Patent ID: 6021107
Filing Date: 2000-02-01
Classification: G11B

Abstract:
An optical pick-up device for recording and/or reproduction of at least two kinds of optical discs, the optical pick-up device comprising:a first object lens;a second object lens;a bobbin attached in such a manner that respective optical axes of the first and second object lenses are in parallel to each other, and either one of the first and second object lenses is disposed on a line passing through the center of an optical disc; anda drive mechanism for moving the bobbin in a first direction in parallel to the optical axes of the first and second object lenses and in a second direction perpendicular to the optical axes,wherein the first and second object lenses are attached on the bobbin such that when the object lens disposed on the line is disposed at the innermost circumference of a first kind of optical disc, that object lens is located at a read position of the first kind of optical disc and the other object lens is disposed at a position corresponding to the read position of a second kind of optical disc.