Patent ID: 8879374

Claim:
An objective lens driving unit comprising: a moving structure comprising an objective lens comprising an optical axis oriented in a first direction, drive coils comprising leads for electrical connection and configured to control the position of the objective lens, a lens frame comprising the objective lens and the drive coils mounted thereto, and winding bosses disposed at a side of the lens frame configured to fix leads of the drive coils, each winding boss comprising a projection extending in a second direction substantially orthogonal to the first direction and comprising a lead of a drive coil wound around the respective winding boss; suspension wires that each comprise one side fixed to the lens frame, wherein an end of the one side of each suspension wire is electrically connected to a lead of a drive coil wound around a winding boss; and a static structure including a wire holder to which the other side of each suspension wire is fixed and a magnetic circuit of the drive coils.