Patent ID: 7233555
Filing Date: 2007-06-19
Classification: G11B

Abstract:
1. A device for adjusting an optical axis of an optical disc drive having a base, a turntable, and a guide bar, comprising: a plurality of reflecting members disposed on the optical disc drive, the reflecting members including a first reflecting member, a second reflecting member, and a third reflecting member, wherein the second reflecting member is disposed on the guide bar of the optical disk drive at a first position and the third reflecting member is disposed on the guide bar at a second position; and a laser collimator for emitting a laser light on the reflecting members and measuring a normal vector of the base of the optical disc drive and a normal vector of the turntable of the optical disc drive, wherein a surface, facing the laser collimator, of each of the reflecting members is made of reflective material, and the laser collimator includes an image pickup for sensing a light point reflected back to the laser collimator from the reflecting members to form images.