Vibration reduction apparatus, optical equipment and a method of manufacturing the vibration reduction apparatus

• US 20080074744A1
• Filed: 09/21/2007
• Published: 03/27/2008
• Est. Priority Date: 09/27/2006
• Status: Abandoned Application

• Current Assignee: Nikon Corporation
• Original Assignee: Nikon Corporation
• Inventors: Osaka, Seiji, Miyamoto, Hidenori
• Application Number:
  US11/902,436
• Publication Number:
  US 20080074744A1
• Time in Patent Office: Days
• US Class Current: 359/554
• CPC Class Codes: G02B 27/646 compensating for small deviations, e.g. due to vibration or shake movement of one or more optical elements for control of motion blur in cameras, projectors or printers G03B2205/0007; image stabilisation in cameras peculiar to the presence or use of an electronic image sensor H04N23/68
• CPC Class Codes: G03B 2205/0007 Movement of one or more optical elements for control of motion blur
• CPC Class Codes: G03B 5/00 Adjustment of optical system relative to image or object surface other than for focusing
• CPC Class Codes: H04N 23/55 Optical parts specially adapted for electronic image sensors; Mounting thereof
• CPC Class Codes: H04N 23/687 by shifting the lens or sensor position

Abstract

To provide a vibration reduction apparatus with improved blur correcting precision, an optical equipment and a method of manufacturing a vibration reduction apparatus with improved blur correcting precision. A vibration reduction apparatus comprising: a first member and a second member disposed to be opposite to each other and to be movable relative to each other when blur is correcting; and a wiring member that exerts a force between the first member and the second member along a direction that intersects with a direction of the relative movement of the first member and the second member.

Claims

1. A vibration reduction apparatus comprising:

a first member and a second member disposed to be opposite to each other and to be movable relative to each other when blur is correcting; and

a wiring member that exerts a force between the first member and the second member along a direction that intersects with a direction of the relative movement of the first member and the second member.

2. The vibration reduction apparatus according to claim 1, wherein the wiring member exerts the force along a direction orthogonal to a plane on which the first member and the second member move relatively.

3. The vibration reduction apparatus according to claim 1, wherein the wiring member is provided to be bent between the first member and the second member.

4. The vibration reduction apparatus according to claim 1, wherein the wiring member has a first plane provided along the first member and a second plane provided along the second member.

5. The vibration reduction apparatus according to claim 4, wherein the first plane and the second plane of the wiring member are parallel with each other.

6. The vibration reduction apparatus according to claim 4, wherein the wiring member has a fixing portion secured to at least one of the first member and the second member, on at least one of the first plane and the second plane.

7. The vibration reduction apparatus according to claim 4, wherein the first plane includes:

a first fixing portion secured to the first member; and

a first movable portion provided from the first fixing portion along the first member to be movable relative to the first member.

8. The vibration reduction apparatus according to claim 7, wherein the second plane includes:

a second fixing portion secured to the second member; and

a second movable portion provided from the second fixing portion along the second member to be movable relative to the second member.

9. The vibration reduction apparatus according to claim 1, wherein the wiring member includes:

at least one bending portion provided by bending a portion which extends from a portion along at least one of the first member and the second member.

10. The vibration reduction apparatus according to claim 9, wherein even number of the bending portions are provided.

11. The vibration reduction apparatus according to claim 9, wherein a plurality of bending portions are provided on the wiring member, and the wiring member further comprising an opposite portion opposed to at least one of the first member and the second member between a bending portion and another bending portion.

12. The vibration reduction apparatus according to claim 1, wherein the wiring member includes:

a first wiring portion provided along a plane on which the first member and the second member moves relatively; and

a second wiring portion provided along a plane on which the first member and the second member moves relatively and apart from the first wiring portion.

13. The vibration reduction apparatus according to claim 12, wherein the second wiring portion is provided along a direction intersected with the direction that the first wiring portion is provided.

14. The vibration reduction apparatus according to claim 12, wherein the second wiring portion is provided along a direction orthogonal to the direction that the first wiring portion is provided.

15. The vibration reduction apparatus according to claim 12, wherein the wiring member comprises a connecting portion that connects the first wiring portion and the second wiring portion, the connecting portion being provided along least one of the first member and the second member.

16. The vibration reduction apparatus according to claim 12, wherein at least one of the first wiring portion and the second wiring portion comprises:

a first plane opposed to the first member;

a second plane opposed to the second member; and

at least one bending portion provided by bending a plane continuous with the first plane and the second plane.

17. The vibration reduction apparatus according to claim 16, wherein at least one part of the wiring member is a stripe shape.

18. The vibration reduction apparatus according to claim 1, wherein the wiring member is a flexible printed circuit.

19. The vibration reduction apparatus according to claim 1, further comprising a blur correcting lens provided on at least one of the first member and the second member.

20. The vibration reduction apparatus according to claim 1, further comprising an imaging element provided on at least one of the first member and the second member.

34. An optical equipment comprising a vibration reduction apparatus according to claim 1.

21. A vibration reduction apparatus comprising:

a first member and a second member provided to be opposite to each other and to be movable relative to each other when blur is correcting; and

a wiring member provided between the first member and the second member to connect the first member and the second member electrically,

wherein the wiring member exerts an elastic force between the first member and the second member along a direction that intersects with the direction of the relative movement of the first member and the second member.

22. The vibration reduction apparatus according to claim 21, wherein the wiring member comprises:

a first plane opposed to the first member;

a second plane opposed to the second member; and

at least one bending portion provided by bending a plane continuous with the first plane and the second plan.

23. A vibration reduction apparatus comprising:

a first member and a second member provided to be opposite each other and to be movable relative to each other when blur is correcting; and

a wiring member provided between the first member and the second member,

wherein the wiring member includes;

a first plane opposed to the first member;

a second plane opposed to the second member; and

at least one bending portion provided by bending a plane continuous with the first plane and the second plane.

24. The vibration reduction apparatus according to claim 23, wherein the wiring member exerts a force between the first member and the second member along a direction that intersects with the direction of the relative movement of the first member and the second member.

25. The vibration reduction apparatus according to claim 23, wherein at least one of the first plane and the second plane has a fixing portion secured to at least one of the first member and the second member.

26. The vibration reduction apparatus according to claim 23, wherein the first plane includes:

a first fixing portion secured to the first member; and

a first movable portion provided from the first fixing portion along the first member to be movable relative to the first member.

27. The vibration reduction apparatus according to claim 26, wherein the second plane includes:

a second fixing portion secured to the second member; and

a second movable portion provided from the second fixing portion along the second member to be movable relative to the second member.

28. A vibration reduction apparatus comprising:

a sensor to detect relative movement of a first member and a second member movable relative to each other in a plane perpendicular to an optical axis when blur is correcting;

a loading portion to load the sensor and disposed on a plane perpendicular to the optical axis of the first member; and

a flexible member having a bending portion bent from the loading portion,

wherein the loading portion is provided with a notch portion at an outer side of the sensor.

29. The vibration reduction apparatus according to claim 28, wherein the loading portion is provided with notch portions on three portions at the outer side of the sensor.

30. The vibration reduction apparatus according to claim 28, wherein the flexible member is a flexible printed circuit.

31. The vibration reduction apparatus according to claim 28, wherein the notch portion has a first notch provided between the sensor and the bending portion of the flexible member.

32. The vibration reduction apparatus according to claim 31, wherein the notch portion has a second notch and a third notch respectively formed at each ends of the first notch continuously so as to dispose the sensor therebetween.

33. The vibration reduction apparatus according to claim 28, wherein the first member or the second member supports a blur correcting lens or an imaging element.

35. A method for manufacturing a vibration reduction apparatus, comprising steps of:

providing a first member and a second member opposite to each other and movable relative to each other when blur correcting; and

disposing wiring members to exert a force along a direction that intersects with a direction of relative movement of the first member and the second member between the first member and the second member.

36. A method of manufacturing a vibration reduction apparatus, comprising steps of:

providing a first member and a second member to be opposite to each other and to be movable relative to each other when blur correcting;

connecting electrically the first member and the second member via a wiring member, and

disposing the wiring member to exert an elastic force along a direction that intersects a direction of the relative movement of the first member and the second member between the first member and the second member.

37. A method of manufacturing a vibration reduction apparatus, comprising steps of:

providing a first member and a second member to be opposite to each other and to be movable relative to each other when blur correcting;

and disposing a wiring member between the first member and the second member so that a first plane is opposed to the first member and a second plane other than the first plane is opposed to the second member.