CN102466844A - Camera lens device, imaging device and production method of lens device - Google Patents
Camera lens device, imaging device and production method of lens device Download PDFInfo
- Publication number
- CN102466844A CN102466844A CN2010105461580A CN201010546158A CN102466844A CN 102466844 A CN102466844 A CN 102466844A CN 2010105461580 A CN2010105461580 A CN 2010105461580A CN 201010546158 A CN201010546158 A CN 201010546158A CN 102466844 A CN102466844 A CN 102466844A
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- China
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- lens
- microscope base
- liquid crystal
- lens assembly
- conducting wire
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Abstract
The invention relates to a camera lens device, comprising a lens stand, a liquid crystal lens, a driving unit and a conductive circuit. The lens stand comprises a first end part and a second end part with back to the first end part, wherein the first end part and the second end part are arranged in sequence along a direction from an object side to an image side of the lens device, the liquid crystal lens are accommodated in the first end part, the conductive circuit is arranged on the outer side surface of the lens stand and the first end part, the conductive circuit is electrically connected with the liquid crystal lens and the driving unit, and the driving unit is used for driving the liquid crystal lens to zoom. The invention further relates to an imaging device having the lens device and a production method of the lens device.
Description
Technical field
The present invention relates to imaging technique, relate in particular to a kind of lens assembly and a kind of manufacturing approach with image-taking device and a kind of lens assembly of this lens assembly.
Background technology
Along with the development of optical image technology, lens assembly is used widely in various image-taking devices such as digital camera, video camera, and is integrated with the electronic installation such as mobile phone, notebook of lens assembly, more obtains numerous consumers' favor.
Optical zoom function is one of lens assembly basic function.The focus adjustment of lens assembly mainly is to relatively move through a plurality of eyeglasses in the drive unit driving lens assembly or lens set to accomplish at present, and this drive unit comprises step motor, voice coil motor etc.
Yet; The general volume of these drive units is bigger; Therefore, the lens assembly with these drive units has bigger volume, when this lens assembly is applied to electronic installations such as mobile phone, personal digital assistant, notebook; Can make the electronic installation volume become big, reduce the portability of these electronic installations.
Summary of the invention
In view of this, be necessary to provide a kind of the have less lens assembly of optical zoom function and volume and the manufacturing approach of image-taking device and a kind of lens assembly.
A kind of lens assembly, it comprises microscope base, liquid crystal lens, driver element and conducting wire.This microscope base comprises that first end reaches and the opposing the second end of this first end; This first end and this second end extremely are arranged in order as side direction along the thing side of this lens assembly; This liquid crystal lens is contained in this first end; This conducting wire is arranged on this lateral surface and this first end of this microscope base, and this conducting wire electrically connects this liquid crystal lens and this driver element, and this driver element is used to drive this liquid crystal lens zoom.
A kind of image-taking device; It comprises above-mentioned lens assembly, image sensor and circuit board; This image sensor is contained in this second end, and this microscope base is arranged on this circuit board and encapsulates this image sensor, and this circuit board electrically connects this image sensor and this driver element.
A kind of manufacturing approach of lens assembly, it may further comprise the steps:
The thermoplastics that laser can activate is processed microscope base through injection moulding process, and this microscope base comprises that first end reaches and the opposing the second end of this first end;
Utilize laser radiation on the precalculated position of the lateral surface of this microscope base and this first end to produce the layout path of conducting wire;
Clean this microscope base that this has this layout path;
Place electrolytic etching of metal liquid to carry out electroless plating this microscope base after the cleaning to form this conducting wire in this layout path;
Liquid crystal lens is contained in this first end and makes this liquid crystal lens and the electric connection of this conducting wire; And
To be used to drive this conducting wire of driver element electric connection of this liquid crystal lens zoom.
Lens assembly provided by the invention and image-taking device; It adopts liquid crystal lens to realize optical zoom function; Simultaneously, the conducting wire that is used to electrically connect liquid crystal lens and driver element is arranged at the lateral surface and the first end of microscope base, helps reducing the volume of lens assembly and image-taking device.
The manufacturing approach of lens assembly provided by the invention; It adopts liquid crystal lens to realize optical zoom function; Simultaneously, the conducting wire that is used to electrically connect liquid crystal lens and driver element is formed at the lateral surface and the first end of microscope base, helps reducing the volume of lens assembly and image-taking device.
Description of drawings
The schematic perspective view of a kind of image-taking device that Fig. 1 provides for embodiment of the present invention.
Fig. 2 is the exploded view of the image-taking device of Fig. 1.
The main element symbol description
Image-taking device 100
Lens assembly 10
Microscope base 101
Conducting wire 104
The second end 121
Accepting groove 131
Flexible PCB 113
Embodiment
To combine below graphic the present invention to be done further explain.
See also Fig. 1 to Fig. 2, a kind of image-taking device 100 that first embodiment of the invention provides, it comprises lens assembly 10, image sensor 20, circuit board 30 and packaged glass 40.
This lens assembly 10 comprises microscope base 101, liquid crystal lens 102, driver element 103, conducting wire 104, lens barrel 105 and optical lens 106.
This microscope base 101 comprise first end 111 and with the opposing the second end 121 of this first end 111, this first end 111 and this second end 121 along the thing side of this lens assembly 10 to being arranged in order as side direction.This first end 111 offers accepting groove 131.
This liquid crystal lens 102 is contained in the accepting groove 131 of this first end 111.
This driver element 103 is arranged on the lateral surface 141 of this microscope base 101, and this lateral surface 141 is roughly parallel with the optical axis of lens assembly 10.This driver element 103 is used to drive this liquid crystal lens 102 zooms.Driver element 103 comprises flexible PCB 113 and is arranged at the driving element 123 on this flexible PCB 113 that wherein driving element 123 comprises the chip for driving (Driver) that drives these liquid crystal lens 102 zooms.Driving element 123 electrically connects with flexible PCB 113.
This conducting wire 104 is arranged on the lateral surface 141 and this first end 111 of this microscope base 101.This conducting wire 104 is through 3D stereo circuit processing procedure, and (Laser Direct Structuring, LDS) technology is formed on the lateral surface 141 and this first end 111 of this microscope base 101 like the laser direct forming of LPKF(Tianjin) Co., Ltd..In this manufacture process; The thermoplastics that the material selection laser of microscope base 101 can activate; Like the PA6/6T (half aromatic polyamide) of BASF AG, the thermoplastic polyester (PBT of Lanxess company; PET and composition thereof), the cross-linked PBT (Polybutylenterephathalate) of Degussa company, the LCP (liquid crystal polymer) of Ticona company, and PC/ABS (polycarbonate/acrylonitrile/Butadiene) etc.These thermoplastic plastics are processed the microscope base 101 of required form through injection moulding process.Utilize laser radiation on the precalculated position of the lateral surface 141 of this microscope base 101 and first end 111 to produce the layout path of conducting wire 104.Clean this this microscope base 101 that has this layout path to remove the chip of Laser Processing; Carrying out organic copper facing then soaks to form conducting wire 104; If need thicker copper layer; Common plating copper facing can be then carried out, nickel plating, gold, tin, tin/lead, silver, silver/palladium etc. can also be carried out, to satisfy special application requirements.
This lens barrel 105 is contained in this microscope base 101, and this liquid crystal lens 102 extremely is arranged in order as side direction with the thing side of this lens barrel 105 along this lens assembly 10.Optical lens 106 is contained in this lens barrel 105.This liquid crystal lens 102 extremely is arranged in order as side direction with the thing side of this optical lens 106 along this lens assembly 10.Generally by the fix-focus lens (the immutable lens of focal length) of glass or plastic shaping, itself and liquid crystal lens 102 are formed the imaging lens group of this image-taking device 100 to this optical lens 106.The change of liquid crystal lens 102 focal lengths causes the change of the effective focal length of this imaging lens group, and then realizes the optical zoom function of image-taking device 100.Certainly, in other embodiments, this imaging lens group can only be made up of liquid crystal lens 102 and not comprise optical lens 106, and this depends on the actual required of image-taking device 100 and decides.
This image sensor 20 and packaged glass 40 all are contained in this second end 121.Packaged glass 40 is used to encapsulate image sensor 20 to avoid extraneous steam and contamination by dust image sensor 20.This liquid crystal lens 102, this optical lens 106, this packaged glass 40 and image sensor 20 extremely are arranged in order as side direction along the thing side of this lens assembly 10.
This microscope base 101 is arranged on this circuit board 30 and encapsulates this image sensor 20, and this circuit board 30 electrically connects this image sensor 20 and this driver element 103, links with modes such as welding or conducting resinls like flexible PCB 113 and the circuit board 30 that extends.
Said lens assembly 10 and image-taking device 100; It adopts liquid crystal lens 102 to realize optical zoom function; Simultaneously; The driver element 103 that drives liquid crystal lens 102 zooms is arranged on the lateral surface 141 of microscope base 101, and conducting wire 104 is arranged on the lateral surface 141 and first end 111 of microscope base 101, helps reducing the volume of lens assembly 10 and image-taking device 100.Further; Because the cabling of conducting wire 104 can be along with the change in shape of microscope base 101; Therefore the layout of conducting wire 104 does not receive space constraint, can let the assembling of lens assembly 10 and image-taking device 100 have more space, elasticity in every way as linking and extending; Liquid crystal lens 102 and driver element 103 directly are integrated on the image-taking device 100; Become the liquid crystal lens image-taking device of a monomer-type; Can directly be assembled on the device (like electronic installations such as mobile phone, notebooks) of application end; Do not need again the driver element 103 of extra circuits plate, can significantly reduce the overall dimensions of this device with assembling liquid crystal lens 102.
Be appreciated that in other embodiments this driver element 103 can not be arranged on the lateral surface 141 of this microscope base 101, and is arranged on the circuit board 30.At this moment, conducting wire 104 should extend to circuit board 30 and electrically connect with this driver element 103.
Second embodiment of the invention provides a kind of manufacturing approach of above-mentioned lens assembly 10, and it may further comprise the steps:
The thermoplastics that laser can activate is processed microscope base 101 through injection moulding process, this microscope base 101 comprise first end 111 and with the opposing the second end 121 of this first end 111;
Utilize laser radiation on the precalculated position of the lateral surface 141 of this microscope base 101 and this first end 111 to produce the layout path of conducting wire 104;
Clean this microscope base 101 that this has this layout path;
Place electrolytic etching of metal liquid to carry out electroless plating this microscope base 101 after the cleaning to form this conducting wire 104 in this layout path;
To be used to drive driver element 103 these conducting wires 104 of electric connection of these liquid crystal lens 102 zooms.
The manufacturing approach of the lens assembly 10 that embodiment of the present invention provides; It adopts liquid crystal lens 102 to realize optical zoom function; Simultaneously; The conducting wire 104 that is used to electrically connect liquid crystal lens 102 and driver element 103 is formed at the lateral surface 141 and the first end 111 of microscope base 101, helps reducing the volume of lens assembly 10 and image-taking device 100.
In addition, those skilled in the art can also do other variation in spirit of the present invention.Certainly, these all should be included within the present invention's scope required for protection according to the variation that the present invention's spirit is done.
Claims (10)
1. lens assembly; It comprises microscope base, liquid crystal lens, driver element and conducting wire; This microscope base comprises that first end reaches and the opposing the second end of this first end; This first end and this second end extremely are arranged in order as side direction along the thing side of this lens assembly, and this liquid crystal lens is contained in this first end, and this conducting wire is arranged on this lateral surface and this first end of this microscope base; This conducting wire electrically connects this liquid crystal lens and this driver element, and this driver element is used to drive this liquid crystal lens zoom.
2. lens assembly as claimed in claim 1 is characterized in that, this conducting wire is to be formed on this lateral surface and this first end of this microscope base through 3D stereo circuit processing procedure.
3. lens assembly as claimed in claim 1; It is characterized in that; This lens assembly also comprises lens barrel and is contained in the optical lens in this lens barrel, and this lens barrel is contained in this microscope base, and this liquid crystal lens and this lens barrel extremely are arranged in order as side direction along the thing side of this lens assembly.
4. lens assembly as claimed in claim 1 is characterized in that, this driver element is arranged on the lateral surface of this microscope base, and this driver element comprises flexible PCB and is arranged at the driving element on this flexible PCB.
5. lens assembly as claimed in claim 4 is characterized in that, this driving element comprises the chip for driving that drives this liquid crystal lens zoom.
6. image-taking device; It comprises lens assembly as claimed in claim 1, image sensor and circuit board; This image sensor is contained in this second end, and this microscope base is arranged on this circuit board and encapsulates this image sensor, and this circuit board electrically connects this image sensor and this driver element.
7. image-taking device as claimed in claim 6; It is characterized in that; This lens assembly also comprises lens barrel and is contained in the optical lens in this lens barrel, and this lens barrel is contained in this microscope base, this liquid crystal lens, this lens barrel and this image sensor along the thing side of this lens assembly to being arranged in order as side direction.
8. image-taking device as claimed in claim 6 is characterized in that, this driver element is arranged on the lateral surface of this microscope base, and this driver element comprises flexible PCB and is arranged at the driving element on this flexible PCB.
9. image-taking device as claimed in claim 7 is characterized in that this image-taking device also comprises the packaged glass that is contained in this second end, and this packaged glass is between this optical lens and this image sensor.
10. the manufacturing approach of a lens assembly, it may further comprise the steps:
The thermoplastics that laser can activate is processed microscope base through injection moulding process, and this microscope base comprises that first end reaches and the opposing the second end of this first end;
Utilize laser radiation on the precalculated position of the lateral surface of this microscope base and this first end to produce the layout path of conducting wire;
Clean this microscope base that this has this layout path;
Place electrolytic etching of metal liquid to carry out electroless plating this microscope base after the cleaning to form this conducting wire in this layout path;
Liquid crystal lens is contained in this first end and makes this liquid crystal lens and the electric connection of this conducting wire; And
To be used to drive this conducting wire of driver element electric connection of this liquid crystal lens zoom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010546158.0A CN102466844B (en) | 2010-11-16 | 2010-11-16 | The manufacture method of lens assembly, image-taking device and lens assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010546158.0A CN102466844B (en) | 2010-11-16 | 2010-11-16 | The manufacture method of lens assembly, image-taking device and lens assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102466844A true CN102466844A (en) | 2012-05-23 |
| CN102466844B CN102466844B (en) | 2016-08-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010546158.0A Expired - Fee Related CN102466844B (en) | 2010-11-16 | 2010-11-16 | The manufacture method of lens assembly, image-taking device and lens assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102466844B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102681300A (en) * | 2011-03-17 | 2012-09-19 | 三星电机株式会社 | Camera module |
| CN109151290A (en) * | 2018-10-30 | 2019-01-04 | 维沃移动通信（杭州）有限公司 | Light filling mould group and terminal device |
| CN110278347A (en) * | 2018-03-13 | 2019-09-24 | 欧菲影像技术（广州）有限公司 | Imaging modules and electric terminal |
| CN110398876A (en) * | 2018-04-25 | 2019-11-01 | 三赢科技（深圳）有限公司 | Bearing structure and forming method thereof and optical projection mould group |
| US11759095B2 (en) | 2021-08-29 | 2023-09-19 | Altek Biotechnology Corporation | Image capturing assembly and related endoscope |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1822747A (en) * | 2005-02-16 | 2006-08-23 | 阿尔卑斯电气株式会社 | Three-dimensional circuit module and method of manufacturing the same |
| US20080043340A1 (en) * | 2006-08-15 | 2008-02-21 | Stmicroelectronics (Research & Development) Limited | Lens unit |
| CN101770060A (en) * | 2008-12-27 | 2010-07-07 | 鸿富锦精密工业（深圳）有限公司 | Camera module and assembly method thereof |
| WO2010129454A1 (en) * | 2009-05-03 | 2010-11-11 | Lensvector, Inc. | Optical lens having fixed lenses and embedded active optics |
-
2010
- 2010-11-16 CN CN201010546158.0A patent/CN102466844B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1822747A (en) * | 2005-02-16 | 2006-08-23 | 阿尔卑斯电气株式会社 | Three-dimensional circuit module and method of manufacturing the same |
| US20080043340A1 (en) * | 2006-08-15 | 2008-02-21 | Stmicroelectronics (Research & Development) Limited | Lens unit |
| CN101770060A (en) * | 2008-12-27 | 2010-07-07 | 鸿富锦精密工业（深圳）有限公司 | Camera module and assembly method thereof |
| WO2010129454A1 (en) * | 2009-05-03 | 2010-11-11 | Lensvector, Inc. | Optical lens having fixed lenses and embedded active optics |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102681300A (en) * | 2011-03-17 | 2012-09-19 | 三星电机株式会社 | Camera module |
| CN102681300B (en) * | 2011-03-17 | 2015-01-07 | 三星电机株式会社 | Camera module |
| CN110278347A (en) * | 2018-03-13 | 2019-09-24 | 欧菲影像技术（广州）有限公司 | Imaging modules and electric terminal |
| CN110398876A (en) * | 2018-04-25 | 2019-11-01 | 三赢科技（深圳）有限公司 | Bearing structure and forming method thereof and optical projection mould group |
| CN109151290A (en) * | 2018-10-30 | 2019-01-04 | 维沃移动通信（杭州）有限公司 | Light filling mould group and terminal device |
| US11759095B2 (en) | 2021-08-29 | 2023-09-19 | Altek Biotechnology Corporation | Image capturing assembly and related endoscope |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102466844B (en) | 2016-08-10 |
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