Patent ID: 7990633

Claim:
A lens driving apparatus for use with a lens and for driving the lens to be displaced in the optical axis direction to focus on an image of a subject or scene, the lens driving apparatus comprising: a moving body for holding the lens and movable in the optical axis direction; a support body supporting said moving body via spring members; coils attached to said moving body; magnets attached to said support body; and spring members comprising a first plate spring attached to the subject or scene side of said moving body in the optical axis direction and a second plate spring which is attached to the imaging device side of said moving body in the optical axis direction; wherein said support body is provided with a yoke and a cover portion, said yoke having a light-entrance window therein for collecting light reflected from the subject or scene, and said cover portion being attached to the inside of said light-entrance window; and wherein said yoke comprises a ceiling portion in which said light-entrance window is created and a back yoke portion that surrounds an entire outside circumference of said moving body, and said ceiling portion and said back yoke portion are connected orthogonally and integrally formed; and said cover portion, said first spring member, and said magnets are structurally arranged in an order, starting at said light entrance window, of said cover portion, said first spring member, and said magnets, and said cover portion is formed of a non-magnetic material.