Patent ID: 7507033
Filing Date: 2009-03-24
Classification: G11B,H01S

Abstract:
1. An optical pickup comprising: an LD (Laser Diode) device including a housing with a metal base pedestal; a base through which the LD device is inserted so as to support the LD device by way of the base pedestal; a heat dissipation plate made of sheet metal through which the LD device is inserted and kept in contact with the LD device so as to dissipate heat therefrom; and an LD plate for fixing the LD device and the heat dissipation plate to the base, wherein the heat dissipation plate has an inner circumferential face that is kept in contact with an outer circumference of the base pedestal of the LD device, and the heat dissipation plate is interposed between the LD plate and the base.