CN204856002U - Light ring and camera lens module - Google Patents
Light ring and camera lens module Download PDFInfo
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- CN204856002U CN204856002U CN201520574765.6U CN201520574765U CN204856002U CN 204856002 U CN204856002 U CN 204856002U CN 201520574765 U CN201520574765 U CN 201520574765U CN 204856002 U CN204856002 U CN 204856002U
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- fluid
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- extinction
- lug boss
- aperture
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Abstract
The utility model provides a light ring and camera lens module, include: seal chamber, be located printing opacity fluid and extinction fluid in the seal chamber, two kinds of fluids each other thoughtlessly do not dissolve, set up respectively the first printing opacity base plate and the second printing opacity base plate of the relative both sides of seal chamber, the extinction fluid covers first printing opacity base plate, be located first printing opacity base plate center, the orientation the inboard bellying of seal chamber. Through setting up the orientation at first printing opacity base plate center the inboard bellying of seal chamber forms in the extinction fluid and cuts apart the interface, when forming the perpendicular to during the electric field of first printing opacity base plate and second printing opacity base plate, because the effect of cutting apart of bellying for the extinction fluid at first parts in the center, forms the light ring, thus with the central accurate control of light ring in the center of camera lens, improved imaging, reduced forming the required driving voltage of electric field.
Description
Technical field
The utility model relates to a kind of optical element, more particularly, relates to a kind of aperture and camera lens module.
Background technology
Along with the development of multimedia technology, digital vedio recording is by people's widespread use, and have the electronic installation of digital camera function as digital camera, cell-phone camera is first-class, realizes the object of photologging mainly through integrated camera lens module in an electronic.
Aperture is one of assembly indispensable in camera lens module, for importing light source in pick-up lens, for camera lens module provides the light source needed for shooting, to reach the object of clear shooting.
The iris diaphragm structure of existing camera lens as shown in Figure 1, comprises the first electrode 111, second electrode 112, transparent substrates 121 and 122, and light-transmissive fluid 131 and extinction fluid 132, and wherein, the second electrode 112 is circular electrode.Electric field is formed to the first electrode and the second electrifying electrodes, under the effect of electric field force, the shape promoting extinction fluid 132 changes (as shown in Figure 2), form light hole (i.e. aperture), by the adjustment to electric field force, thus change the aperture of aperture, the size of adjustment aperture, and then realize the intensity that adjustment enters the light of aperture, to obtain image clearly.
But due to the interface between fluid and electrode runs parallel, electric fields uniform distributes, and the position that extinction fluid separates is random.When forming electric field, aperture center may be formed in optical center, also may be formed in lens edge, even may occur multiple aperture, affect imaging effect.
Utility model content
In view of this, the utility model provides a kind of aperture and camera lens module, the reference position of aperture accurately can be controlled in center, improves imaging effect.
For achieving the above object, the utility model provides following technical scheme:
A kind of aperture, comprising: seal chamber; Be positioned at light-transmissive fluid and the extinction fluid of described seal chamber, described light-transmissive fluid and extinction fluid immiscible; Be separately positioned on the first transparent substrates and second transparent substrates of the relative both sides of described seal chamber, described extinction fluid covers described first transparent substrates; Be positioned at described first transparent substrates center, the lug boss inside described seal chamber; And the electrode be positioned on described seal chamber, described electrode is for the formation of the electric field perpendicular to described first transparent substrates and the second transparent substrates.
Preferably, described lug boss is transparent lug boss.
Preferably, described lug boss is cylinder.
Preferably, the cross-sectional area of described lug boss is less than 1/10 of described first transparent substrates area.
Preferably, insulating hydrophobic extinction fluid, described light-transmissive fluid is conductive hydrophilic light-transmissive fluid, has interphase between described conductive hydrophilic light-transmissive fluid and described insulating hydrophobic extinction fluid.
Preferably, described lug boss has hydrophilic surface.
Preferably, described lug boss contacts with described conductive hydrophilic light-transmissive fluid.
Preferably, described conductive hydrophilic light-transmissive fluid is polar conductive fluid.
A kind of camera lens module, described camera lens module has described aperture.
Compared with prior art, technical scheme provided by the utility model has the following advantages: the utility model is by arranging towards the lug boss inside described seal chamber at the first transparent substrates center, segmentation interface is formed in extinction fluid, when forming the electric field perpendicular to described first transparent substrates and the second transparent substrates, due to the segmentation effect of lug boss, first extinction fluid is separated in center, form aperture, thus the center of aperture is accurately controlled the center at camera lens, improve imaging effect.
Further, owing to there is segmentation interface in extinction fluid, make extinction fluid be easy to segmentation, thus reduce the driving voltage needed for initial electric field forming aperture.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiment of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
Fig. 1 is the iris diaphragm structure of existing camera lens;
Fig. 2 is the structure after the aperture of existing camera lens changes under electric field action;
Fig. 3 is the structure of aperture in embodiment one;
Fig. 4 is the structure of aperture in embodiment two.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As stated in the Background Art, the iris diaphragm structure of existing camera lens, due to the interface between fluid and electrode runs parallel, electric fields uniform distributes, and the position that opaque non-conductive oily fluid separates is random.When forming electric field, possible aperture is formed in center, also may be formed in edge by aperture, even may occur multiple aperture, affect imaging effect.
Based on this, the utility model proposes a kind of aperture and camera lens module, comprising: seal chamber; Be positioned at light-transmissive fluid and the extinction fluid of described seal chamber, described light-transmissive fluid and extinction fluid immiscible; Be separately positioned on the first transparent substrates and second transparent substrates of the relative both sides of described seal chamber, described extinction fluid covers described first transparent substrates; Be positioned at described first transparent substrates center, the lug boss inside described seal chamber; And the electrode be positioned on described seal chamber, described electrode is for the formation of the electric field perpendicular to described first transparent substrates and the second transparent substrates.
By arranging towards the lug boss inside described seal chamber at the first transparent substrates center, segmentation interface is formed in extinction fluid, when forming the electric field perpendicular to described first transparent substrates and the second transparent substrates, due to the segmentation effect of lug boss, first extinction fluid is separated in center, form aperture, thus the center of aperture is accurately controlled, in position, optical center, improve imaging effect.
Further, owing to there is segmentation interface in extinction fluid, make extinction fluid be easy to segmentation, thus reduce the driving voltage needed for initial electric field when forming aperture.
It is more than central idea of the present utility model, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment one
Present embodiments provide a kind of aperture, as shown in Figure 3, comprising: seal chamber; Be positioned at light-transmissive fluid 331 and the extinction fluid 332 of described seal chamber, described light-transmissive fluid and extinction fluid immiscible, be separately positioned on the first transparent substrates 321 and the second transparent substrates 322 of the relative both sides of described seal chamber, described extinction fluid 332 covers described first transparent substrates 321; Be positioned at described first transparent substrates 321 center, towards the lug boss 300 inside described seal chamber; And the electrode 311 and 312 be positioned on described seal chamber, described electrode is for the formation of the electric field perpendicular to described first transparent substrates and the second transparent substrates.
In the present embodiment, described lug boss 300 is transparent lug boss, and in other embodiments of the utility model, described lug boss also can be the coloured printing opacity lug boss of band.
The shape of described lug boss 300 is cylinder, described lug boss 300 for forming segmentation interface in extinction fluid, when forming the electric field perpendicular to described first transparent substrates and the second transparent substrates, due to the segmentation effect of lug boss, first extinction fluid is separated in center, form aperture, thus the center of aperture is accurately controlled the center at camera lens, improve imaging effect.Further, owing to there is segmentation interface in extinction fluid, make extinction fluid be easy to segmentation, thus reduce the driving voltage formed needed for electric field.
Concrete, the cross-sectional area of described lug boss is less, and less on the transmittance impact of aperture, in the present embodiment, the cross-sectional area of described lug boss is less than 1/10 of described first transparent substrates area.
Wherein, the size that the cross-sectional area of described lug boss is adjustable on aperture also has impact, the adjustability coefficients of aperture
Wherein, D is maximum ring diameter, and d is the diameter of lug boss.Described η is larger, and the adjustable extent of aperture is larger.
In the present embodiment, described extinction fluid 332 is insulating hydrophobic extinction fluid, described light-transmissive fluid 331 is conductive hydrophilic light-transmissive fluid, described parent conduction water-based light-transmissive fluid and described insulating hydrophobic extinction fluid immiscible, between described two fluids, there is interphase
Wherein, in other embodiments of the present utility model, extinction fluid also can be made to be conductive hydrophilic extinction fluid, and described light-transmissive fluid is insulating hydrophobic light-transmissive fluid, and two kinds of fluids are immiscible, have interphase.
In the present embodiment, because light-transmissive fluid 331 is water wettability light-transmissive fluid, the surface of described lug boss is set to the corresponding hydrophilic surface of same light-transmissive fluid, make affinity between light-transmissive fluid and lug boss larger, thus the initiation power that electric field pushes extinction fluid open can be reduced further, and then aperture can be formed by less electric field, reduce the driving voltage formed needed for electric field further.
In other embodiments, if described light-transmissive fluid is hydrophobicity light-transmissive fluid, so, the surface of described lug boss is set to hydrophobic surface, to reduce driving voltage.
In the present embodiment, described lug boss contacts with described conductive hydrophilic light-transmissive fluid, to reduce the initiation power that electric field pushes extinction fluid open further, thus further low driving voltage.
And, in the present embodiment, described aperture is also provided with hydrophobic layer 340, described hydrophobic layer is in the side of described first transparent substrates 321 towards described annular seal space, and described hydrophobic layer and described insulating hydrophobic extinction fluid contact, make described insulating hydrophobic extinction fluid due to the effect of affinity, adsorbed close is in described hydrophobic layer side, thus described insulating hydrophobic extinction fluid can not be affected by gravity, cover the first transparent substrates all the time.
In the present embodiment, described electrode 311 and 312 is separately positioned on described second transparent substrates 322 and the first transparent substrates 321 towards the side in annular seal space, and described electrode 312 is circular electrode.Described electrode 311 and 312 forms the electric field perpendicular to described first transparent substrates and the second transparent substrates after being energized in annular seal space, promotes extinction fluid to lateral flow, thus forms aperture.
Further, in the present embodiment, described water wettability light-transmissive fluid can be polar conductive fluid, and described hydrophobicity extinction fluid can be ink.
By arranging towards the lug boss inside described seal chamber at the first transparent substrates center, segmentation interface is formed in extinction fluid, when forming the electric field perpendicular to described first transparent substrates and the second transparent substrates, due to the segmentation effect of lug boss, first extinction fluid is separated in center, form aperture, thus the center of aperture is accurately controlled the center at camera lens, improve imaging effect.
Further, owing to there is segmentation interface in extinction fluid, make extinction fluid be easy to segmentation, thus reduce the driving voltage needed for initial electric field.
Embodiment two
Based on above-described embodiment, the present embodiment provides a kind of aperture, the difference of described aperture and embodiment one is, described lug boss 400 also can be cone, and, described lug boss does not contact with described light-transmissive fluid, that is: the top of described lug boss does not exceed the liquid level of extinction fluid, in order to avoid affect the extinction effect of aperture when closed.
In other embodiments, described lug boss also can engage actual conditions and be set to hemisphere, tetrahedron etc., to reduce the initiation power that electric field pushes extinction fluid open further, thus further low driving voltage.
By arranging towards the lug boss inside described seal chamber at the first transparent substrates center, segmentation interface is formed in extinction fluid, when forming the electric field perpendicular to described first transparent substrates and the second transparent substrates, due to the segmentation effect of lug boss, first extinction fluid is separated in center, form aperture, thus the reference position of aperture is accurately controlled in center, improve imaging effect.
Further, owing to there is segmentation interface in extinction fluid, make extinction fluid be easy to segmentation, thus reduce the driving voltage needed for electric field.
Embodiment three
The present embodiment provides a kind of camera lens module, it is characterized in that, described camera lens module has the aperture in above-described embodiment.
Compared with prior art, the technical scheme that the present embodiment provides has the following advantages: by arranging towards the lug boss inside described seal chamber at the first transparent substrates center, segmentation interface is formed in extinction fluid, when forming the electric field perpendicular to described first transparent substrates and the second transparent substrates, due to the segmentation effect of lug boss, first extinction fluid is separated in center, form aperture, thus the reference position of aperture is accurately controlled in center, improve imaging effect.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. an aperture, is characterized in that, comprising:
Seal chamber;
Be positioned at light-transmissive fluid and the extinction fluid of described seal chamber, described light-transmissive fluid and extinction fluid immiscible;
Be separately positioned on the first transparent substrates and second transparent substrates of the relative both sides of described seal chamber, described extinction fluid covers described first transparent substrates;
Be positioned at described first transparent substrates center, the lug boss inside described seal chamber;
And the electrode be positioned on described seal chamber, described electrode is for the formation of the electric field perpendicular to described first transparent substrates and the second transparent substrates.
2. aperture according to claim 1, is characterized in that, described lug boss is transparent lug boss.
3. aperture according to claim 1, is characterized in that, described lug boss is cylinder.
4. aperture according to claim 1, is characterized in that, the cross-sectional area of described lug boss is less than 1/10 of described first transparent substrates area.
5. aperture according to claim 1, it is characterized in that, described extinction fluid is insulating hydrophobic extinction fluid, and described light-transmissive fluid is conductive hydrophilic light-transmissive fluid, has interphase between described conductive hydrophilic light-transmissive fluid and described insulating hydrophobic extinction fluid.
6. aperture according to claim 5, is characterized in that, described lug boss has hydrophilic surface.
7. aperture according to claim 5, is characterized in that, described lug boss contacts with described conductive hydrophilic light-transmissive fluid.
8. aperture according to claim 5, is characterized in that, described conductive hydrophilic light-transmissive fluid is polar conductive fluid.
9. a camera lens module, is characterized in that, described camera lens module has the aperture described in the arbitrary claim of claim 1 ~ 9.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520574765.6U CN204856002U (en) | 2015-07-31 | 2015-07-31 | Light ring and camera lens module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520574765.6U CN204856002U (en) | 2015-07-31 | 2015-07-31 | Light ring and camera lens module |
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| CN204856002U true CN204856002U (en) | 2015-12-09 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110716369A (en) * | 2019-10-21 | 2020-01-21 | Oppo广东移动通信有限公司 | Aperture, camera and electronic device |
| WO2020211825A1 (en) * | 2019-04-19 | 2020-10-22 | 京东方科技集团股份有限公司 | Iris diaphragm and control method therefor |
| WO2021238565A1 (en) * | 2020-05-29 | 2021-12-02 | 华为技术有限公司 | Liquid aperture, electronic device, and driving method and driving apparatus for liquid aperture |
| CN113759635A (en) * | 2021-09-16 | 2021-12-07 | 维沃移动通信有限公司 | Iris diaphragm, camera module and electronic equipment |
| WO2021249052A1 (en) * | 2020-06-09 | 2021-12-16 | 华为技术有限公司 | Aperture and control method therefor, and lens and electronic device |
| CN113805400A (en) * | 2020-05-29 | 2021-12-17 | 华为技术有限公司 | Liquid diaphragm, electronic device, method and device for driving liquid diaphragm |
| CN113970843A (en) * | 2021-09-23 | 2022-01-25 | 中国工程物理研究院激光聚变研究中心 | Size-adjustable soft diaphragm and dimming assembly comprising same |
-
2015
- 2015-07-31 CN CN201520574765.6U patent/CN204856002U/en active Active
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020211825A1 (en) * | 2019-04-19 | 2020-10-22 | 京东方科技集团股份有限公司 | Iris diaphragm and control method therefor |
| US11500267B2 (en) | 2019-04-19 | 2022-11-15 | Beijing Boe Technology Development Co., Ltd. | Variable diaphragm and control method thereof |
| CN110716369A (en) * | 2019-10-21 | 2020-01-21 | Oppo广东移动通信有限公司 | Aperture, camera and electronic device |
| CN110716369B (en) * | 2019-10-21 | 2021-07-23 | Oppo广东移动通信有限公司 | Aperture, camera and electronic device |
| CN113805400A (en) * | 2020-05-29 | 2021-12-17 | 华为技术有限公司 | Liquid diaphragm, electronic device, method and device for driving liquid diaphragm |
| CN113805400B (en) * | 2020-05-29 | 2022-07-26 | 华为技术有限公司 | Liquid diaphragm, electronic device, and method and device for driving liquid diaphragm |
| WO2021238565A1 (en) * | 2020-05-29 | 2021-12-02 | 华为技术有限公司 | Liquid aperture, electronic device, and driving method and driving apparatus for liquid aperture |
| WO2021249052A1 (en) * | 2020-06-09 | 2021-12-16 | 华为技术有限公司 | Aperture and control method therefor, and lens and electronic device |
| CN113852734A (en) * | 2020-06-09 | 2021-12-28 | 华为技术有限公司 | Aperture, control method thereof, lens and electronic equipment |
| CN113852734B (en) * | 2020-06-09 | 2023-01-17 | 华为技术有限公司 | Aperture, control method thereof, lens and electronic equipment |
| CN113759635A (en) * | 2021-09-16 | 2021-12-07 | 维沃移动通信有限公司 | Iris diaphragm, camera module and electronic equipment |
| CN113970843A (en) * | 2021-09-23 | 2022-01-25 | 中国工程物理研究院激光聚变研究中心 | Size-adjustable soft diaphragm and dimming assembly comprising same |
| CN113970843B (en) * | 2021-09-23 | 2023-06-16 | 中国工程物理研究院激光聚变研究中心 | Size-adjustable soft diaphragm and dimming assembly comprising same |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170814 Address after: 516600 Guangdong Industrial Zone, Shanwei City Road, Lee Lee Industrial City, a district of the building fifteenth Patentee after: Truly Opto-Electronics Ltd. Address before: Dong Chong North Road Industrial Zone 516600 Guangdong city of Shanwei Province Patentee before: Xinli Semiconductor Co., Ltd. |
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| TR01 | Transfer of patent right |