CN205787510U - Liquid crystal lens and imaging device - Google Patents
Liquid crystal lens and imaging device Download PDFInfo
- Publication number
- CN205787510U CN205787510U CN201620516191.1U CN201620516191U CN205787510U CN 205787510 U CN205787510 U CN 205787510U CN 201620516191 U CN201620516191 U CN 201620516191U CN 205787510 U CN205787510 U CN 205787510U
- Authority
- CN
- China
- Prior art keywords
- liquid crystal
- crystal lens
- electrode
- lens
- conducting film
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Liquid Crystal (AREA)
Abstract
The open a kind of liquid crystal lens of this utility model and imaging device.This imaging device includes: main lens unit, Zoom lens unit, imageing sensor, processor and memorizer.This Zoom lens unit includes at least one liquid crystal lens.This liquid crystal lens includes: the second substrate that first substrate is oppositely arranged with described first substrate, described first substrate surface is sequentially provided with the first electrode layer, the first insulating barrier, the second electrode lay and the first both alignment layers, described second substrate surface is sequentially provided with the 3rd electrode layer and the second both alignment layers, it is folded with liquid crystal layer between described first both alignment layers and described second both alignment layers, wherein, described liquid crystal lens also includes a weakly conducting film, described the second electrode lay includes circular hole electrode, and described weakly conducting film is at least part of is positioned at described circular hole electrode.Liquid crystal lens of the present utility model and imaging device have the impact being susceptible to external electromagnetic field, the beneficial effect that the lens peculiarity of formation is more stable.
Description
Technical field
This utility model relates to technical field of imaging, is specifically related to a kind of liquid crystal lens and imaging device.
Background technology
The advantages such as liquid crystal lens is little owing to having volume, lightweight, low in energy consumption, in recent years, become the focus of industry research.
Show at optical communication device, fiber switch, optical deflection device, 3D through development in recent years, liquid crystal lens and array thereof, integrated
The various field such as picture system and image procossing shows great potential using value.
Refer to the structural representation that Fig. 1, Fig. 1 are liquid crystal lens of the prior art.As it is shown in figure 1, prior art
Liquid crystal lens 100 includes the second substrate 190 that first substrate 110 and first substrate 110 are oppositely arranged, first substrate 110 surface
Being sequentially provided with the first electrode layer, insulating barrier 130, high impedance film layer 160 and the first both alignment layers 150a, second substrate 190 surface depends on
Secondary it is provided with the second electrode lay 180 and the second both alignment layers 150b, sandwiched between the first both alignment layers 150a and the second both alignment layers 150b
Liquid crystal layer 170.Wherein the first electrode layer includes circular hole electrode 120 and is positioned at circular hole electrode 120 and with circular hole electrode 120 each other
The circular electrode 140 of insulation.Circular hole electrode in first electrode layer 120 and circular electrode 140 be positioned at same electrode layer and with height
Relatively, the high impedance film of high impedance film layer 160 has weak inductive to Impedance Membrane layer 160.When the liquid crystal lens with said structure exists
Time actually used, it be often subject to the interference of external electromagnetic field, and the lens peculiarity of liquid crystal lens is affected, lead time serious
The image quality of the imaging device that cause has liquid crystal lens is the best.
Therefore, it is urgently to be resolved hurrily that the lens peculiarity how overcoming external electromagnetic field interference effect liquid crystal lens becomes current industry
Problem.
Utility model content
In view of this, this utility model provides a kind of liquid crystal lens and imaging device, in order to solve liquid crystal in prior art
The problem that lens are affected lens peculiarity by the interference of electromagnetic field.
A kind of liquid crystal lens, the second substrate being oppositely arranged with described first substrate including first substrate, described first base
Plate surface is sequentially provided with the first electrode layer, the first insulating barrier, the second electrode lay and the first both alignment layers, described second substrate surface
It is sequentially provided with the 3rd electrode layer and the second both alignment layers, between described first both alignment layers and described second both alignment layers, is folded with liquid crystal
Layer, wherein, described liquid crystal lens also includes a weakly conducting film, and described the second electrode lay includes circular hole electrode, described weakly conducting film
At least part of it is positioned at described circular hole electrode.
It is preferred that described weakly conducting film is high impedance transparent membrane.
It is preferred that the surface resistance scope of described high impedance transparent membrane is 1.0 × 105Ω/～1.0 × 1010Ω/□。
It is preferred that described weakly conducting film is the transparent membrane containing ZnO material.
It is preferred that described weakly conducting film is circular non-opaque thin film, the center of circle of described weakly conducting film and described circular hole electrode
The center of circle is identical.
It is preferred that the diameter of described weakly conducting film is less than or equal to the internal diameter of described circular hole electrode.
It is preferred that described weakly conducting film includes first and second, described first be positioned at described the second electrode lay with
Between described first both alignment layers, described second described circular hole electrode being positioned at described the second electrode lay, described first with
Described second one connects.
A kind of imaging device, including: for main lens unit, imageing sensor, processor and the storage of photographed scene
Device, wherein, described imaging device also includes that Zoom lens unit, described Zoom lens unit include that at least one liquid crystal is saturating
Mirror, described liquid crystal lens be located in described main lens unit described main lens unit the first side or with described main lens unit the
The second side that side is relative, the first side of described main lens unit is to described scene, and described liquid crystal lens is such as front any one
Described liquid crystal lens.
It is preferred that described main lens unit includes that aperture, described Zoom lens unit include a described liquid crystal lens,
Described liquid crystal lens is disposed in proximity to described aperture the first side or second side relative with described aperture the first side, described aperture
First side is to described scene.
It is preferred that the size of described liquid crystal lens is suitable with described aperture size.
Liquid crystal lens of the present utility model and imaging device, by arranging weakly conducting film to the circular hole electrode of the second electrode lay
In, there is the impact being susceptible to external electromagnetic field, the beneficial effect that the lens peculiarity of formation is more stable.
Accompanying drawing explanation
Fig. 1 is the structural representation of liquid crystal lens of the prior art.
Fig. 2 is the structural representation of the liquid crystal lens of this utility model first embodiment.
Fig. 3 is the structural representation of the liquid crystal lens of this utility model the second embodiment.
Fig. 4 is the structural representation of the liquid crystal lens of this utility model the 3rd embodiment.
Fig. 5 is the structural representation of the preferred embodiment of this utility model imaging device.
Detailed description of the invention
With embodiment, this utility model is described in detail below in conjunction with the accompanying drawings.If it should be noted that do not conflict,
Each feature in this utility model embodiment and embodiment can be combined with each other, all protection domain of the present utility model it
In.
Embodiment 1
Refer to the structural representation of the liquid crystal lens that Fig. 2, Fig. 2 are this utility model first embodiment.This utility model
The liquid crystal lens 10 of first embodiment, the second substrate 19 being oppositely arranged with described first substrate 11 including first substrate 11.The
One substrate 11 and second substrate 19 are glass substrate, or transparent plastic base.
First electrode layer the 12, first insulating barrier 13, the second electrode lay and it is sequentially provided with on this first substrate 11 surface
One both alignment layers 15a.Above-mentioned first electrode layer 12 has a whole electrode, and the drive circuit of liquid crystal lens applies one first and drives
Galvanic electricity presses V1 to this whole electrode, and the first insulating barrier 13, between the first electrode layer 12 and the second electrode lay, makes the first electricity
Insulate between pole layer 12 and the second electrode lay.The drive circuit of liquid crystal lens applies second driving voltage V2 to second electrode
The circular hole electrode 14 of layer.
It is sequentially provided with the 3rd electrode layer 16 and the second both alignment layers 15b on second substrate 19 surface.Described first both alignment layers
It is folded with liquid crystal layer 17 between 15a and described second both alignment layers 15b.Under normal circumstances, the liquid crystal molecule of liquid crystal layer 17 is first
Under the effect of both alignment layers 15a and the second both alignment layers 15b, with certain tilt angle arrangement.3rd electrode layer 16 includes for above-mentioned
Circular hole electrode 14 and the public electrode of whole electrode offer reference voltage, this public electrode is a face electrode.Liquid crystal lens
Drive circuit applies a common electric voltage V0 to this public electrode.
Wherein, described liquid crystal lens 10 also includes a weakly conducting film 18, this weakly conducting film 18 between the first insulating barrier 13 with
Between first both alignment layers 15a, and at least part of circular hole electrode 14 being positioned at described the second electrode lay.This weakly conducting film 18
Mainly guide electric charge to the central area of circular hole electrode 14 so that there is electric field central area, the liquid crystal lens effect so formed
Fruit is preferably.
Liquid crystal lens of the present utility model, by arranging in the circular hole electrode 14 of weakly conducting film 18 to the second electrode lay, tool
There is the impact being susceptible to external electromagnetic field, the beneficial effect that the lens peculiarity of formation is more stable.
In a preferred embodiment, this weakly conducting film 18 is high impedance transparent membrane.Further, above-mentioned high impedance is saturating
The surface resistance scope of bright thin film is 1.0 × 105Ω/～1.0 × 1010Ω/□.It is preferred that be 2mm size at liquid crystal lens
Time, surface resistance value takes 1.0 × 108About Ω/ is preferable.
In one embodiment, described weakly conducting film 18 is the transparent membrane containing ZnO material.
Further, described weakly conducting film 18 is circular non-opaque thin film, the center of circle of described weakly conducting film 18 and described circular hole
The center of circle of electrode 14 is identical.The diameter of this circular non-opaque thin film is less than the internal diameter of circular hole electrode 14, and interval one is preset therebetween
Distance.
Embodiment 2
Refer to the structural representation of the liquid crystal lens that Fig. 3, Fig. 3 are this utility model the second embodiment.As it is shown on figure 3,
The structure of the liquid crystal lens of this utility model the second embodiment is roughly the same with the structure of the liquid crystal lens of first embodiment, mainly
Difference is, the diameter of weakly conducting film 28 is equal to the internal diameter of described circular hole electrode 14, and weakly conducting film 28 connects with circular hole electrode 14
Touch.
Embodiment 3
Refer to the structural representation of the liquid crystal lens that Fig. 4, Fig. 4 are this utility model the 3rd embodiment.As shown in Figure 4,
The structure of the liquid crystal lens of this utility model the 3rd embodiment is roughly the same with the structure of the liquid crystal lens of first embodiment, mainly
Difference is, weakly conducting film 38 includes first 381 and second 382, described first 381 be positioned at described the second electrode lay with
Between described first both alignment layers 15a, described second the 382 described circular hole electrode 14 being positioned at described the second electrode lay, this is weak
First 381 of conducting film 38 is connected molding with second 382 one.
Refer to the structural representation of the preferred embodiment that Fig. 5, Fig. 5 are this utility model imaging device.As it is shown in figure 5,
This utility model also provides for a kind of based on above-mentioned first embodiment, the second embodiment and the liquid crystal lens described in the 3rd embodiment
Imaging device.This imaging device includes: for the main lens unit 24 of photographed scene 23, imageing sensor 26, processor 21
And memorizer 22, processor 21 calls the program of storage in memorizer 22, controls described imageing sensor 26 and work.Described one-tenth
Also include that as device Zoom lens unit 25, described processor 21 control described Zoom lens unit 25 and be in lens state
Or non-lens state.This Zoom lens unit 25 includes at least one liquid crystal lens.In the present embodiment, this Zoom lens
Unit 25 is located between described main lens unit 24 and imageing sensor 26, namely the second side of main lens unit 24, now
Zoom lens unit 25 can be being to be formed by array arrangement mode by the liquid crystal lens that multiple sizes are less, it is possible to be size with
The single liquid crystal lens that main lens unit is corresponding.The structure of liquid crystal lens here uses above first embodiment, the second reality
Execute the structure of the liquid crystal lens of example, the 3rd embodiment, refer to narration above in detail, do not repeat them here.
Certainly, the setting of Zoom lens unit 25 is not limited thereto, and Zoom lens unit 25 also can be located at main saturating
Mirror unit 24 first side, now, Zoom lens unit 25 includes a liquid crystal lens, the size of this liquid crystal lens and main lens
Unit 24 size is corresponding.Described main lens unit the first side is relative with the second side of main lens unit, main lens unit first
Side is to described scene 23.
Additionally, in a variant embodiment, Zoom lens unit 25 is located in main lens unit 24.Described main lens
Unit 24 include aperture, described Zoom lens unit 25 be disposed in proximity to described aperture the first side or with described aperture the first side
The second relative side, described aperture the first side is to described scene.Now, Zoom lens unit 25 includes that a liquid crystal is saturating
Mirror, the size of described liquid crystal lens is suitable with described aperture size.
Imaging device of the present utility model, owing to its Zoom lens unit 25 includes above-mentioned first embodiment, the second reality
Execute example and the liquid crystal lens of the 3rd embodiment, by arranging weakly conducting film in the circular hole electrode of the second electrode lay, have not
Easily affected by external electromagnetic field, the beneficial effect that the lens peculiarity of formation is more stable.Thus, there is above-mentioned liquid crystal lens structure
The imaging effect of imaging device preferable.
The foregoing is only embodiment of the present utility model, not thereby limit the scope of the claims of the present utility model, all
It is the equivalent structure utilizing this utility model description and accompanying drawing content to be made or equivalence flow process conversion, or directly or indirectly uses
In the technical field that other are relevant, the most in like manner it is included in scope of patent protection of the present utility model.
Claims (10)
1. a liquid crystal lens, it is characterised in that include the second substrate that first substrate is oppositely arranged with described first substrate,
Described first substrate surface is sequentially provided with the first electrode layer, the first insulating barrier, the second electrode lay and the first both alignment layers, and described
Two substrate surfaces are sequentially provided with the 3rd electrode layer and the second both alignment layers, between described first both alignment layers and described second both alignment layers
Being folded with liquid crystal layer, wherein, described liquid crystal lens also includes a weakly conducting film, and described the second electrode lay includes circular hole electrode, institute
State that weakly conducting film is at least part of is positioned at described circular hole electrode.
2. liquid crystal lens as claimed in claim 1, it is characterised in that described weakly conducting film is high impedance transparent membrane.
3. liquid crystal lens as claimed in claim 2, it is characterised in that the surface resistance scope of described high impedance transparent membrane exists
1.0×105Ω/～1.0 × 1010Ω/□。
4. liquid crystal lens as claimed in claim 1, it is characterised in that described weakly conducting film is the thin transparent containing ZnO material
Film.
5. liquid crystal lens as claimed in claim 1, it is characterised in that described weakly conducting film is circular non-opaque thin film, described weak
The center of circle of conducting film is identical with the center of circle of described circular hole electrode.
6. liquid crystal lens as claimed in claim 5, it is characterised in that the diameter of described weakly conducting film is less than or equal to described circle
The internal diameter of pore electrode.
7. liquid crystal lens as claimed in claim 1, it is characterised in that described weakly conducting film includes first and second, institute
Stating first to be positioned between described the second electrode lay and described first both alignment layers, described second is positioned at described the second electrode lay
In described circular hole electrode, described first is connected with described second one.
8. an imaging device, including: for main lens unit, imageing sensor, processor and the memorizer of photographed scene,
It is characterized in that, described imaging device also includes that Zoom lens unit, described Zoom lens unit include at least one liquid
Brilliant lens, in described liquid crystal lens is located at described main lens unit or described main lens unit the first side or with described main lens
The second side that unit the first side is relative, the first side of described main lens unit is to described scene, and described liquid crystal lens is right
Require the liquid crystal lens described in 1 to 7 any one.
9. imaging device as claimed in claim 8, it is characterised in that described main lens unit includes aperture, described varifocal
Lens unit includes a described liquid crystal lens, described liquid crystal lens be disposed in proximity to described aperture the first side or with described aperture
The second side that first side is relative, described aperture the first side is to described scene.
10. imaging device as claimed in claim 9, it is characterised in that the size of described liquid crystal lens and described aperture size
Suitable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620516191.1U CN205787510U (en) | 2016-05-31 | 2016-05-31 | Liquid crystal lens and imaging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620516191.1U CN205787510U (en) | 2016-05-31 | 2016-05-31 | Liquid crystal lens and imaging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205787510U true CN205787510U (en) | 2016-12-07 |
Family
ID=58139083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620516191.1U Active CN205787510U (en) | 2016-05-31 | 2016-05-31 | Liquid crystal lens and imaging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205787510U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109031811A (en) * | 2018-08-10 | 2018-12-18 | 电子科技大学 | A kind of focal length and the variable liquid crystal optical device of phase-delay quantity |
| CN109656049A (en) * | 2019-02-26 | 2019-04-19 | 京东方科技集团股份有限公司 | Display panel and display device |
| CN110865472A (en) * | 2018-08-28 | 2020-03-06 | 电子科技大学 | Liquid crystal lens array device, imaging apparatus and imaging method |
| CN110967826A (en) * | 2018-09-30 | 2020-04-07 | 成都微晶景泰科技有限公司 | Optical imaging system and design method |
-
2016
- 2016-05-31 CN CN201620516191.1U patent/CN205787510U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109031811A (en) * | 2018-08-10 | 2018-12-18 | 电子科技大学 | A kind of focal length and the variable liquid crystal optical device of phase-delay quantity |
| CN110865472A (en) * | 2018-08-28 | 2020-03-06 | 电子科技大学 | Liquid crystal lens array device, imaging apparatus and imaging method |
| CN110865472B (en) * | 2018-08-28 | 2021-05-25 | 电子科技大学 | Liquid crystal lens array device, imaging apparatus and imaging method |
| CN113219758A (en) * | 2018-08-28 | 2021-08-06 | 电子科技大学 | Liquid crystal lens array device, imaging apparatus and imaging method |
| CN113219758B (en) * | 2018-08-28 | 2023-07-28 | 电子科技大学 | Liquid crystal lens array device, imaging device and imaging method |
| CN110967826A (en) * | 2018-09-30 | 2020-04-07 | 成都微晶景泰科技有限公司 | Optical imaging system and design method |
| CN110967826B (en) * | 2018-09-30 | 2022-04-12 | 成都微晶景泰科技有限公司 | Optical imaging system and design method |
| CN109656049A (en) * | 2019-02-26 | 2019-04-19 | 京东方科技集团股份有限公司 | Display panel and display device |
| US11327353B2 (en) | 2019-02-26 | 2022-05-10 | Boe Technology Group Co., Ltd. | Display panel, manufacturing method thereof and display device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205787510U (en) | Liquid crystal lens and imaging device | |
| CN104699321B (en) | Touch display substrate and touch control display apparatus | |
| US8564755B2 (en) | Liquid crystal lens, controlling method thereof and 3D display using the same | |
| KR101585003B1 (en) | Liquid Crystal Lens Electrically driven and Stereoscopy Display Device Using the Same | |
| CN103913906B (en) | Liquid crystal lens element, display device and terminating machine | |
| CN105321955B (en) | Thin film transistor substrate | |
| US10664079B2 (en) | Touch panel comprising piezoelectric power generating components, method for manufacturing the same and touch display panel | |
| US20100110522A1 (en) | Display device using electrochromism and methods of driving the same | |
| CN101750834B (en) | Electrophoretic display device using photo sensor | |
| US20160132163A1 (en) | Touch module and mobile terminal | |
| CN103399438A (en) | Switchable plane/stereo display device and manufacturing method thereof | |
| CN110018585A (en) | A kind of display device | |
| CN103034012B (en) | Three-dimensional(3D) display module, liquid crystal lens and preparation method for liquid crystal lens | |
| CN104360520A (en) | Touch display module and display device | |
| CN106298809B (en) | Thin-film transistor array base-plate and preparation method thereof, liquid crystal display device | |
| CN109782463A (en) | Anti- adsorbent equipment, anti-adsorption method and display device | |
| CN103576407B (en) | The display device of liquid crystal lens and changeable two dimension and three-dimensional display mode | |
| KR102003928B1 (en) | Variable focal length liquid crystal lens assembly and structure thereof | |
| CN105842888A (en) | Quick focusing optical element and imaging device | |
| US20120026568A1 (en) | Liquid device and display apparatus | |
| CN205787458U (en) | Varifocal optical element and imaging device | |
| CN108152980A (en) | Display device and preparation method thereof | |
| CN103116230A (en) | Three-dimensional (3D) touch screen | |
| CN108932085A (en) | Array substrate, display device and its driving method | |
| CN203705782U (en) | Crystal liquid lens and liquid crystal box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |