Patent ID: 7450153

Claim:
An image blur correction apparatus comprising: a base member which is moved in a direction of an optical axis with respect to a member extended in the direction of the optical axis; and a lens hold member which is moved in a plane substantially orthogonal to the optical axis with respect to the base member, wherein the base member has a concave portion on a periphery thereof through which the member extended in the direction of the optical axis passes and is provided with a support shaft closer to the optical axis than the concave portion, the support shaft supporting the lens hold member, the lens hold member has an engaging portion which engages with the support shaft to allow a movement of the lens hold member in the plane substantially orthogonal to the optical axis, the support shaft may slide freely through the engaging portion, and the base member has a shaft arrangement portion which is provided with the support shaft, and the engaging portion has a width larger than a width of the shaft arrangement portion closer to the engaging portion in the plane orthogonal to the optical axis.