TWI447467B - Lens displacement device - Google Patents

Lens displacement device Download PDF

Info

Publication number
TWI447467B
TWI447467B TW101115361A TW101115361A TWI447467B TW I447467 B TWI447467 B TW I447467B TW 101115361 A TW101115361 A TW 101115361A TW 101115361 A TW101115361 A TW 101115361A TW I447467 B TWI447467 B TW I447467B
Authority
TW
Taiwan
Prior art keywords
moving member
actuating device
disposed
lens actuating
moving
Prior art date
Application number
TW101115361A
Other languages
Chinese (zh)
Other versions
TW201344277A (en
Inventor
Li Te Kuo
Ying Chi Cho
wei wen Shu
Chih Ru Lien
Original Assignee
Wah Hong Ind Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wah Hong Ind Corp filed Critical Wah Hong Ind Corp
Priority to TW101115361A priority Critical patent/TWI447467B/en
Publication of TW201344277A publication Critical patent/TW201344277A/en
Application granted granted Critical
Publication of TWI447467B publication Critical patent/TWI447467B/en

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B17/00Details of cameras or camera bodies; Accessories therefor
    • G03B17/02Bodies
    • G03B17/12Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B7/00Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • G02B7/10Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens
    • G02B7/102Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens controlled by a microcomputer
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B13/00Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/32Means for focusing
    • G03B13/34Power focusing
    • G03B13/36Autofocus systems
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B3/00Focusing arrangements of general interest for cameras, projectors or printers
    • G03B3/10Power-operated focusing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/222Studio circuitry; Studio devices; Studio equipment ; Cameras comprising an electronic image sensor, e.g. digital cameras, video cameras, TV cameras, video cameras, camcorders, webcams, camera modules for embedding in other devices, e.g. mobile phones, computers or vehicles
    • H04N5/225Television cameras ; Cameras comprising an electronic image sensor, e.g. digital cameras, video cameras, camcorders, webcams, camera modules specially adapted for being embedded in other devices, e.g. mobile phones, computers or vehicles
    • H04N5/2251Constructional details
    • H04N5/2253Mounting of pick-up device, electronic image sensor, deviation or focusing coils
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/222Studio circuitry; Studio devices; Studio equipment ; Cameras comprising an electronic image sensor, e.g. digital cameras, video cameras, TV cameras, video cameras, camcorders, webcams, camera modules for embedding in other devices, e.g. mobile phones, computers or vehicles
    • H04N5/225Television cameras ; Cameras comprising an electronic image sensor, e.g. digital cameras, video cameras, camcorders, webcams, camera modules specially adapted for being embedded in other devices, e.g. mobile phones, computers or vehicles
    • H04N5/2251Constructional details
    • H04N5/2254Mounting of optical parts, e.g. lenses, shutters, filters or optical parts peculiar to the presence or use of an electronic image sensor

Description

Lens actuating device

The present invention relates to an actuating device, and more particularly to a lens actuating device for driving an optical lens assembly.

The conventional camera lens actuating module uses a magnetic body and a conductive coil to be respectively disposed on the lens module and the base. The magnetic body and the magnetic field generated by the coil interact with the electric field, and according to the left hand of Folaiming It is determined that a driving force is generated in the direction of the optical axis to drive the lens module to perform focusing movement. An "optical device" as disclosed in the Japanese Patent No. I343165, which has a lens, a coil on one side of the lens, a magnetic body, and a guide rod between the lens and the coil, the lens being subjected to the guide rod The guiding and the driving force provided by the coil and the magnetic body move forward and backward in the optical axis direction. However, in this way, the radial arrangement of the coil and the magnetic body takes up a large space.

Therefore, a lens actuating device that placed the coil and the magnetic body on one side was developed. This method generates a force for attracting the lens toward the driving unit. Therefore, a mechanism is needed to prevent the lens from being attached to the driving unit too much. Tight, causing excessive friction causes the lens module to move. A camera system as disclosed in Korean Patent No. 100849580, which has a lens module, a driving unit that provides driving force of the lens module, and a plurality of balls. The lens module has two guiding portions. The driving unit has a plurality of receiving spaces at opposite sides of the guiding portions. The balls are larger than the receiving spaces so that the balls can touch the guiding portions. Thereby, the lens module can be prevented from being too tightly attached to the driving unit, and the lens module can be moved along the guiding portion. However, in this way, several balls are placed between the guiding portion and the receiving space, which is very difficult to assemble.

The reason is that the present inventors have felt that the above-mentioned defects can be improved, and the present invention has been put forward with great interest and research, and finally proposes a present invention which is reasonable in design and effective in improving the above-mentioned defects.

SUMMARY OF THE INVENTION A primary object of the present invention is to provide a lens actuating device that can improve the problem of the conventional lens actuating device being difficult to assemble.

In order to achieve the above object, the present invention provides a lens actuating device comprising: a fixing member having a guiding portion; a moving member movable in the optical axis direction, the moving member being disposed on the fixing member a driving unit that provides a driving force of the moving member, the driving unit is disposed between the fixing member and the moving member; at least one rolling axis that can roll in the optical axis direction, and the axis direction of the at least one rolling axis is perpendicular The moving member moves in a direction, and the at least one rolling axis is slidably disposed between the moving member and the guiding portion.

The present invention further provides a lens actuating device comprising: a fixing member having at least one protruding strip parallel to the moving direction of the moving member; a moving member movable in the optical axis direction, the moving member being disposed on the moving member a driving unit that provides a driving force for the moving member, the driving unit is disposed between the fixing member and the moving member; at least one rolling axis that can roll in the optical axis direction, and the axis of the at least one rolling axis The direction is perpendicular to the moving direction of the moving member, and the at least one rolling axis is rotatably disposed between the moving member and the guiding portion.

The present invention has the following advantageous effects: The present invention uses a rolling shaft to limit the movement of the moving member to the driving unit, which is easier to assemble.

[First Embodiment]

Referring to FIG. 1 to FIG. 3, the present invention provides a lens actuating device comprising a fixing member 1, a moving member 2, a driving unit 3, at least one rolling axis 4 which can be rolled in the optical axis direction, and a position. Sensing element 5 and lateral traction element 6.

The fixing member 1 has a guiding portion 11 disposed on a side of the fixing member 1 for guiding the rolling direction of the at least one rolling shaft 4. The guiding portion 11 can be at least one plane or at least one protruding strip parallel to the moving direction of the moving member 2. In the embodiment, the guiding portion 11 is two protruding strips parallel to the moving direction of the moving member 2. The at least one rolling shaft 4 abuts against the guiding portion 11. The outer side of the guiding portion 11 has four opposite limiting slots 12 for limiting the range of movement of the rolling shaft 4. In this embodiment, the limiting slot 12 is located on a side of the limiting plate, and the limiting plate has a side of the limiting slot 12 abutting the guiding portion 11. Below the fixing member 1, there is a hollow stop point 13 which is smaller than the diameter of the moving member 2, so that when the moving member 2 is lowered to the bottom, it is blocked by the stop point 13 and stops. In the embodiment, the position of the stop point 13 contacting the moving member 2 is not limited, and the position on the moving member 2 can be contacted as long as the function of blocking the moving member 2 is reached.

The moving member 2 is disposed in the fixing member 1. The moving module 2 can be provided with a lens module (not shown), and can move along the optical axis direction and perform focusing movement of the lens module. The moving member 2 includes a base portion 21, an extending portion 22 extending laterally from the base portion 21, and a receiving portion 23 on the extending portion 22. The bearing portion 23 is at least one plane or at least one protruding strip parallel to the moving direction of the moving member. The at least one rolling shaft 4 passes through the extension 22 and abuts against the bearing portion 23.

In this embodiment, the extension portion 22 has a U-shaped structure, and includes a panel 221 and two side plates 222. One end of the two side plates 222 is connected to the other end of the base portion 21 and connected to the panel 221 . The two side plates 222 each have two through holes 223, and the through holes 223 on the side plates 222 are opposite to each other. The width of the through holes 223 is larger than the diameter of the at least one rolling shaft 4 . Therefore, when the at least one rolling shaft 4 is disposed in the through holes 223 , the through holes 223 can be rolled. The bearing portion 23 is located inside the panel 221 . In this embodiment, the bearing portion 23 is four protruding strips parallel to the moving direction of the moving member 2, and each of the two opposite through holes 223 has two protruding strips.

The driving unit 3 is disposed between the fixing member 1 and the moving member 2 and provides a driving force of the moving member 2. The driving unit 3 includes at least one magnet 31 and at least one coil 32. The at least one magnet 31 is disposed on the moving member 2, and the at least one coil 32 is disposed on the fixing member 1.

In this embodiment, the coil 32 is selected as one and is fixed to one side of the fixing member 1. The at least one magnet 31 is selected as two, and is fixed to the left and right ends of the moving member 2 facing the coil 32, respectively. When the coil 32 is energized, the conductive coil 32 interacts with the magnetic field generated by the magnet 31 and the electric field, and generates a driving force in the optical axis direction according to the left-hand rule of the Fleming to drive the lens module to perform the focusing movement.

The at least one rolling axis 4 is rotatable in the optical axis direction, and the axis direction of the at least one rolling axis 4 vertically moves the moving direction of the moving member 2, the at least one rolling axis 4 is disposed through the moving member 2 and is rotatably disposed on the guiding portion 11. The at least one rolling axis 4 is located on the side of the moving member 2 away from the driving unit 3. In this embodiment, the at least one rolling axis 4 is selected as two, and each of the rolling shafts 4 is disposed through the two opposite through holes 223 of the moving member 2 and simultaneously abuts against the bearing portion 23 and the guiding portion 11.

The position sensing element 5 is disposed on one side of the fixing member 1 for sensing the position of the moving member 2. The position sensing element 5 may be a magnetic field change sensing element, a light intensity change sensing element, an electric field change sensing element or a stress change sensing element, etc., without limitation.

Moreover, the position sensing component 5 can be further changed to a position sensing and control unit 7, which is also disposed on the fixing member 1, and the position sensing and control unit 7 can sense the moving component. 2 position and adjust the driving force of the driving unit 3.

It is further explained that the position sensing and control unit 7 comprises a position sensing element (not shown) and a control unit (not shown). The position sensing element senses the position of the moving member 2, and the control unit adjusts the driving force of the driving unit 3, and the position sensing element is a magnetic field change sensing element, a light intensity change sensing element, an electric field change sensing element or a sense of stress change Measuring component.

The lateral traction element 6 is disposed on the fixture 1 and outside the coil 32, and has the effect of enhancing the magnetic field of the coil 32. In addition, the lateral traction element 6 will attract the magnet 31, causing the moving member 2 to produce an absorbing force in the direction of the lateral traction element 6. In addition, when the moving member 2 is biased to the right side of the lateral traction member 6, the moving force of the moving member 2 is unbalanced in the left-right direction, and a leftward force is generated to help the moving member 2 return to the center position, and vice versa. Therefore, the lateral traction element 6 has the function of correcting the moving member 2. In this embodiment, the lateral traction element 6 is at least one magnetic yoke, but is not limited. The at least one yoke can be disposed on one side of the at least one coil 32 away from the side of the at least one magnet 31, the top of the at least one coil 32, or the bottom of the at least one coil 32.

When assembling, the two rolling shafts 4 are respectively disposed on the two opposite through holes 223 of the moving member 2, and both ends of the two rolling shafts 4 are placed in the limiting slot 12, and the guiding portion 11 of the fixing member 1 is The bearing portion 23 of the moving member 2 simultaneously abuts against the rolling shaft 4, so that the rolling shaft 4 can be used to provide an adsorption force against the moving member 2 in the direction of the coil 32.

[Second embodiment]

Referring to FIG. 4 to FIG. 6 , the difference between this embodiment and the first embodiment is that the fixing member 1 does not have the limiting slot 12 , and the guiding portion 11 of the fixing member 1 is parallel to the movement of the moving member 2 . a plane of the direction, and the at least one rolling axis 4 abuts against the guiding portion 11.

The at least one magnet 31 of the driving unit 3 is selected as one and is fixed to the moving member 2 in the direction facing the coil 32.

The extension portion 22 includes a connecting plate 224 and two wings 225. One end of the connecting plate 224 is connected to the base portion 21, and the other end extends the two wings 225 to both sides. The ends of the two wings 225 extend perpendicularly to the base 21 to extend through a through plate 226. The two through holes 226 each have two through holes 223, and each of the connecting plates 224 has a through groove 227 at a position opposite to each of the through holes 223. The bearing portion 23 is located inside the two wings 225. In this embodiment, the bearing portion 23 is eight protruding strips parallel to the moving direction of the moving member 2, and each of the through holes 223 and the opposite through slots 227 have two protruding strips.

A baffle 211 extends outwardly from the two sides of the top end of the base portion 21, and each of the opposing baffles 211 on the fixing member 1 is concavely formed with a stop point 13 so that the baffle 211 abuts when the moving member 2 is lowered to the bottom. The stop point 13 stops the moving member 2 from descending.

During assembly, one end of the four rolling shafts 4 is placed in the through slot 227 and the other end is placed in the through hole 223. At this time, the guiding portion 11 of the fixing member 1 and the bearing portion 23 of the moving member 2 are simultaneously abutted. The rolling shaft 4 is thus used, so that the rolling shaft 4 can be used to provide an adsorption force against the moving member 2 in the direction of the coil 32.

The present invention uses the rolling shaft 4 to limit the movement of the moving member 2 to the driving unit 3, which is easier to assemble.

The above is only the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, that is, the equivalent changes and modifications made by the scope of the present invention are covered by the scope of the present invention. .

1. . . Fastener

11. . . Guide

12. . . Limit slot

13. . . Stop point

2. . . Moving parts

twenty one. . . Base

211. . . Baffle

twenty two. . . Extension

221. . . panel

222. . . Side panel

223. . . Hole through

224. . . Connection plate

225. . . Wing

226. . . Wear board

227. . . Groove

twenty three. . . Abutment

3. . . Drive unit

31. . . magnet

32. . . Coil

4. . . Rolling axis

5. . . Position sensing element

6. . . Lateral traction element

7. . . Position sensing and control unit

1 is a perspective exploded view of a first embodiment of a lens actuating device of the present invention.

2 is a perspective view of a first embodiment of a lens actuating device of the present invention.

Figure 3 is a cross-sectional view showing a first embodiment of the lens actuating device of the present invention.

4 is a perspective exploded view of a second embodiment of the lens actuating device of the present invention.

Figure 5 is a perspective view of a second embodiment of the lens actuating device of the present invention.

Figure 6 is a cross-sectional view showing a second embodiment of the lens actuating device of the present invention.

1. . . Fastener

11. . . Guide

12. . . Limit slot

13. . . Stop point

2. . . Moving parts

twenty one. . . Base

twenty two. . . Extension

221. . . panel

222. . . Side panel

223. . . Hole through

twenty three. . . Abutment

3. . . Drive unit

31. . . magnet

32. . . Coil

4. . . Rolling axis

5. . . Position sensing element

6. . . Lateral traction element

7. . . Position sensing and control unit

Claims (21)

  1. A lens actuating device comprising: a fixing member having a guiding portion; a moving member movable in the optical axis direction, the moving member being disposed on the fixing member; and providing a driving force of the moving member a driving unit disposed between the fixing member and the moving member; and at least one rolling axis rotatable in the optical axis direction, wherein the axis direction of the at least one rolling axis is perpendicular to the moving direction of the moving member, the at least A rolling shaft is slidably disposed between the moving member and the guiding portion.
  2. The lens actuating device of claim 1, wherein the driving unit comprises at least one magnet and at least one coil, the at least one magnet is disposed on the moving member, and the at least one coil is disposed on the fixing member.
  3. The lens actuating device of claim 1, further comprising a position sensing element for sensing the position of the moving member, the position sensing element being disposed on the fixing member.
  4. The lens actuating device of claim 2, further comprising a lateral traction element, the lateral traction element being disposed on the fixing member.
  5. The lens actuating device of claim 3, wherein the position sensing element is a magnetic field change sensing element, a light intensity change sensing element, an electric field change sensing element or a stress change sensing element.
  6. The lens actuating device of claim 1, wherein the guiding portion is at least one plane or at least one protruding strip parallel to the moving direction of the moving member, and the at least one rolling shaft abuts the guiding portion.
  7. The lens actuating device of claim 1, wherein the moving member comprises a base portion, an extending portion extending laterally from the base portion, and a bearing portion on the extending portion, the bearing portion And being at least one plane or at least one protruding strip parallel to the moving direction of the moving member, the at least one rolling shaft penetrating the extending portion and abutting against the bearing portion.
  8. The lens actuating device of claim 4, wherein the lateral traction element is at least one yoke.
  9. The lens actuating device of claim 8, wherein the at least one yoke iron is disposed on the side of the at least one coil away from the at least one magnet, the top of the at least one coil or the at least one coil One of the bottoms.
  10. The lens actuating device of claim 2, further comprising a position sensing component for sensing a position of the moving component, wherein the position sensing component is a magnetic field change sensing component disposed on the fixing component, The magnetic field change sensing element is opposite to the magnet disposed on the moving member and disposed on the other side of the coil.
  11. The lens actuating device of claim 1, wherein the at least one rolling axis is located on a side of the moving member away from the driving unit.
  12. A lens actuating device comprising: a fixing member having a guiding portion; a moving member movable in the optical axis direction, the moving member being disposed on the fixing member; and providing a driving force of the moving member a driving unit disposed between the fixing member and the moving member; at least one rolling axis rotatable in the optical axis direction, wherein the axis direction of the at least one rolling axis is perpendicular to the moving direction of the moving member, the at least one a rolling axis is slidably disposed between the moving member and the guiding portion; and a position sensing and control unit for sensing a position of the moving member and adjusting a driving force of the driving unit, wherein the position sensing and control unit is disposed on the fixing member .
  13. The lens actuating device of claim 12, wherein the driving unit comprises at least one magnet and at least one coil, the at least one magnet is disposed on the moving member, and the at least one coil is disposed on the fixing member.
  14. The lens actuating device of claim 13, wherein the position sensing and control unit disposed on the fixing member is opposite to the magnet disposed on the moving member and disposed on the other side of the coil.
  15. The lens actuating device of claim 14, wherein the lens actuating device further comprises a lateral traction element, the lateral traction element being disposed on the fixing member.
  16. The lens actuating device of claim 12, wherein the position sensing and control unit comprises a position sensing element and a control unit.
  17. The lens actuating device of claim 16, wherein the position sensing element is a magnetic field change sensing element, a light intensity change sensing element, an electric field change sensing element or a stress change sensing element.
  18. The lens actuating device of claim 12, wherein the guiding portion is at least one plane or at least one protruding strip parallel to the moving direction of the moving member, and the at least one rolling shaft abuts the guiding portion.
  19. The lens actuating device of claim 12, wherein the moving member comprises a base portion, an extending portion extending laterally from the base portion, and an abutting portion on the extending portion, the bearing portion And being at least one plane or at least one protruding strip parallel to the moving direction of the moving member, the at least one rolling shaft penetrating the extending portion and abutting against the bearing portion.
  20. The lens actuating device of claim 15, wherein the lateral traction element is at least one yoke.
  21. The lens actuating device of claim 12, wherein the at least one rolling axis is located on a side of the moving member away from the driving unit.
TW101115361A 2012-04-30 2012-04-30 Lens displacement device TWI447467B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW101115361A TWI447467B (en) 2012-04-30 2012-04-30 Lens displacement device

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
TW101115361A TWI447467B (en) 2012-04-30 2012-04-30 Lens displacement device
CN201210152030.5A CN103376529B (en) 2012-04-30 2012-05-16 Lens actuating device
KR1020120058845A KR101319178B1 (en) 2012-04-30 2012-05-31 Lens displacement device

Publications (2)

Publication Number Publication Date
TW201344277A TW201344277A (en) 2013-11-01
TWI447467B true TWI447467B (en) 2014-08-01

Family

ID=49461909

Family Applications (1)

Application Number Title Priority Date Filing Date
TW101115361A TWI447467B (en) 2012-04-30 2012-04-30 Lens displacement device

Country Status (3)

Country Link
KR (1) KR101319178B1 (en)
CN (1) CN103376529B (en)
TW (1) TWI447467B (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002365513A (en) * 2001-06-07 2002-12-18 Mamiya Op Co Ltd Manual focusing device for camera lens
TW200728884A (en) * 2006-01-24 2007-08-01 New Ken Technologies Co Ltd Lens module with parallel driving suspension device
TWM320096U (en) * 2007-04-09 2007-10-01 Wah Hong Ind Corp Lens actuation device
CN101377603A (en) * 2007-08-28 2009-03-04 索尼株式会社 Image blur correction device, lens barrel and imaging apparatus
US20090268318A1 (en) * 2008-04-24 2009-10-29 Samsung Electro-Mechanics Co., Ltd. Lens driving module

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010032806A (en) * 2008-07-29 2010-02-12 Nidec Copal Corp Lens drive unit and electro-optical device
KR101529729B1 (en) * 2008-11-19 2015-06-30 삼성전자주식회사 Optical image stabilizer for camera module
KR101089991B1 (en) 2009-11-20 2011-12-05 삼성전기주식회사 Camera module and lens driving device
KR20110008714U (en) * 2010-03-05 2011-09-15 자화전자(주) Device for adjusting lens focus
KR101182775B1 (en) * 2010-05-27 2012-09-14 삼성전기주식회사 Camera module

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002365513A (en) * 2001-06-07 2002-12-18 Mamiya Op Co Ltd Manual focusing device for camera lens
TW200728884A (en) * 2006-01-24 2007-08-01 New Ken Technologies Co Ltd Lens module with parallel driving suspension device
TWM320096U (en) * 2007-04-09 2007-10-01 Wah Hong Ind Corp Lens actuation device
CN101377603A (en) * 2007-08-28 2009-03-04 索尼株式会社 Image blur correction device, lens barrel and imaging apparatus
US20090268318A1 (en) * 2008-04-24 2009-10-29 Samsung Electro-Mechanics Co., Ltd. Lens driving module

Also Published As

Publication number Publication date
CN103376529B (en) 2015-08-05
KR101319178B1 (en) 2013-10-16
CN103376529A (en) 2013-10-30
TW201344277A (en) 2013-11-01

Similar Documents

Publication Publication Date Title
US10097074B2 (en) Electromagnetic driving module and lens device using the same
EP2813880B1 (en) Camera lens assembly
US8910977B2 (en) Steering device
JP3946757B2 (en) Imaging device
JP4941806B2 (en) Linear electromagnetic actuator
US6112028A (en) Image-shake correcting device
JP3832891B2 (en) XY table using linear electromagnetic actuator
US20140102844A1 (en) Electric actuator module for selectable clutch
JP5096021B2 (en) Rendering device for gaming machine and gaming machine using the same
US8792166B2 (en) Image blur correction apparatus and image pickup unit having image blur correction apparatus
JP6029830B2 (en) Lens drive device
TWI588586B (en) Camera lens module
US8047095B2 (en) XY table actuator
JP2013190654A (en) Lens drive device
US20110249336A1 (en) Optical apparatus including an image stabilizing apparatus
JP3182561U (en) Bicycle force measuring device
KR20140144126A (en) Camera lens assembly
JP2013156432A (en) Lens drive device
US9970529B2 (en) Shift lever assembly with electronic detection of modes of transmission
CN202512285U (en) Lens barrel with image stably inserted in/ moved out optical elements
JP2007129900A (en) Voice coil motor and positioning control method by magnetoelastic force
KR101451652B1 (en) Lens focus distance control module
TW201341941A (en) Optical image stabilizer and lens driving apparatus
JP4259978B2 (en) Linear motor actuator
JP5621472B2 (en) Slide device for vehicle and rolling element circulation unit for slide device

Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees