal light light when projection screen 502 reflexes to polaroid glasses 503 that replaces of this generation can not change, and the beholder can only see corresponding image through the left eyeglass of polaroid glasses 503 5031, right eyeglass 5032, and promptly the beholder receives a left-eye frame through polaroid glasses 503; Next right eye frame; Another left-eye frame then, another right eye frame next, thus in visual system, produce stereo perception; Reach the purpose of viewing and admiring stereopsis, reach the purpose of viewing and admiring stereopsis through a projector thereby reach realization.
For polaroid glasses of the present invention, polagizing filter, projector, stereo image system, the form of realization is diversified.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. polaroid glasses is characterized in that, comprising: left eyeglass, right eyeglass, frame;
Said left eyeglass is arranged on the said frame, comprises polarized lenses one, is used for seeing through the light that parallels direction with polar orientation;
Said right eyeglass is arranged on the said frame, comprises polarized lenses two, is used for seeing through the light that parallels direction with polar orientation;
The polar orientation irrelevancy of the polar orientation of said polarized lenses one and polarized lenses two is capable.
2. a polagizing filter is characterized in that, comprising: electric field selector switch, electric field provide device, the polarizer;
Said electric field selector switch is used to select the schedule time, to the said polarizer electric field is provided;
Said electric field provides device, and being used for provides electric field to the said polarizer when said electric field selector switch selection provides electric field to the said polarizer;
The said polarizer comprises: first conductive layer, liquid crystal layer, second conductive layer;
Said first conductive layer is used for seeing through linearly polarized light one;
Said liquid crystal layer; Bonding with said first conductive layer, be used for rotating linearly polarized light one predetermined angular that said first conductive layer is seen through at said first conductive layer, when second conductive layer does not add electric field; Obtain linearly polarized light two, and see through the said linearly polarized light two that after rotation, obtains; When said electric field provides device that electric field is provided to said first conductive layer, second conductive layer, see through the linearly polarized light one that said first conductive layer is seen through;
Said second conductive layer, bonding with said liquid crystal layer, be used for seeing through linearly polarized light one, the linearly polarized light two that said liquid crystal layer saw through.
3. polagizing filter as claimed in claim 2 is characterized in that, said electric field selector switch is chosen in N/120 during second, to the said polarizer electric field is provided, and said N comprises odd number, even number.
4. a projector is characterized in that, comprising: device for projecting, polagizing filter;
Said device for projecting is used for projects images signal light;
Said polagizing filter is arranged on the bang path of the picture signal light that said device for projecting projects, and comprising: electric field selector switch, electric field provide device, the polarizer;
Said electric field selector switch is used to select the schedule time, to the said polarizer electric field is provided;
Said electric field provides device, and being used for provides electric field to the said polarizer when said electric field selector switch selection provides electric field to the said polarizer;
The said polarizer comprises: first conductive layer, liquid crystal layer, second conductive layer;
Said first conductive layer is used for seeing through the picture signal light that said device for projecting projected, and obtains linearly polarized light one;
Said liquid crystal layer, bonding with said first conductive layer, be used for rotating said linearly polarized light one predetermined angular at said first conductive layer, when second conductive layer does not add electric field, obtain linearly polarized light two, and see through the said linearly polarized light two that after rotation, obtains; When said electric field provides device that electric field is provided to said first conductive layer, second conductive layer, see through said linearly polarized light one;
Said second conductive layer, bonding with said liquid crystal layer, be used for seeing through linearly polarized light one, the linearly polarized light two that said liquid crystal layer saw through.
5. projector as claimed in claim 4 is characterized in that, said electric field selector switch is chosen in N/120 during second, to the said polarizer electric field is provided, and said N comprises odd number, even number.
6. like claim 4 or 5 described projectors, it is characterized in that said device for projecting comprises: liquid crystal on silicon LCOS projector is used for projects images signal light; Or liquid crystal LCD projector, be used for projects images signal light; Or digital light processing DLP projector, be used for projects images signal light.
7. a stereo image system is characterized in that, comprising: projector, projection screen, polaroid glasses;
Said projector comprises: device for projecting, polagizing filter;
Said device for projecting is used for projects images signal light;
Said polagizing filter is arranged on the bang path of the picture signal light that said device for projecting projects, and comprising: electric field selector switch, electric field provide device, the polarizer;
Said electric field selector switch is used to select the schedule time, to the said polarizer electric field is provided;
Said electric field provides device, and being used for provides electric field to the said polarizer when said electric field selector switch selection provides electric field to the said polarizer;
The said polarizer comprises: first conductive layer, liquid crystal layer, second conductive layer;
Said first conductive layer is used for seeing through the picture signal light that said device for projecting projected, and obtains linearly polarized light one;
Said liquid crystal layer, bonding with said first conductive layer, be used for rotating said linearly polarized light one predetermined angular at said first conductive layer, when second conductive layer does not add electric field, obtain linearly polarized light two, and see through the said linearly polarized light two that after rotation, obtains; When said electric field provides device that electric field is provided to said first conductive layer, second conductive layer, see through said linearly polarized light one;
Said second conductive layer, bonding with said liquid crystal layer, be used for seeing through linearly polarized light one, the linearly polarized light two that said liquid crystal layer saw through;
Said projection screen is arranged on the bang path of polagizing filter saw through described in the said projector linearly polarized light one, linearly polarized light two, is used to reflect the linearly polarized light one that said polagizing filter sees through, and obtains linearly polarized light three; Reflect the linearly polarized light two that said polagizing filter sees through, obtain linearly polarized light four; The direction of vibration of the direction of vibration of the said linearly polarized light that obtains three and linearly polarized light one parallels, and the direction of vibration of the direction of vibration of the said linearly polarized light that obtains four and linearly polarized light two parallels;
Said polaroid glasses are arranged on the bang path of the linearly polarized light three that obtains after the reflection of said projection screen, linearly polarized light four, comprising: left eyeglass, right eyeglass, frame;
Said left eyeglass is arranged on the said frame, comprises polarized lenses one, is used for seeing through the linearly polarized light three that parallels direction with polar orientation;
Said right eyeglass is arranged on the said frame, comprises polarized lenses two, is used for seeing through the linearly polarized light four that parallels direction with polar orientation;
The polar orientation irrelevancy of the polar orientation of said polarized lenses one and polarized lenses two is capable.
8. stereo image system as claimed in claim 7 is characterized in that, said electric field selector switch is chosen in N/120 during second, to the said polarizer electric field is provided, and said N comprises odd number, even number.
9. like claim 7 or 8 described stereo image systems, it is characterized in that said device for projecting comprises: liquid crystal on silicon LCOS projector is used for projects images signal light; Or liquid crystal LCD projector, be used for projects images signal light; Or digital light processing DLP projector, be used for projects images signal light.
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| CN2011100529793A CN102654652A (en) | 2011-03-04 | 2011-03-04 | Polarizing glasses, polarizing filter, projector and stereoscopic image system |
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Address after: 518000 Shenzhen, Nanshan District, China Hi Tech in the world, the world's 806 digital building, room three Applicant after: SHENZHEN ESTAR DISPLAYTECH CO., LTD. Address before: 518000, District, Shenzhen, Nanshan District high tech Zone, Southern District, B1 digital technology park, building 2, C Applicant before: Shenzhen Esta Display Technology Co., Ltd. |
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Application publication date: 20120905 |