CN104216195B - Liquid-crystal lens optimization method and system employing same - Google Patents
Liquid-crystal lens optimization method and system employing same Download PDFInfo
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 197
- 238000005457 optimization Methods 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000009826 distribution Methods 0.000 claims abstract description 59
- 108010074506 Transfer Factor Proteins 0.000 claims description 11
- 230000003287 optical effect Effects 0.000 claims description 9
- 239000004065 semiconductor Substances 0.000 claims description 6
- 241000208340 Araliaceae Species 0.000 claims description 2
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 claims description 2
- 235000003140 Panax quinquefolius Nutrition 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims description 2
- 235000008434 ginseng Nutrition 0.000 claims description 2
- 230000010287 polarization Effects 0.000 abstract description 20
- 230000001105 regulatory effect Effects 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 13
- 238000004088 simulation Methods 0.000 description 7
- 239000000758 substrate Substances 0.000 description 7
- 238000009738 saturating Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 239000003292 glue Substances 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
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Abstract
The invention provides a liquid-crystal lens optimization method. The liquid-crystal lens optimization method comprises the steps: providing parallel light, and enabling the parallel light to sequentially pass through a polarizer, a liquid-crystal lens and a polarization detector, so as to obtain an interference light intensity distribution curve of interference light which is generated after the parallel light sequentially passes through the polarizer, the liquid-crystal lens and the polarization detector; comparing the interference light intensity distribution curve with a reference distribution curve; regulating the voltage of an electrode of a location, corresponding to the liquid-crystal lens, according to errors between the interference light intensity distribution curve and the reference distribution curve, so as to regulate the refraction index distribution of the liquid-crystal lens. The invention further provides a liquid-crystal lens optimization system using the liquid-crystal lens optimization method. According to the liquid-crystal lens optimization method and the liquid-crystal lens optimization system, provided by the invention, the refraction index distribution of the liquid-crystal lens is regulated according to the errors between the interference light intensity distribution curve and the reference distribution curve, so that the operation is simple and reliable and is high in accuracy.
Description
Technical field
The present invention relates to a kind of display device, particularly to a kind of lens optimization method being applied to liquid crystal indicator and
Optimization system using it.
Background technology
Liquid crystal lens formula naked eye three-dimensional Display Technique because its structure is simple, be easily achieved two-dimensional/three-dimensional conversion and
The advantages of drive adjustable and be widely used.And the index distribution of liquid crystal lens is the important of impact naked eye three-dimensional display effect
One of factor, it is thus typically necessary to optimize the refractive index of liquid crystal lens, to improve Three-dimensional Display effect.
Fig. 1 is the structural representation of liquid crystal lens.As shown in figure 1, liquid crystal lens 10 include infrabasal plate 101, upper substrate
102nd, bottom electrode 103, Top electrode 104, liquid crystal layer 105, frame glue 106.Wherein, bottom electrode 103 be located at infrabasal plate 101 towards liquid
On one surface of crystal layer 105, Top electrode 104 is located on a surface towards liquid crystal layer 105 of upper substrate 102, infrabasal plate
101 pass through frame glue 106 be adhesively fixed with upper substrate 102.
Fig. 2 a is that the operation principle of liquid crystal lens 10 during the upper/lower electrode no applied voltage of liquid crystal lens shown in Fig. 1 is illustrated
Figure.Fig. 2 b is the operation principle schematic diagram of liquid crystal lens 10 during the upper/lower electrode applied voltage of liquid crystal lens shown in Fig. 1.Please simultaneously
Refering to Fig. 2 a and Fig. 2 b, in bottom electrode 103, Top electrode 104 no applied voltage of liquid crystal lens 10, bottom electrode 103 with
Electric field is not had to be formed between electric level 104, the major axis of liquid crystal molecule is each along the plane parallel to upper substrate 101 and infrabasal plate 102
Arrangement, linearly polarized light after liquid crystal layer 105, all can along before original direction so that enter people right and left eyes, now for
Two dimensional mode；When bottom electrode 103 and Top electrode 104 are under powering state, shape between bottom electrode 103 and Top electrode 105
Become electric field, the liquid crystal molecule of diverse location is subject to acting on of the electric field force of varying strength respectively, and different liquid crystal molecules is in space
So as to refractive index equally produces excessive gradual change, linearly polarized light reflects after liquid crystal layer 105, is formed gradually for middle gradual change arrangement
Variant index lens, linearly polarized light all changes original direction after liquid crystal layer 105 and advances, and makes liquid crystal panel
The picture that about (not shown), pixel produces respectively enters the right and left eyes of people, now for three-dimensional display mode.
The optimization method of current liquid crystal lens, mainly according to liquid crystal lens to the convergence performance of parallel linearly polarized light Lai
Pass judgment on the performance of liquid crystal lens, thus optimizing liquid crystal lens.But only it is difficult to judge liquid crystal lens are where from liquid crystal lens convergent effect
One regional area liquid crystal molecule needs to adjust, and which regional area liquid crystal molecule does not need to adjust, therefore on liquid crystal lens electrode
Voltage this how to adjust and have no way of doing it, optimize and revise that the liquid crystal lens degree of accuracy is high, reliability is low.Additionally, having for some
The irregular liquid crystal lens of index distribution of particular/special requirement are it is impossible to adjust from the convergence performance of liquid crystal lens.
Therefore, it is necessary to provide improved technical scheme to overcome above technical problem present in prior art.
Content of the invention
The main technical problem to be solved in the present invention is to provide a kind of simple, reliability and the high liquid crystal lens optimization of the degree of accuracy
Method.
For solving above-mentioned technical problem, the invention provides a kind of liquid crystal lens optimization method, described liquid crystal lens optimization
Method includes: provides a directional light, makes described directional light sequentially pass through the polarizer, liquid crystal lens and analyzer, and obtains described
The distribution of interference intensity of the interference light that directional light produces after sequentially passing through the described polarizer, described liquid crystal lens and described analyzer
Curve；Contrast described distribution of interference intensity curve and reference profile；And according to described distribution of interference intensity curve with described
The voltage of the electrode of error transfer factor liquid crystal lens correspondence position of reference profile, to adjust the refractive index of described liquid crystal lens
Distribution.
Preferably, described directional light is monochromatic light and is evenly distributed.
Preferably, the described polarizer is parallel with the polarization axle of described analyzer or vertical.
Preferably, contrast described distribution of interference intensity curve to include with the step of reference profile: according to diverse location
The preferable effectively extraordinary refractive index of liquid crystal lens obtains described reference profile.
Preferably, described reference profile is obtained according to the preferable effectively extraordinary refractive index of diverse location liquid crystal lens
Step include: obtain preferable effectively extraordinary refractive index, the ordinary index of refraction, the box gap of liquid crystal lens and the institute of liquid crystal molecule
State the wavelength of directional light；And it is saturating according to preferable effectively extraordinary refractive index, the ordinary index of refraction, the described liquid crystal of described liquid crystal molecule
The wavelength of the box gap of mirror and described directional light obtains reference profile.
The present invention also provides a kind of liquid crystal lens to optimize system, and this liquid crystal lens optimizes system and is used for adjusting liquid crystal lens
Index distribution, described liquid crystal lens include electrode, and described liquid crystal lens optimize system and include: optical generator, flat for producing
Row light；The polarizer, receives the directional light that described optical generator produces, and produces polarised light according to described directional light；Analyzer, with
The described polarizer is located at the both sides of described liquid crystal lens respectively, for detecting the polarised light through described analyzer, dry to produce
Relate to light；And processor, for distribution of interference intensity curve is obtained according to described interference light and bent according to described distribution of interference intensity
The voltage of the electrode of error transfer factor liquid crystal lens correspondence position of line and reference profile, thus adjust described liquid crystal lens
Index distribution.
Preferably, the described polarizer is parallel with the polarization axle of described analyzer or vertical.
Preferably, described liquid crystal lens optimize system and also include: memory cell, for storing between the box of described liquid crystal lens
Gap, the wavelength of described directional light, preferable effectively extraordinary refractive index, the ordinary refractive of described liquid crystal molecule of described liquid crystal molecule
Rate.
Preferably, described processor includes: semiconductor device, for receiving described interference light, and described interference light is turned
It is changed to interference electric signal；Computing unit, for calculating the error of described distribution of interference intensity curve and reference profile；Control
Unit, for the electricity according to described distribution of interference intensity curve and the error transfer factor liquid crystal lens correspondence position of reference profile
The voltage of pole, thus adjust the index distribution of described liquid crystal lens.
Preferably, described liquid crystal lens optimize system and also include: display device, electrically connect with described processor, for showing
Show described interference fringe, described distribution of interference intensity curve and described reference profile.
The liquid crystal lens optimization method of the present invention and system are according to the mistake of distribution of interference intensity curve and reference profile
The index distribution of difference adjustment liquid crystal lens, simple to operate, reliability and degree of accuracy height.
By the detailed description below with reference to accompanying drawing, the other side of the present invention and feature become obvious.But should know
Road, accompanying drawing be only explain purpose design, not as the restriction of the scope of the present invention, this is because its should refer to attached
Plus claim.It should also be noted that unless otherwise noted it is not necessary to scale accompanying drawing, they are only tried hard to conceptually
Structure described herein and flow process are described.
Brief description
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.
Fig. 1 is the structural representation of liquid crystal lens.
Fig. 2 a is the operation principle schematic diagram of liquid crystal lens during the upper/lower electrode no applied voltage of liquid crystal lens shown in Fig. 1.
Fig. 2 b is the operation principle schematic diagram of liquid crystal lens during the upper/lower electrode applied voltage of liquid crystal lens shown in Fig. 1.
Fig. 3 is the schematic flow sheet of the liquid crystal lens optimization method of an embodiment of the present invention.
Fig. 4 be an embodiment of the present invention effective extraordinary refractive index of liquid crystal lens with liquid crystal lens center relative to position
The relation simulation schematic diagram put.
Fig. 5 a is the work when the polarizer is vertical with the polarization axle of analyzer for the liquid crystal lens of an embodiment of the present invention
Principle schematic.
Fig. 5 b be the present invention another embodiment liquid crystal lens when the polarizer is parallel with the polarization axle of analyzer
Operation principle schematic diagram.
Fig. 6 is the reference profile simulation schematic diagram of the liquid crystal lens of an embodiment of the present invention.
Fig. 7 is the liquid crystal lens distribution of interference intensity curve simulation result schematic diagram of an embodiment of the present invention.
Fig. 8 is the module diagram of the liquid crystal lens optimization system of an embodiment of the present invention.
Specific embodiment
Understandable for enabling the above objects, features and advantages of the present invention to become apparent from, below in conjunction with the accompanying drawings to the present invention
Specific embodiment be described in detail.
Fig. 3 is the schematic flow sheet of the liquid crystal lens optimization method of an embodiment of the present invention.As shown in figure 3, liquid crystal is saturating
Mirror optimization method includes:
Step s31: a directional light is provided first, makes this directional light sequentially pass through the polarizer, liquid crystal lens and analyzer, and
Obtain the distribution of interference intensity curve of the interference light producing after this directional light sequentially passes through the polarizer, liquid crystal lens and analyzer；
Step s32: contrast distribution of interference intensity curve and reference profile；And
Step s33: according to the error transfer factor liquid crystal lens correspondence position of distribution of interference intensity curve and reference profile
Electrode voltage, to adjust the index distribution of liquid crystal lens.
In an embodiment of the present invention, step s32 includes:
Reference profile is obtained according to the preferable effectively extraordinary refractive index of diverse location liquid crystal lens.
Specifically, reference profile bag is obtained according to the preferable effectively extraordinary refractive index of diverse location liquid crystal lens
Include: obtain preferable effectively extraordinary refractive index, the ordinary index of refraction, the box gap of liquid crystal lens and the ripple of directional light of liquid crystal molecule
Long；And
According to the preferable effectively extraordinary refractive index of liquid crystal molecule, the ordinary index of refraction, the box gap of liquid crystal lens and parallel
The wavelength of light obtains reference profile.
In an embodiment of the present invention, directional light is monochromatic light and is evenly distributed.The polarizer and the polarization axle of analyzer
Parallel or vertical.
Fig. 4 is the relative position of the effective extraordinary refractive index of the perfect condition of liquid crystal lens in the present invention and liquid crystal molecule
The relation simulation schematic diagram put.As shown in figure 4, preferable effectively extraordinary refractive index neff (θ) and the liquid crystal molecule of liquid crystal lens
Relative position relation be in that conic section is distributed, the relative position of liquid crystal molecule herein refers to that liquid crystal molecule (please be joined in x direction
Examine Fig. 5 a or Fig. 5 b) on respect to liquid crystal lens 1 central point o relative distance.
Fig. 5 a is the work when the polarizer 2 is vertical with the polarization axle of analyzer 3 for the liquid crystal lens 1 of an embodiment of the present invention
Make principle schematic.As shown in Figure 5 a, liquid crystal lens 1 include infrabasal plate 101, upper substrate 102, liquid crystal molecule 105 and Top electrode
(not shown) and bottom electrode (not shown), the polarizer 2 and analyzer 3 are located at the both sides of liquid crystal lens 1 respectively.Its
In, the infrabasal plate 101 in the polarizer 2, analyzer 3 and liquid crystal lens 1, upper substrate 102 are parallel to each other.The polarization axle of the polarizer 2
E1 is vertical with the polarization axle e2 of analyzer 3.Wherein o point is located at the center of liquid crystal lens 1, in xoy plane and liquid crystal lens 1
Infrabasal plate 101, upper substrate 102 parallel, the plane that z-axis direction is located perpendicular to liquid crystal lens 1.
Along the y-axis direction, a branch of light intensity is i to liquid crystal molecule 105 alignment direction of liquid crystal lens 10And be evenly distributed parallel
Light after the linearly polarized light e1 that the polarizer 2 produces is irradiated to liquid crystal lens 1, linearly polarized light e1 can be analyzed to linearly polarized light ex and
Linearly polarized light ey.Because liquid crystal molecule 105 is different with the refractive index of linearly polarized light ey to linearly polarized light ex, so dividing through liquid crystal
After son 105, linearly polarized light ex and linearly polarized light ey is designated as ex ' respectively and ey ', linearly polarized light ex ' and linearly polarized light ey ' pass through again
Analyzer 3, after meet coherent condition in the component of the transmission in the polarization axle e2 direction of analyzer 3, produce and interfere.
If the direction of propagation of directional light is along the z-axis direction, plane of polarization is e1oz plane, and the optical axis 151 of liquid crystal molecule 105 begins
Eventually in yoz rotation with surface, in the direction along x-axis, such as when the value of x is xθ, that is, in the x direction with respect to liquid crystal lens 1
The relative distance of central point o be | xθ| the optical axis 151 of the liquid crystal molecule 105 at place is θ with the average angle of y-axis, then liquid crystal is saturating
Effective extraordinary refractive index neff (θ) of mirror 1 meets:
1/neff(θ)2=cos2θ/ne+sin2θ/no
Wherein, ne is the extraordinary refractive index of liquid crystal material, and no is the ordinary index of refraction of liquid crystal material.
As shown in Figure 5 a, the polarization axle e1 of the polarizer 2 and polarization axle e2 of analyzer 3 is vertical, therefore, by analyzer 3
Interference light intensity afterwards meets:
T=i/io=sin2(2β)*sin2(π*δn*d/λ)/2
Wherein, β is the angle of the polarizer 2 polarization axle e1 and y-axis, δ n=neff (θ)-no, i be by analyzer 3 after
Directional light light intensity, io is the light intensity of the directional light that the polarizer 2 receives, and d is the box gap of liquid crystal lens, and λ connects for the polarizer 2
The wavelength of the light received.
For example, when β=45 degree that is to say, that when the bright dark difference of interference fringe is the most obvious, after analyzer 3
Interference light intensity meet:
T=i/io=sin2(π*δn*d/λ)/2
Wherein, δ n=neff (θ)-no, i be the polarizer 2 receive light intensity, io be by analyzer 3 after light intensity, d
For the box gap of liquid crystal lens, λ is the wavelength of the directional light that the polarizer 2 receives.
Therefore, can be according to the preferable effectively extraordinary refractive index neff (θ) of diverse location liquid crystal lens 1 by above-mentioned formula
Obtain reference profile as shown in Figure 6.
Fig. 5 b is the liquid crystal lens 1 of another embodiment of the present invention when the polarizer 2 is parallel with the polarization axle of analyzer 3
Operation principle schematic diagram.As shown in Figure 5 b, the polarization axle e1 of the polarizer 2 and polarization axle e2 of analyzer 3 is parallel, therefore, passes through
Interference light intensity after analyzer 3 meets:
T=i/io=1- [sin2(2β)*sin2(π*δn*d/λ)/2]
Wherein, β is the angle with y-axis for the polarization axle e1 of the polarizer 2, and δ n=neff (θ)-no, i are by analyzer 3
The light intensity of directional light afterwards, io is the light intensity of the directional light that the polarizer 2 receives, and d is the box gap of liquid crystal lens, and λ is the polarizer 2
The wavelength of the light receiving.
For example, when β=45 degree that is to say, that when the bright dark difference of interference fringe is the most obvious, after analyzer 3
Interference light intensity meet:
T=i/i0=1- [sin2(π*δn*d/λ)/2]
Wherein, δ n=neff (θ)-no, i are the light intensity by directional light after analyzer 3, and io is that the polarizer 2 receives
The light intensity of directional light, d is the box gap of liquid crystal lens, and λ is the wavelength of the directional light that the polarizer 2 receives.
Therefore, equally can be according to the preferable effectively extraordinary refractive index of diverse location liquid crystal lens 1 by above-mentioned formula
Neff (θ) obtains reference profile as shown in Figure 6.
Fig. 6 is that the reference profile simulation of the ideally interference light intensity of liquid crystal lens in embodiment of the present invention is shown
It is intended to.The preferable effectively relative position of extraordinary refractive index neff (θ) and liquid crystal molecule and interference light intensity according to liquid crystal molecule
Relation can obtain reference profile as shown in Figure 6, the relative position of liquid crystal molecule herein refers to liquid crystal molecule in x
On direction with respect to liquid crystal lens 1 central point o relative distance.
Fig. 7 is the liquid crystal lens distribution of interference intensity curve simulation result schematic diagram of an embodiment of the present invention.The present invention
Obtained by semiconductor device such as photoelectronic imaging device (ccd) etc. and as shown in Figure 7 the polarizer, liquid crystal are sequentially passed through by directional light
The distribution of interference intensity curve simulation result of the interference light of each liquid crystal molecule relative position producing after lens and analyzer
Schematic diagram, here, the interference light intensity of the interference light of each liquid crystal molecule relative position of liquid crystal lens can be by adjusting this
The electrode voltage of relative position is adjusted, and the present invention passes through to compare shown in the distribution of interference intensity curve shown in Fig. 7 and Fig. 6
The electrode of error transfer factor liquid crystal lens correspondence position of reference profile ideally voltage, saturating to adjust liquid crystal
The index distribution of mirror.
Fig. 8 is the module diagram of the liquid crystal lens optimization system of an embodiment of the present invention.A kind of liquid crystal lens optimization
System 10, liquid crystal lens optimize system 10 and include the polarizer 2, analyzer 3, optical generator 4 and processor 5.Optical generator 4, uses
In generation directional light.The polarizer 2 receives the directional light that optical generator 4 produces, and produces polarised light according to directional light.During work,
The liquid crystal lens of required optimization are arranged between the polarizer 2 and analyzer 3, analyzer 3 and the polarizer 2 are located at respectively and are wanted
The both sides of the liquid crystal lens optimizing.Analyzer 3 is used for producing interference light.Processor 5 is used for obtaining interference light intensity according to interference light
Distribution curve, and corresponding according to the distribution of interference intensity curve liquid crystal lens to be optimized with the error transfer factor of reference profile
The voltage of the electrode of position, thus adjust the light distribution of this liquid crystal lens to be optimized.
Wherein, the polarizer 2 is parallel with the polarization axle of analyzer 3 or vertical.Directional light is monochromatic light and is evenly distributed.
In an embodiment of the present invention, liquid crystal lens optimize system 10 and also include memory cell.Memory cell is used for depositing
The storage box gap of liquid crystal lens 1, the wavelength of directional light, the preferable effectively extraordinary refractive index of liquid crystal molecule, the seeking of liquid crystal molecule
Often refractive index.
In an embodiment of the present invention, processor 5 includes semiconductor device, computing unit, control unit.Semiconductor fills
Put for receiving interference light, and interference light is converted to interference electric signal.Computing unit is used for calculating distribution of interference intensity curve
Error with reference profile.Control unit is used for the error transfer factor according to distribution of interference intensity curve and reference profile
The voltage of the electrode of liquid crystal lens correspondence position to be optimized, thus adjust the index distribution of liquid crystal lens 1.
In an embodiment of the present invention, semiconductor device includes photoelectronic imaging device (ccd).
In an embodiment of the present invention, liquid crystal lens optimize system 10 and also include display device.Display device and process
Device 5 electrically connects, for showing interference fringe, distribution of interference intensity curve and reference profile.
The liquid crystal lens optimization method of the present invention and liquid crystal lens optimize system 10 according to distribution of interference intensity curve and ginseng
Examine the voltage of the error transfer factor electrode of liquid crystal lens correspondence position to be optimized of distribution curve, thus adjusting to be optimized
The index distribution of liquid crystal lens, simple to operate, reliability and the degree of accuracy are high.
The embodiment applying the lens optimization system and method to the present invention for the specific case in the present invention is explained
State, the explanation of embodiment of above is only intended to help and understands the method for the present invention and its core concept；Simultaneously for this area
Those skilled in the art, according to the present invention thought, all will change in specific embodiments and applications, comprehensive
On, this specification content should not be construed as limitation of the present invention.
Claims (10)
1. liquid crystal lens optimization method is it is characterised in that described liquid crystal lens optimization method includes:
One directional light is provided, makes described directional light sequentially pass through the polarizer, liquid crystal lens and analyzer, and obtain described directional light
The distribution of interference intensity curve of the interference light producing after sequentially passing through the described polarizer, described liquid crystal lens and described analyzer；
Contrast described distribution of interference intensity curve and reference profile；And
Electricity according to described distribution of interference intensity curve and the error transfer factor liquid crystal lens correspondence position of described reference profile
The voltage of pole, to adjust the index distribution of described liquid crystal lens.
2. liquid crystal lens optimization method as claimed in claim 1 is it is characterised in that described directional light is monochromatic light and is distributed all
Even.
3. liquid crystal lens optimization method as claimed in claim 2 it is characterised in that the described polarizer and described analyzer inclined
The axle that shakes is parallel or vertical.
4. liquid crystal lens optimization method as claimed in claim 1 it is characterised in that contrast described distribution of interference intensity curve with
The step of reference profile includes:
Described reference profile is obtained according to the preferable effectively extraordinary refractive index of diverse location liquid crystal lens.
5. liquid crystal lens optimization method as claimed in claim 4 is it is characterised in that ideal according to diverse location liquid crystal lens
The step of the effectively described reference profile of extraordinary refractive index acquisition includes:
Obtain the preferable effectively extraordinary refractive index of liquid crystal molecule, the ordinary index of refraction, the box gap of liquid crystal lens and described parallel
The wavelength of light；And
According to the preferable effectively extraordinary refractive index of described liquid crystal molecule, the ordinary index of refraction, the box gap of described liquid crystal lens and
The wavelength of described directional light obtains reference profile.
6. a kind of liquid crystal lens optimize system, and for adjusting the index distribution of liquid crystal lens, described liquid crystal lens include electrode,
It is characterized in that, described liquid crystal lens optimize system and include:
Optical generator, for producing directional light；
The polarizer, receives the directional light that described optical generator produces, and produces polarised light according to described directional light；
Analyzer, is located at the both sides of described liquid crystal lens respectively with the described polarizer, inclined through described analyzer for detecting
Shake light, to produce interference light；And
Processor, for obtaining distribution of interference intensity curve according to described interference light, and according to described distribution of interference intensity curve
With the voltage of the electrode of the error transfer factor liquid crystal lens correspondence position of reference profile, thus adjusting the folding of described liquid crystal lens
Penetrate rate distribution.
7. liquid crystal lens as claimed in claim 6 optimize system it is characterised in that the described polarizer and described analyzer inclined
The axle that shakes is parallel or vertical.
8. liquid crystal lens as claimed in claim 6 optimize system it is characterised in that described liquid crystal lens optimization system is also wrapped
Include:
Memory cell, for store the box gap of described liquid crystal lens, the wavelength of described directional light, liquid crystal molecule preferable effectively
Extraordinary refractive index, the ordinary index of refraction of described liquid crystal molecule.
9. liquid crystal lens as claimed in claim 6 optimize system it is characterised in that described processor includes:
Semiconductor device, for receiving described interference light, and described interference light is converted to interference electric signal；
Computing unit, for calculating the error of described distribution of interference intensity curve and reference profile；
Control unit, for corresponding with the error transfer factor liquid crystal lens of reference profile according to described distribution of interference intensity curve
The voltage of the electrode of position, thus adjust the index distribution of described liquid crystal lens.
10. liquid crystal lens as claimed in claim 6 optimize system it is characterised in that described liquid crystal lens optimization system is also wrapped
Include:
Display device, is electrically connected with described processor, for showing interference fringe, described distribution of interference intensity curve and described ginseng
Examine distribution curve.
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|---|---|---|---|---|
| CN102812393A (en) * | 2009-12-23 | 2012-12-05 | 凌威光电公司 | Image Stabilization And Shifting In A Liquid Crystal Lens |
| CN104020624A (en) * | 2014-06-11 | 2014-09-03 | 重庆卓美华视光电有限公司 | Naked eye 3D display device |
| CN203811935U (en) * | 2014-04-30 | 2014-09-03 | 信利半导体有限公司 | Equipment for detecting liquid crystal cell parameters |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102812393A (en) * | 2009-12-23 | 2012-12-05 | 凌威光电公司 | Image Stabilization And Shifting In A Liquid Crystal Lens |
| CN203811935U (en) * | 2014-04-30 | 2014-09-03 | 信利半导体有限公司 | Equipment for detecting liquid crystal cell parameters |
| CN104020624A (en) * | 2014-06-11 | 2014-09-03 | 重庆卓美华视光电有限公司 | Naked eye 3D display device |
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| Title |
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| 一种新型液晶透镜的光学成像特性研究;李晖等;《红外与毫米波学报》;20091231;第28卷(第6期);428-431 * |
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