Patent ID: 8667517

Claim:
An objective lens holder which is movably supported by an objective lens driving device of an optical pickup device and holds an objective lens, the objective lens holder comprising: a main surface portion provided with a fixing part on which the objective lens is fixed; a side wall portion provided with a bobbin around which a tracking coil for driving the objective lens holder by using a magnetic effect is wound, the bobbin comprising a tubular portion and a through-hole penetrating the tubular portion in a thickness direction thereof, and the bobbin comprising a communication hole allowing a region inside the side wall portion to communicate with outside; an adhesive disposed in the through-hole so as to reach the tracking coli; and a focusing coil accommodated in the region inside the side wall portion, wherein the through-hole and the communication hole are connected, and the adhesive extends through the through-hole and the communication hole so as to reach the tracking coil and focusing coil.