CN106200143A - Liquid crystal lens and 3 d display device - Google Patents
Liquid crystal lens and 3 d display device Download PDFInfo
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- CN106200143A CN106200143A CN201510218953.XA CN201510218953A CN106200143A CN 106200143 A CN106200143 A CN 106200143A CN 201510218953 A CN201510218953 A CN 201510218953A CN 106200143 A CN106200143 A CN 106200143A
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Abstract
The present invention is applicable to stereo display technique field, it is provided that liquid crystal lens.This liquid crystal lens includes first substrate and the second substrate being oppositely arranged, first substrate is provided with multiple first electrode, each first electrode is intervally installed, when liquid crystal lens is for stereo display, form between first substrate with second substrate that multiple structure is identical and liquid crystal lens unit in array distribution, adjacent one the first electrode of two liquid crystal lens units shareds, second substrate is provided with multiple second electrode towards the side of first substrate, each second electrode is intervally installed, peristome is formed between adjacent two the second electrodes, the centrage of peristome corresponding thereto and be positioned at the first electrode at liquid crystal lens cell edges centrage on same straight line.This liquid crystal lens is when stereo display, hence it is evident that reduce the crosstalk phenomenon that adjacent two liquid crystal lens unit intersections occur.The present invention also provides for including the 3 d display device of this liquid crystal lens, improves stereo display effect.
Description
Technical field
The invention belongs to stereo display technique field, particularly relate to liquid crystal lens and comprise the vertical of this liquid crystal lens
Body display device.
Background technology
Liquid crystal lens is used to realize the 3 d display device of stereo display, mainly by liquid crystal layer both sides
It is respectively provided with public electrode and multiple drive electrode on two plate bases, applies to drive accordingly to each drive electrode
Galvanic electricity is pressed and public electrode applies common electric voltage, thus is formed between two substrates and have not same electric field
The vertical electric field of intensity, to drive Liquid Crystal Molecules Alignment to form varifocal liquid crystal lens.Therefore it may only be necessary to
Controlling the voltage's distribiuting of drive electrode, the index distribution of liquid crystal lens will occur to change accordingly, thus
The distribution of the light sending display floater is controlled, to realize Auto-stereo display.
The 3 d display device structural representation that Fig. 1 provides for prior art, 3 d display device includes display
Panel 1 ＇ and liquid crystal lens 2 ＇, liquid crystal lens 2 ＇ are arranged at the light emission side of display floater 1 ＇, display surface
The light that plate 1 ＇ sends respectively enters left eye and the right eye of beholder through liquid crystal lens 2 ＇.Liquid crystal lens 2 ＇
Including first substrate 21 ＇ being oppositely arranged and second substrate 22 ＇, and be located in first substrate 21 ＇ with
Liquid crystal layer between second substrate 22 ＇, first substrate 21 ＇ is provided with multiple first electrode 23 ＇, each
First electrode 23 ＇ interval is arranged, and second substrate 22 ＇ is provided with the second electrode 24 ＇.When this stereo display
Device, when 3D shows, applies the most required electricity to multiple first electrode 23 ＇ and the second electrode 24 ＇
Pressure, between first substrate 21 ＇ and second substrate 22 ＇ produce electric field intensity not wait electric field, driving liquid crystal layer
Interior liquid crystal molecule 25 ＇ deflects.Due to electric field intensity, thus electric field driven liquid crystal molecule 25 ＇
The degree deflected is different, therefore, controls the voltage's distribiuting on multiple first electrode 23 ＇, liquid crystal lens
The refractive index of 2 ＇ will correspondingly change, thus display floater 1 ＇ is gone out light and is controlled, it is achieved three-dimensional
Display.
When 3 d display device shows for 3D, formed between first substrate 21 ＇ and second substrate 22 ＇
The liquid crystal lens unit that array arranges, each liquid crystal lens unit is had to have identical structure.Fig. 2 only illustrates
The first adjacent liquid crystal lens unit L1 ＇ and the second liquid crystal lens unit L2 ＇, the first liquid crystal lens unit
L1 ＇ is to there being two the first electrode 23 ＇, and similarly, the second liquid crystal lens unit L2 ＇ is to there being two
One electrode 23 ＇.According to liquid crystal lens 2 ＇ operation principle, the first electrode 23 ＇ is applied the first voltage,
Second electrode 24 ＇ is applied the second voltage, therefore, at the first electrode 23 ＇, forms electric field intensity maximum
Electric field, is positioned at liquid crystal molecule 25 ＇ at the first electrode 23 ＇ under the driving of electric field in vertical distribution,
And along with away from the first electrode 23 ＇, electric field also becomes more and more weak, i.e. liquid crystal molecule 25 ＇ can gradually be inclined to
In horizontally arranged.
For meeting imaging requirements, need the voltage that the first liquid crystal lens unit L1 ＇ edge is applied maximum, position
Liquid crystal molecule 25 ＇ near the first electrode 23 ＇ of the edge of the first liquid crystal lens unit L1 ＇ is basic
On present vertical direction distribution, and the least the closer to the center voltage of the first liquid crystal lens unit L1 ＇, therefore
Liquid crystal molecule 25 ＇ can be increasingly prone to horizontal direction arrangement.In each liquid crystal lens unit, due to electricity
Pressing symmetrical, liquid crystal molecule 25 ＇ presents the gradual change of refractive index along with the change of electric field intensity, thus liquid crystal
Lens 2 ＇ possesses preferable optical imaging properties.
According to gradient refractive index lens optical path difference formulaWherein Δ n=nmax-n (r)=ne-nr, ne
For liquid crystal molecule 25 ＇ to extraordinary ray refractive index, refractive index n (r) as the function of position r at diverse location
Can be different.In such as Fig. 2, the first liquid crystal lens unit L1 ＇'s and the second liquid crystal lens unit L2 ＇
Liquid crystal molecule 25 ＇ of the first electrode 23 ＇ position of edge in vertical state, n (r)=no, and each
The liquid crystal molecule 25 ＇ major axis of the immediate vicinity of liquid crystal lens unit presents level, n (r)=ne.D is the most every
The size of individual liquid crystal lens unit opening, f is the focal length of liquid crystal lens unit, and d is the thickness of liquid crystal layer.With
Time, for reducing the crosstalk that liquid crystal lens 2 ＇ causes when stereo display, it is to avoid left-eye image enters into right eye,
Eye image enters into left eye, needs liquid crystal lens 2 ＇ to match with the distribution of standard parabolic type lens light path difference.
Liquid crystal lens 2 ＇ shown in Fig. 2, wherein the second electrode 24 ＇ is face electrode, and Fig. 3 is the first liquid crystal
The optical path difference distribution of lens unit L1 ＇ and the second liquid crystal lens unit L2 ＇ and preferable parabolic type lens light path difference
The comparison diagram of distribution, from figure 3, it can be seen that adjacent first liquid crystal lens unit L1 ＇ and the second liquid crystal lens
Unit L2 ＇ edge shares first electrode 23 ＇.When 3 d display device shows for 3D, the
The electric field intensity change of one liquid crystal lens unit L1 ＇ and the second liquid crystal lens unit L2 ＇ intersection is relatively more violent,
Result in optical path difference herein and bigger fluctuation occur, the optical path difference distribution of liquid crystal lens 2 ＇ deviates considerably from reason
Think that parabolic type lens light path difference is distributed, thus have impact on the imaging characteristic of liquid crystal lens 2 ＇.Therefore, liquid crystal
The light path of lens unit boundary has bigger deviation compared with the parabolic type lens of standard.Work as liquid crystal lens
When 2 ＇ are applied to 3D Display Technique, these deviations can increase the crosstalk of 3 d display device, and impact solid is aobvious
Image quality when showing.
As shown in Figure 4, prior art discloses a kind of liquid crystal lens and driving method, 3 d display device,
This liquid crystal lens 20 includes having mutually isostructural liquid crystal lens unit L10 and liquid crystal lens unit L20, often
Individual liquid crystal lens unit includes first substrate 210 and second substrate 220, the first substrate 210 being oppositely arranged
Being provided with the first strip electrode 230, second substrate 220 is provided with face electrode 240 towards the side of first substrate,
Face electrode 240 is provided with the second strip electrode 250, and, face electrode 240 as common electrode ground connection,
Negative voltage is all applied on second strip electrode 250.To the first strip electrode 230, face electrode 240 and
Two strip electrodes 250 apply different driving voltages respectively, and this liquid crystal lens 20 not only manufacturing process is complicated,
Drive design loaded down with trivial details, and be industrially not easy to implement.
Summary of the invention
The purpose of the embodiment of the present invention is to provide liquid crystal lens, it is intended to solves existing liquid crystal lens and is being used for
During stereo display, the technical problem of the crosstalk phenomenon that adjacent two liquid crystal lens unit produce at intersection.
The embodiment of the present invention provides liquid crystal lens, including the first substrate being oppositely arranged and second substrate, and
Being located in the liquid crystal molecule between described first substrate and described second substrate, described first substrate is provided with multiple
First electrode, each described first electrode is intervally installed, when described liquid crystal lens is for stereo display,
Form between described first substrate with described second substrate that multiple structure is identical and liquid crystal lens in array distribution
Unit, adjacent one described first electrode of two described liquid crystal lens units shareds, described second substrate towards
The side of described first substrate is provided with multiple second electrode, and the bearing of trend of described second electrode is parallel to described
The bearing of trend of the first electrode, each described second electrode is intervally installed, adjacent two described second electricity
Between pole formed peristome, the centrage of described peristome corresponding thereto and be positioned at described liquid crystal lens list
The centrage of described first electrode of edge of unit is on same straight line.
Further, the width of described peristome less than corresponding thereto and be positioned at described liquid crystal lens unit
The width of described first electrode of edge.
Further, each described first electrode incline is arranged on described first substrate, described first electrode
Bearing of trend intersect with the arragement direction of described first electrode, formed angle.
Preferably, described angle α, and 60 °≤α≤80 °.
Specifically, each described second electrode is to there being liquid crystal lens unit described at least two.
Further, corresponding two described first electrodes of each described liquid crystal lens unit.
Or, further, each described liquid crystal lens unit is to there being m described first electrode, wherein,
M is natural number, m >=3.
Further, the width of each described first electrode is equal.
Further, each described first electrode is according to equidistantly arrangement.
Preferably, described first electrode is strip electrode, and described first electrode is along described first electrode extension side
To cross sectional shape be rectangle, arch or zigzag.
Preferably, the spacing of described liquid crystal lens unit is L, and the width of described second electrode is M,Wherein, n is the number of the corresponding described liquid crystal lens unit of described second electrode, and n is nature
Number and n >=2.
Preferably, described second electrode is strip electrode, and described second electrode is along described second electrode extension side
To cross sectional shape be rectangle, arch or zigzag.
The liquid crystal lens of the offer of the embodiment of the present invention, forms peristome between adjacent two the second electrodes, and
The centrage of peristome corresponding thereto and the centrage that is positioned at the first electrode at liquid crystal lens cell edges
On same straight line, when liquid crystal lens shows for 3D, when the first electrode is applied the first voltage, right
Second electrode applies the second voltage, due to peristome and the first electrode phase being positioned at liquid crystal lens cell edges
Right, optimize the electric-field intensity distribution at liquid crystal lens cell edges, it is attached that improvement is positioned at liquid crystal lens cell edges
The degree of deflection of nearly liquid crystal molecule, the performance at phase-delay quantity presents more smooth state, hence it is evident that reduce
The crosstalk phenomenon of adjacent two liquid crystal lens unit intersections, promotes the effect of stereo display and relaxing of viewing
Appropriateness.
The another object of the embodiment of the present invention is to provide 3 d display device, including display floater, also includes
The liquid crystal lens stated, described liquid crystal lens is arranged at the light emission side of described display floater.
The 3 d display device that the present invention provides, the light that display floater is sent by liquid crystal lens unit is adjusted,
To present stereo-picture, eliminate liquid crystal lens and produce the reason of crosstalk, improve stereo display effect and viewing
Comfort level.
Accompanying drawing explanation
Fig. 1 is the structural representation of the 3 d display device that prior art provides；
Fig. 2 is the structural representation of the liquid crystal lens that prior art provides；
Fig. 3 is that the optical path difference distribution of the liquid crystal lens that prior art provides divides with preferable parabolic type lens light path difference
Cloth comparison diagram；
Fig. 4 is another structural representation of the liquid crystal lens that prior art provides；
Fig. 5 is the structural representation of the liquid crystal lens that the embodiment of the present invention one provides；
Fig. 6 is the liquid crystal lens of the embodiment of the present invention one offer view when 3D shows
Fig. 7 is the optical path difference distribution schematic diagram of the liquid crystal lens that the embodiment of the present invention one provides；
Fig. 8 is the structural representation of the first electrode that the embodiment of the present invention one provides；
Fig. 9 is the structural representation of the liquid crystal lens that the embodiment of the present invention two provides；
Figure 10 is the optical path difference distribution schematic diagram of the liquid crystal lens that the embodiment of the present invention two provides；
Figure 11 is the structural representation of the liquid crystal lens that the embodiment of the present invention three provides；
Figure 12 is the structural representation of the liquid crystal lens that the embodiment of the present invention four provides.
Detailed description of the invention
In order to make the technical problem to be solved in the present invention, technical scheme and beneficial effect clearer, with
Lower combination drawings and Examples, are further elaborated to the present invention.Should be appreciated that described herein
Specific embodiment only in order to explain the present invention, be not intended to limit the present invention.
Embodiment one
As shown in figs. 5 and 6, the embodiment of the present invention provides a kind of liquid crystal lens 2, including be oppositely arranged
First substrate 21 and second substrate 22, be provided with liquid crystal molecule 23 between first substrate 21 and second substrate 22,
First substrate 21 is provided with multiple first electrode 24, and each first electrode 24 is intervally installed, and second
Substrate 22 is provided with multiple second electrode 25 towards the side of first substrate 21.When liquid crystal lens 2 is for solid
During display, the first electrode 24 is applied the first voltage, the second electrode 25 is applied the second voltage, the first electricity
Electric potential difference between pressure and the second voltage, between first substrate 21 and second substrate 22, forms electric field intensity
The first electric field not waited, the first electric field driven liquid crystal molecule 23 deflects, first substrate 21 and the second base
Form between plate 22 that multiple structure is identical and liquid crystal lens unit in array distribution, adjacent liquid crystal lens list
Unit L1 and liquid crystal lens unit L2 shares first electrode 23.Liquid crystal lens unit L1 is only shown such as Fig. 6
Identical with liquid crystal lens unit L2 structure with liquid crystal lens unit L2, liquid crystal lens unit L1, and liquid crystal is saturating
Mirror unit L1 and liquid crystal lens unit L2 is respectively provided with the characteristic of gradually changed refractive index, thus it is possible to vary the light path of light,
To present stereo-picture.In the present embodiment, tie due to liquid crystal lens unit L1 and liquid crystal lens unit L2
Structure is identical, therefore, when mentioning liquid crystal lens unit, only states liquid crystal lens unit L1, omits
Repeatability statement to liquid crystal lens unit L2, the most identical, do not repeat them here.
Each second electrode 25 is intervally installed, and the gap between two adjacent the second electrodes 25 is formed
Peristome 26, and the centrage of peristome 26 corresponding thereto and be positioned at liquid crystal lens unit L1 edge
The centrage of the first electrode 24 on same straight line, it is ensured that peristome 26 be positioned at liquid crystal lens unit
The first corresponding setting of electrode 24 of L1 edge, owing to peristome 26 is not provided with conductive material, at liquid
Brilliant lens unit L1 and the change of the intersection electric field of liquid crystal lens unit L2 would not be excessively violent and then lead
Cause optical path difference herein and have bigger fluctuation.Respectively first electrode the 24, second electrode 25 is applied voltage,
The lens light path difference that liquid crystal lens 2 shows is relatively good with what the parabolic type lens of standard overlapped.When liquid crystal is saturating
Mirror 2, when carrying out stereo display, can significantly reduce crosstalk, promotes the quality that stereo-picture shows.Open
Electric field curve at oral area 26 will draw close the region of conductive material with the mildest state, optimizes liquid crystal
The electric-field intensity distribution of lens unit L1 edge, improves and is positioned at liquid crystal lens unit L1 edge the first electricity
The degree of deflection of liquid crystal molecule 23 near pole 24, the optical path difference distribution curve of liquid crystal lens 2 is at Phase delay
The performance of amount is more smooth.So, the electricity of the intersection of liquid crystal lens unit L1 and liquid crystal lens unit L2
Field change can obtain a certain degree of improvement, and draws close in the second electrode 25 with the mildest state, it is to avoid
Optical path difference herein is caused to have bigger fluctuation because of electric field change, hence it is evident that reduce adjacent lcd lens unit L1
The crosstalk phenomenon produced at intersection with liquid crystal lens unit L2, promotes the effect of stereo display and relaxing of viewing
Appropriateness.Meanwhile, each second electrode 25 is applied the second driving voltage, it is ensured that first substrate 21 and second
Forming the electric field that electric field intensity does not waits between substrate 22, under the effect of electric field, liquid crystal molecule 23 occurs partially
Turn, meet liquid crystal lens 2 and be applied to the demand of stereo display.The liquid crystal lens 2 that the embodiment of the present invention provides,
When for stereo display, it is only necessary to the first electrode 24 is applied the first voltage, the second electrode 25 is applied
Second voltage so that liquid crystal molecule 23 deflection in liquid crystal lens 2 forms the liquid crystal lens list of gradually changed refractive index
Unit L1, simple to operate, it is easy to implement.
As it is shown in fig. 7, the liquid crystal lens 2 using the present embodiment to provide, it is formed out at second substrate 22
Oral area 26, peristome 26 is not provided with conductive material, when liquid crystal lens 2 is for stereo display, optimizes
The electric-field intensity distribution of liquid crystal lens unit L1 edge, improves and is positioned at liquid crystal lens unit L1 edge
The degree of deflection of liquid crystal molecule 23 near first electrode 24, the optical path difference distribution curve of liquid crystal lens 2 is in phase
The performance of position retardation is more smooth, hence it is evident that reduces liquid crystal lens unit L1 and liquid crystal lens unit L2 and exists
The crosstalk phenomenon that intersection occurs, promotes effect and the comfort level of viewing of stereo display, hence it is evident that improve phase
The optical path difference at intersection of adjacent liquid crystal lens unit L1 and liquid crystal lens unit L2 is distributed, the light after optimization
Path difference distribution is close to ideal parabolic, thus improves and use the 3 d display device of liquid crystal lens 2 in solid
The crosstalk phenomenon produced during display, improves stereo display effect and viewing comfort level.
In the present embodiment, as shown in Figure 6, corresponding second electrode 25 of liquid crystal lens unit L1 and extremely
Few two the first electrodes 24, when liquid crystal lens 2 is for stereo display, second electrode 25 with at least
Electric field driven liquid crystal molecule 23 between two the first electrodes 24 deflects, the liquid crystal lens unit of formation rule
L1.Owing to liquid crystal lens unit L1 arranges successively with liquid crystal lens unit L2, adjacent two the second electrodes 25
Between be formed with peristome 26, when liquid crystal lens 2 is for stereo display, respectively to the first electrode 24, the
Two electrodes 25 apply voltage, and the peristome 26 formed between adjacent two the second electrodes 25 is with to be positioned at liquid crystal saturating
First electrode 24 of mirror unit L1 edge relatively, optimizes liquid crystal lens unit L1 and liquid crystal lens unit
The electric-field intensity distribution of L2 edge, improves and is positioned near liquid crystal lens unit L1 edge the first electrode 24
The degree of deflection of liquid crystal molecule 23, the performance at phase-delay quantity presents more smooth state, reduces adjacent
The crosstalk phenomenon that liquid crystal lens unit L1 and liquid crystal lens unit L2 occurs at intersection, promotes stereo display
Effect and the comfort level of viewing.Meanwhile, for ensure liquid crystal lens 2 when stereo display, can normally in
Existing stereo-picture, the distance between adjacent two the second electrodes 25 can not be excessive, affects liquid crystal lens 2
Normal display.
In the present embodiment, the width spacing less than liquid crystal lens unit L1 of the second electrode 25 can be set,
The spacing of liquid crystal lens unit L1 refers to be positioned at two the first electrodes 24 of liquid crystal lens unit L1 edge
The spacing of centrage.Centrage and the second corresponding electrode 25 due to liquid crystal lens unit L1
Centrage is on same straight line, and between such second electrode 25 and the first electrode 24, the electric field of formation, drives
Dynamic liquid crystal molecule 23 occurs systematicness to deflect, then guarantee liquid crystal lens 2 when stereo display, Ke Yicheng
The liquid crystal lens unit L1 that existing structure is identical.
Owing to the width of the second electrode 25 is less than the spacing of liquid crystal lens unit L1, and liquid crystal lens unit
Forming peristome 26 between L1 and liquid crystal lens unit L2, the width that can set peristome 26 can be less than
It is positioned at the width of the first electrode 24 of liquid crystal lens unit L1 edge, so, the second electrode 25 and first
Electrode 24 has relative superposition part, optimizes liquid crystal lens unit L1 and liquid crystal lens unit L2 at intersection
Electric-field intensity distribution, improves liquid crystal molecule near the first electrode 24 being positioned at liquid crystal lens unit L1 edge
The degree of deflection of 23, the optical path difference distribution curve of liquid crystal lens 2 is more smooth in the performance of phase-delay quantity,
Reduce the crosstalk phenomenon that adjacent lcd lens unit L1 and liquid crystal lens unit L2 produces at intersection, promote
The effect of stereo display and the comfort level of viewing.
It is of course also possible to set the width of peristome 26 more than be positioned at liquid crystal lens unit L1 edge the
The width of one electrode 24, the i.e. second electrode 25 is the most misaligned with the first electrode 24, second substrate 22 with
It is positioned at the first electrode 24 opposite position of liquid crystal lens unit L1 edge entirely without conductive material, because of
This, the electric field curve at peristome 26 will draw close the region of conductive material with the mildest state, excellent
Change the electric-field intensity distribution of liquid crystal lens unit L1 edge, improve and be positioned at liquid crystal lens unit L1 edge
The first electrode 24 near the degree of deflection of liquid crystal molecule 23, the performance at phase-delay quantity presents more flat
Sliding state.
It is understood that can also be by the width of peristome 26 equal to being positioned at liquid crystal lens unit L1 edge
The width of first electrode 24 at place, the i.e. second electrode 25 does not overlaps, equally with the first electrode 24
The light path fluctuation that suppression liquid crystal lens unit L1 and liquid crystal lens unit L2 produces at intersection, and then liquid crystal
Lens unit L1 and the electric field curve of liquid crystal lens unit L2 intersection, can draw close with the mildest state
In the second electrode 25, reduce liquid crystal lens unit L1 and the optical path difference of liquid crystal lens unit L2 intersection and mark
The deviation of accurate parabolic type lens, improves adjacent lcd lens unit L1 and liquid crystal lens unit L2 intersection
The crosstalk phenomenon occurred, promotes the display quality of liquid crystal lens 2.
As shown in Figure 6, the liquid crystal lens unit L1 that the present embodiment provides is to there being second electrode 25 He
Two the first electrodes 24, owing to liquid crystal lens unit L1 arranges successively with liquid crystal lens unit L2, adjacent two
It is formed with peristome 26 between individual second electrode 25, when liquid crystal lens 2 is for stereo display, the most right
First electrode the 24, second electrode 25 applies voltage, and owing to peristome 26 is not provided with conductive material, therefore,
Electric field curve at peristome 26 will draw close the region of conductive material with the mildest state, optimizes liquid
The electric-field intensity distribution of brilliant lens unit L1 edge, improves and is positioned at the of liquid crystal lens unit L1 edge
The degree of deflection of liquid crystal molecule 23 near one electrode 24, the performance at phase-delay quantity presents more smooth
State.So, the electric field change of the intersection of liquid crystal lens unit L1 and liquid crystal lens unit L2 can be with relatively
Draw close in the second electrode 25 for mild state, it is to avoid cause optical path difference herein to have because of electric field change bigger
Fluctuation, hence it is evident that reduce the string that adjacent lcd lens unit L1 and liquid crystal lens unit L2 produce at intersection
Disturb phenomenon, promote effect and the comfort level of viewing of stereo display.
For better illustrating the liquid crystal lens 2 that the present embodiment provides, when stereo display, can drop significantly
The crosstalk phenomenon that low liquid crystal lens unit L1 occurs with liquid crystal lens unit L2 intersection, existing by experimental result
Illustrate.Specifically, corresponding second electrode 25 of liquid crystal lens unit L1 that the present embodiment provides with
Two the first electrodes 24.Set spacing 256um of liquid crystal lens unit L1, use LC-MASTER software
Carry out optical path difference simulation, and utilize MATLAB that gained analog data is processed.This simulation experiment is used
The ordinary refraction index n of liquid crystal molecule 230It is 1.524, extraordinary ray refractive index neIt is 1.824.Liquid crystal
The thickness of lens 2 and the width of the first electrode 24 are both configured to 30um, and driving voltage, and these are main
Want liquid crystal lens 2 ＇ (shown in Fig. 2) that parameter provides in prior art and the liquid crystal that the present embodiment provides saturating
The simulation experiment of mirror 2 keeps constant.Fig. 3 illustrates the simulation of liquid crystal lens 2 ＇ that prior art provides
As a result, in figure curve be respectively prior art provide liquid crystal lens 2 ＇ optical path difference distribution curve and with mark
The optical path difference distribution curve of quasi-parabolic type lens.It can be seen that adjacent two liquid crystal lens unit L1 ＇ and L2 ＇
Intersection, relatively big with the deviation of the optical path difference distribution curve of standard parabolic type lens, these deviations can be in reality
The 3D viewing on border causes bigger crosstalk.Fig. 7 illustrates the simulation of the liquid crystal lens 2 that the present embodiment provides
As a result, in the present embodiment, the width of the second electrode 25 is set to 156um.It can be seen that analog data is through place
After reason, the optical path difference curve of the liquid crystal lens 2 that the present embodiment provides is bent with the optical path difference of standard parabolic type lens
Line overlaps relatively good, and at the intersection of liquid crystal lens unit L1 Yu liquid crystal lens unit L2, with mark
The deviation of the optical path difference distribution curve of quasi-parabolic type lens is less, and high degree improves the fluctuation of optical path difference curve
Phenomenon, and then during stereo display, effectively weaken crosstalk phenomenon, and then promote viewing comfort level.Phase
Optical path difference distribution curve for liquid crystal lens 2 ＇ of prior art offer has greatly improved, and reduces liquid
The crosstalk phenomenon that the intersection of brilliant lens unit L1 and liquid crystal lens unit L2 occurs, improves stereo display
Effect and viewing comfort level.
In the present embodiment, the bearing of trend of the second electrode 25 is parallel to the bearing of trend of the first electrode 24,
The bearing of trend that can arrange the first electrode 24 can be parallel to the width of first substrate 21, works as liquid crystal
Lens 2, when stereo display, apply the first voltage to the first electrode 24, and the second electrode 25 applies the
Two voltages, thus between first substrate 21 and second substrate 22, form the liquid crystal lens unit of array arrangement
L1, uses etch process to process the first electrode 24 on first substrate 21, easy to operate.Certainly, also may be used
Think and solved the moire fringes problem that liquid crystal lens 2 occurs when for stereo display, by each the first electrode
24 are obliquely installed on first substrate 22, owing to the bearing of trend of the second electrode 25 is parallel to the first electrode 24
Bearing of trend, such first electrode the 24, second electrode 25 is all obliquely installed along certain angle, improves liquid
The periodicity of brilliant lens 2 is interfered, and weakens moire fringes, promotes liquid crystal lens 2 in the display for stereo display
Effect.
As shown in Figure 8, for ease of designing the angle of inclination of the first electrode 24, and the first electricity being obliquely installed
Pole the 24, second electrode 25 does not interferes with the spectrophotometric result of liquid crystal lens 2, it is ensured that liquid crystal lens 2 is in solid
Left-eye image is sent to during display the left eye of beholder, and eye image is sent to the right eye of beholder, sets
The bearing of trend of the first electrode 24 and the arragement direction of the first electrode 24 intersect, and forming angle is α, and
60 °≤α≤80 °, set the angle of inclination of the first electrode 24 in this range, be possible not only to improve moire fringes,
And the problem that crosstalk etc. affects stereo display can be reduced.The angle α that the present embodiment provides refers to the first electricity
The acute angle that the incline direction of pole 24 and the arragement direction of the first electrode 24 are formed, in the present embodiment,
The incline direction of the first electrode 24 is Right deviation, likewise it is possible to the incline direction arranging the first electrode 24 is
"Left"-deviationist, angle α is the sharp of the arragement direction institute sandwiched of the bearing of trend of the first electrode 24 and the first electrode 24
Angle.In the present embodiment, the first electrode 24 array arrangement in the same direction on first substrate 22, first
The arragement direction of electrode 24 is the horizontal direction of first substrate 22.
In the present embodiment, for ease of processing the first electrode 24, the first electrode 24 can be set to bar shaped
Electrode, and the first electrode 24 is rectangle, arch or saw along the cross sectional shape of the first electrode 24 bearing of trend
Profile of tooth, it is simple to fabrication and processing, in the present embodiment, the shape that the first electrode 24 is chosen should meet, and works as liquid crystal
Lens 2, when stereo display, apply driving voltage to the first electrode 24 and the second electrode 25 respectively, with
Liquid crystal molecule 23 deflection is made to form liquid crystal lens unit L1.Certainly, the cross sectional shape of the first electrode 24 also may be used
Think that other are regular or irregularly shaped, within broadly falling into protection scope of the present invention, it should undoubted
Determine, the cross sectional shape of the first electrode 24 that the present embodiment provides, be only applicable to illustrate, regular shape
The first electrode 24 be more prone to processing.
As shown in figs. 5 and 6, similarly, it is simple to fabrication and processing the second electrode 25, by the second electrode 25
Be set to strip electrode, and the second electrode 25 along the cross sectional shape of the second electrode 25 bearing of trend be rectangle,
Arch or zigzag, in the present embodiment, the shape that the second electrode 25 is chosen should meet, when liquid crystal lens 2
When stereo display, respectively the first electrode 24 and the second electrode 25 are applied driving voltage, so that liquid crystal
Molecule 23 deflection forms liquid crystal lens unit L1.Certainly, the cross sectional shape of the second electrode 25 can also be it
He is regular or irregularly shaped, within broadly falling into protection scope of the present invention, it should undoubted determination,
The cross sectional shape of the second electrode 25 that the present embodiment provides, is only applicable to illustrate, the second of regular shape
Electrode 25 is more prone to processing.
As shown in Figure 6, the liquid crystal lens 2 that the present embodiment provides also includes that voltage control module (is not shown in figure
Go out), voltage control module is for controlling to apply to be positioned at the first electrode 24 of liquid crystal lens unit L1 edge
On the first driving voltage, and the second driving voltage on the second electrode 25, the first driving voltage and second
Electric potential difference between driving voltage is more than the threshold voltage of liquid crystal molecule 23.Electric potential difference produces electric field intensity
Electric field, under the effect of electric field, liquid crystal molecule 23 deflects with the change of electric field intensity so that first
The refractive index distribution gradient of liquid crystal layer between substrate 21 and second substrate 22, forms the liquid arranged in array
Brilliant lens unit L1.Use voltage control module, the first driving voltage, the second driving electricity can be precisely controlled
The size of pressure so that liquid crystal lens 2 is when stereo display, and liquid crystal molecule 23 is according to the Electric Field Distribution row of regulation
Row, and be distributed close to ideal parabolic, forming the liquid crystal lens unit L1 of gradually changed refractive index, imaging is imitated
Fruit is preferably.
As shown in Figure 6, the electric potential difference that the present embodiment provides is u0, the threshold voltage of liquid crystal molecule 23 is vth,
And vth＜ u0≤4vth.The magnitude of voltage size of the first driving voltage is relevant with the width of the first electrode 24, if first
The width of electrode 24 is relatively big, and the magnitude of voltage of the most corresponding first driving voltage should be less, similarly, if first
The width of electrode 24 is less, and the magnitude of voltage of the most corresponding first driving voltage should be relatively big, such process be for
Meet the voltage needed for liquid crystal lens 2 imaging, solve liquid crystal lens 2 when stereo display, position simultaneously
Near the first electrode 24 of liquid crystal lens unit L1 edge relatively big due to electric field intensity, adjacent lcd is saturating
The problem that mirror unit L1 and liquid crystal lens unit L2 crosstalk occurs at intersection.
As shown in figs. 5 and 6, the present embodiment also provides for a kind of 3 d display device, including display floater 1
With above-mentioned liquid crystal lens 2, liquid crystal lens 2 is arranged at the light emission side of display floater 1, when liquid crystal lens 2
When stereo display, the first electrode 24 is applied the first voltage, the second electrode 25 is applied equal
Two driving voltages, the electric potential difference between the first voltage and the second driving voltage is at first substrate 21 and second substrate
Forming the first electric field that electric field intensity does not waits between 22, the first electric field driven liquid crystal molecule 23 deflects,
Form the liquid crystal lens unit L1 of gradually changed refractive index, the light that display floater 1 is sent by liquid crystal lens unit L1
It is adjusted, to present stereo-picture.
Embodiment two
As it is shown in figure 9, the liquid crystal lens 3 that the present embodiment provides is tied with the liquid crystal lens 2 that embodiment one provides
Structure is substantially the same, and difference is, each liquid crystal lens unit L1 is to there being m the first electrode 34, m
For natural number, m >=3.In the present embodiment, each liquid crystal lens unit L1 is to there being 6 the first electrodes
34.For the liquid crystal lens 3 of this kind of structure, each first electrode 34 is applied the 4th driving voltage of symmetry,
Specifically, in liquid crystal lens unit L1, to each strip electrode such as S11, S12, S13, S14, S15, S16
Apply symmetrical voltage, specifically (V (S11)=V (S16)) > (V (S12)=V (S15)) >
(V (S13)=V (S14)).Similarly, in liquid crystal lens unit L2, to each strip electrode such as S16,
S17, S18, S19, S3, S21 apply symmetrical voltage, specifically (V (S16)=V (S21)) >
(V (S17)=V (S3)) > (V (S18)=V (S19)), the second electrode 35 is applied the 5th driving voltage.Right
It is positioned at the voltage maximum that first electrode 34 at liquid crystal lens unit L1 two ends applies, is positioned at liquid crystal lens unit
The voltage that first electrode 34 at L1 center applies is minimum, voltage by two ends to center present the trend successively decreased and
Voltage presents symmetrical.It is distributed due to voltage symmetry in liquid crystal lens unit L1, liquid crystal molecule 33 meeting
Under the influence of smooth electric field, refractive index presents certain gradual change trend, and therefore liquid crystal lens 3 can have very
Good optical imagery character.By suitable voltage matches, the light path difference of the liquid crystal lens unit L1 obtained
Cloth can be the most identical with the parabolic lens of standard.So in the process of reality viewing, it will be apparent that reduce string
Disturb phenomenon, three-dimensional the relaxing because of the dizziness sensation of parallax generation, raising stereo display effect and viewing of minimizing viewing
Degree.In the present embodiment, owing to liquid crystal lens unit L1 is identical with liquid crystal lens unit L2 structure, therefore,
When mentioning liquid crystal lens unit, only liquid crystal lens unit L1 is stated, omit liquid crystal lens unit
The repeatability statement of L2, the most identical, do not repeat them here.
As shown in Figure 10, the liquid crystal lens 3 that the present embodiment provides, owing to each liquid crystal lens unit L1 is corresponding
Having multiple first electrode 34, the peristome 36 formed between adjacent two the second electrodes 35 is with to be positioned at liquid crystal saturating
First electrode 34 of mirror unit L1 edge relatively, optimizes the electric field intensity of liquid crystal lens unit L1 edge
Distribution, improves the deflection of liquid crystal molecule 33 near the first electrode 34 being positioned at liquid crystal lens unit L1 edge
Degree, the optical path difference distribution curve of liquid crystal lens 2 is more smooth in the performance of phase-delay quantity, hence it is evident that reduce
The crosstalk phenomenon that liquid crystal lens unit L1 and liquid crystal lens unit L2 occurs at intersection, promotes three-dimensional showing
The effect shown and the comfort level of viewing, hence it is evident that improve adjacent lcd lens unit L1 and liquid crystal lens unit
The optical path difference at intersection of L2 is distributed, and the optical path difference after optimization is distributed close to ideal parabolic, thus changes
The crosstalk phenomenon that the kind 3 d display device using liquid crystal lens 3 produces when stereo display, improves solid
Display effect and viewing comfort level.
In the present embodiment, the first electrode 34 can use strip electrode, and the width of each the first electrode 34
Spend equal.Design requirement according to liquid crystal lens 3, etches the first electrode 34 of multiple equal in width, operation side
Just, similarly, it is also possible to according to the design requirement of liquid crystal lens 3, etch the first electricity of multiple unequal width
Pole 34, operator with specific requirement, can set the width of the first electrode 34.
Preferably, when each first electrode 34 is according to when equidistantly arranging, and voltage control module controls to put on
The first voltage on each first electrode 34, so that liquid crystal lens 3 is when for stereo display, formation rule
Gradient-index lens, it is ensured that the light splitting effect of liquid crystal lens 3.When each first electrode 34 according to
During spacing arrangement, voltage control module controls to put on the first voltage on each first electrode 34, so that liquid
Brilliant lens 3 when for stereo display, the gradient-index lens of formation rule, it is ensured that liquid crystal lens 3
Light splitting effect.
As it is shown in figure 9, the voltage control module that the present embodiment provides is additionally operable to control applying is positioned at liquid crystal lens
First voltage of the first electrode 34 of unit L1 edge, and the second voltage on the second electrode 35, by
To the center of liquid crystal lens unit L1, the electricity of each the first voltage at the two edges of liquid crystal lens unit L1
From large to small, i.e. at two edges, the magnitude of voltage of the first voltage on the first electrode 34 is maximum, is sequentially reduced for pressure value,
Electric potential difference between first voltage and the second voltage produces electric field intensity the first electric field not etc., at the work of electric field
Under with, liquid crystal molecule 33 deflects with the change of electric field intensity so that first substrate 21 and second substrate
The refractive index distribution gradient of liquid crystal layer between 23, forms the liquid crystal lens unit L1 arranged in array, liquid crystal
Lens unit L1 goes out light to display floater and is controlled, it is achieved stereo display.
Embodiment three
As shown in figure 11, the liquid crystal lens that the liquid crystal lens 4 that the embodiment of the present invention provides provides with embodiment two
3 structures are roughly the same, first substrate 41 and the second substrate 42 that liquid crystal lens 4 includes being oppositely arranged, and second
Substrate 42 is arranged at the top of first substrate 41, is provided with liquid crystal between first substrate 41 and second substrate 42
Molecule 43 and spacer 40, second substrate 42 is provided with the second electrode 45, and first substrate 41 is provided with first
Electrode 44, forms peristome 46 between adjacent two the second electrodes 45.Difference is, first substrate
41 and first are provided with the 3rd electrode 47 between electrode 44, are provided with between the 3rd electrode 47 and the first electrode 44
Insulating barrier 48, each first electrode 44 is located on insulating barrier 48.When liquid crystal lens 4 is in 2D display,
Voltage control module is additionally operable to control to put on the 3rd driving voltage on the 3rd electrode 47, the second electrode 45
On the second driving voltage, each driving voltage cooperates, drive liquid crystal molecule 43 deflect, it is ensured that
Liquid crystal lens 4, when 3D shows, presents the stereo-picture of standard.Further, in the present embodiment, second
Electrode 45 is strip shaped electric poles, the peristome 46 formed between adjacent two the second electrodes 45 and the first electrode
44 relatively, optimizes the electric-field intensity distribution at liquid crystal lens cell edges, improves and is positioned at liquid crystal lens unit L1
The degree of deflection of liquid crystal molecule 43 near first electrode 44 of edge, the optical path difference distribution of liquid crystal lens 2
Curve is more smooth in the performance of phase-delay quantity, hence it is evident that reduce the string occurred at liquid crystal lens cell edges
Disturb phenomenon, promote effect and the comfort level of viewing of stereo display, hence it is evident that improve the light of liquid crystal lens unit
Path difference is distributed, and the optical path difference after optimization is distributed close to ideal parabolic, thus improves employing liquid crystal lens 4
The crosstalk phenomenon that produces when stereo display of 3 d display device, improve stereo display effect and viewing relaxed
Appropriateness.Significantly reduce the crosstalk phenomenon occurred at liquid crystal lens cell edges, improve the quality of viewing.
Second electrode 45 being applied the second driving voltage, the 3rd electrode 47 is applied the 3rd driving voltage, second drives
Electric potential difference between voltage and the 3rd driving voltage is more than the threshold voltage of liquid crystal molecule 43, so at the second electricity
Can form, between pole 45 and the 3rd electrode 47, the second electric field that electric field intensity is equal, this second electric field makes liquid crystal
Molecule 43 deflects, and the refractivity between liquid crystal molecule 43 and spacer 40 after deflection is at default model
In enclosing, the condition meeting preset range is between the refractive index of spacer 40 and liquid crystal molecule 43 refractive index
Difference is less than 0.1, and now, the refractive index of liquid crystal molecule 43 is close to the refractive index of spacer 40.Therefore,
Light, when liquid crystal molecule 43 and spacer 40, will not produce the refraction of light, and liquid crystal lens 4 can change
Kind spacer 40 bright spot phenomenon.
In the present embodiment, it may be preferred to it is face electrode that ground sets the 3rd electrode 47, face electrode refers to the
The surface entirety of one substrate 44 covers conductive material.3rd electrode 47 simple in construction, it is provided that stable
3rd driving voltage, so, when liquid crystal lens 2 is when showing for 2D, the second electrode 45 and the 3rd electricity
Can form the second electric field that electric field intensity is equal between pole 47, this second electric field makes liquid crystal molecule 43 occur partially
Turning, the refractivity between liquid crystal molecule 43 and spacer 40 after deflection, in preset range, meets pre-
If the condition of scope is the difference between the refractive index of spacer 40 and liquid crystal molecule 43 refractive index is less than 0.1,
Now, the refractive index of liquid crystal molecule 43 is close to the refractive index of spacer 40.Therefore, light is through liquid crystal
When molecule 43 and spacer 40, will not produce the refraction of light, liquid crystal lens 4 can improve spacer 40
Bright spot phenomenon.
Embodiment four
As shown in figure 12, the liquid crystal lens 2 that the liquid crystal lens 5 that the present embodiment provides provides with embodiment one
Structure is substantially the same.First substrate 51 and the second substrate 52 that liquid crystal lens 5 includes being oppositely arranged, first
Being provided with liquid crystal molecule 53 between substrate 51 and second substrate 52, first substrate 51 is provided with multiple first electricity
Pole 54, in fig. 12, each first electrode 54 is expressed as S11, S12, S13, S14, S15, S16, S17,
S18, S19, S20, S21, and each first electrode 54 is intervally installed, second substrate 52 is towards
The side of one substrate 51 is provided with multiple second electrode 55, forms peristome 56 between two the second electrodes 55,
Peristome 56 is corresponding with the first electrode S16, and in the centrage of peristome 56 and the first electrode S16
Heart line on the same line, owing to peristome 56 is not provided with conductive material, liquid crystal lens unit L1's
The change of boundary electric field would not excessively acutely and then cause optical path difference herein to have bigger fluctuation.Respectively
First electrode the 54, second electrode 55 is applied voltage, the lens light path difference that liquid crystal lens cell list reveals with
It is relatively good that the parabolic type lens of standard overlap.When liquid crystal lens 5 is when carrying out stereo display, can be obvious
Reduction crosstalk, promote the quality that shows of stereo-picture.Electric field curve at peristome 56 will be with the most flat
Slow state draws close the region of conductive material, optimizes the electric-field intensity distribution at liquid crystal lens cell edges,
Improve and be positioned at liquid crystal lens cell edges the degree of deflection of liquid crystal molecule 53 near the first electrode 54, in phase
The performance of position retardation presents more smooth state.So, the electric field of the intersection of liquid crystal lens unit becomes
Change can obtain a certain degree of improvement, and draws close in the second electrode with the mildest state, and 55, it is to avoid because of electricity
Field changes and causes optical path difference herein to have bigger fluctuation, hence it is evident that reduces adjacent lcd lens unit and is having a common boundary
The crosstalk phenomenon that place produces, promotes effect and the comfort level of viewing of stereo display.
In the present embodiment, it is strip electrode owing to using the second electrode 55, for promoting liquid crystal lens further
5 display qualities when stereo display, the corresponding at least two liquid crystal lens unit L1 of each second electrode 55,
Set the spacing of liquid crystal lens unit L1 as L, set spacing L of liquid crystal lens unit L1 as being positioned at liquid crystal
Distance between the centrage of two the first electrodes 54 of lens unit L1 edge.The width of the second electrode 55
Degree is M,Wherein, n is the number of the corresponding liquid crystal lens unit L1 of the second electrode 55, n
For natural number and n >=2.As shown in figure 12, the second electrode 55 corresponding two liquid crystal lens unit (figure
Not shown in), i.e. n=2, the width of the second electrode 55 2 times of spacing less than liquid crystal lens unit L1.
Certainly, second electrode 55 covers more liquid crystal lens unit, i.e. n ＞ 2, the width of the second electrode 55
Degree is expressed asIt is possible not only to solve the cross-interference issue that the boundary of liquid crystal lens unit exists, with
Time reduce the difficulty of processing of the second electrode 55, it is simple to operator are set the second electrode according to the actual requirements
The width of 55.The width of peristome 56 can arbitrarily be arranged, and can solve liquid crystal lens unit L1 and liquid
The cross-interference issue that brilliant lens unit L2 exists at intersection, it is simple to operator set second as the case may be
The width of electrode 55.Between adjacent two the second electrodes 55 formed peristome 56 be positioned at liquid crystal lens list
First electrode 54 of L1 edge of unit relatively, optimizes liquid crystal lens unit L1 and liquid crystal lens unit L2 limit
Electric-field intensity distribution at edge, improves and is positioned at liquid crystal near liquid crystal lens unit L1 edge the first electrode 54
The degree of deflection of molecule 53, the optical path difference distribution curve of liquid crystal lens 5 is more flat in the performance of phase-delay quantity
Sliding, reduce the crosstalk phenomenon that adjacent lcd lens unit L1 and liquid crystal lens unit L2 occurs at intersection,
Promote effect and the comfort level of viewing of stereo display.Meanwhile, for guarantee liquid crystal lens 5 when stereo display,
Can normally present stereo-picture, the distance between adjacent two the second electrodes 55 can not be excessive, affects liquid
The normal display of brilliant lens 5.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all at this
Any amendment, equivalent and the improvement etc. made within bright spirit and principle, should be included in the present invention
Protection domain within.
Claims (13)
1. liquid crystal lens, including the first substrate being oppositely arranged and second substrate, and is located in described first
Liquid crystal molecule between substrate and described second substrate, described first substrate is provided with multiple first electrode, each
Described first electrode is intervally installed, when described liquid crystal lens is for stereo display, and described first substrate
And liquid crystal lens unit in array distribution identical with forming multiple structure between described second substrate, adjacent two
One described first electrode of individual described liquid crystal lens units shared, it is characterised in that: described second substrate towards
The side of described first substrate is provided with multiple second electrode, and the bearing of trend of described second electrode is parallel to described
The bearing of trend of the first electrode, each described second electrode is intervally installed, adjacent two described second electricity
Between pole formed peristome, the centrage of described peristome corresponding thereto and be positioned at described liquid crystal lens list
The centrage of described first electrode of edge of unit is on same straight line.
2. liquid crystal lens as claimed in claim 1, it is characterised in that: the width of described peristome less than with
It is corresponding and is positioned at the width of described first electrode at described liquid crystal lens cell edges.
3. liquid crystal lens as claimed in claim 2, it is characterised in that: each described first electrode incline sets
It is placed on described first substrate, the arragement direction phase of the bearing of trend of described first electrode and described first electrode
Hand over, form angle.
4. liquid crystal lens as claimed in claim 3, it is characterised in that: described angle α, and 60 °≤α≤80 °.
5. the liquid crystal lens as according to any one of Claims 1-4, it is characterised in that: each described
Two electrodes are to there being liquid crystal lens unit described at least two.
6. liquid crystal lens as claimed in claim 5, it is characterised in that: each described liquid crystal lens unit pair
Answer two described first electrodes.
7. liquid crystal lens as claimed in claim 5, it is characterised in that: each described liquid crystal lens unit pair
Should have m described first electrode, wherein, m is natural number, m >=3.
8. liquid crystal lens as claimed in claim 7, it is characterised in that: the width of each described first electrode
Equal.
9. liquid crystal lens as claimed in claim 7, it is characterised in that: each described first electrode according to etc.
Spacing arranges.
10. liquid crystal lens as claimed in claim 8 or 9, it is characterised in that: described first electrode is bar shaped
Electrode, described first electrode is rectangle, arch or sawtooth along the cross sectional shape of described first electrode bearing of trend
Shape.
11. liquid crystal lens as claimed in claim 5, it is characterised in that: between described liquid crystal lens unit
Away from for L, the width of described second electrode is M,Wherein, n is that described second electrode is corresponding
The number of described liquid crystal lens unit, n is natural number and n >=2.
12. liquid crystal lens as claimed in claim 11, it is characterised in that: described second electrode is bar shaped electricity
Pole, described second electrode is rectangle, arch or zigzag along the cross sectional shape of described second electrode bearing of trend.
13. 3 d display devices, including display floater, it is characterised in that: also include claim 1 to 12
According to any one of liquid crystal lens, described liquid crystal lens is arranged at the light emission side of described display floater.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW104123192A TWI575255B (en) | 2014-07-18 | 2015-07-16 | Liquid crystal lens and stereoscopic display |
| US14/392,349 US20160291333A1 (en) | 2014-07-18 | 2015-07-17 | Liquid Crystal Lens and Three-Dimensional Display Device |
| PCT/CN2015/084305 WO2016008445A1 (en) | 2014-07-18 | 2015-07-17 | Liquid crystal lens and stereographic display device |
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| CN2014103447286 | 2014-07-18 | ||
| CN201410344728.6A CN104122718A (en) | 2014-07-18 | 2014-07-18 | Liquid crystal lens and stereo display device |
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| CN201520275905.XU Active CN204667023U (en) | 2014-07-18 | 2015-04-30 | Liquid crystal lens and 3 d display device |
| CN201510217311.8A Active CN106200142B (en) | 2014-07-18 | 2015-04-30 | Liquid crystal lens and 3 d display device |
| CN201510217325.XA Pending CN106200202A (en) | 2014-07-18 | 2015-04-30 | Touch liquid crystal lens and 3 d display device |
| CN201510218953.XA Pending CN106200143A (en) | 2014-07-18 | 2015-04-30 | Liquid crystal lens and 3 d display device |
| CN201510218967.1A Pending CN106200203A (en) | 2014-07-18 | 2015-04-30 | Touch liquid crystal lens and 3 d display device |
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| CN201510217311.8A Active CN106200142B (en) | 2014-07-18 | 2015-04-30 | Liquid crystal lens and 3 d display device |
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| US9645399B2 (en) | 2010-10-19 | 2017-05-09 | Superd Co. Ltd. | Autostereoscopic display apparatus and method |
| TWI575255B (en) * | 2014-07-18 | 2017-03-21 | 深圳超多維光電子有限公司 | Liquid crystal lens and stereoscopic display |
| CN105785575B (en) * | 2014-12-24 | 2018-01-12 | 深圳超多维光电子有限公司 | 3 d display device |
| CN106292123B (en) * | 2015-07-10 | 2018-01-12 | 深圳超多维光电子有限公司 | Liquid crystal lens and 3 d display device |
| CN106710542B (en) * | 2015-11-18 | 2019-11-22 | 深圳超多维科技有限公司 | Driving circuit, liquid crystal lens, 3 d display device and liquid crystal microlens |
| CN105842951A (en) | 2016-06-14 | 2016-08-10 | 京东方科技集团股份有限公司 | Liquid crystal lens and display device |
| CN106292093A (en) * | 2016-11-09 | 2017-01-04 | 宁波视睿迪光电有限公司 | Stereoscopic display unit, system and driving voltage control method |
| CN107193153A (en) * | 2017-07-28 | 2017-09-22 | 武汉华星光电技术有限公司 | Colored filter of in-cell touch panel and preparation method thereof |
| CN111427474A (en) * | 2020-03-20 | 2020-07-17 | 深圳市华星光电半导体显示技术有限公司 | Touch display device and manufacturing method thereof |
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Also Published As
| Publication number | Publication date |
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| CN106200202A (en) | 2016-12-07 |
| CN106200142A (en) | 2016-12-07 |
| CN104122718A (en) | 2014-10-29 |
| CN204667023U (en) | 2015-09-23 |
| CN106200203A (en) | 2016-12-07 |
| CN106200142B (en) | 2018-03-30 |
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