Patent ID: 6341104
Filing Date: 2002-01-22
Classification: G11B

Abstract:
An optical pickup apparatus comprising:an objective lens for focusing a beam emitted from a light source onto an optical disk; a lens holding means for holding said objective lens; a plurality of elastic supporting means for elastically supporting said lens holding means so that it can be moved; and a support base means for fixedly supporting said elastic supporting means and for fixedly supporting a drive means, said drive means being adapted to movably drive said lens holding means; wherein said lens holding means has a circular space portion and an almost rectangular opening portion in which said drive means is inserted, said circular space portion being adapted to hold said objective lens and guide said beam emitted from said light source to said objective lens; wherein said elastic supporting means has a first elastic supporting means having one end thereof secured to said support base means and a second supporting means having one end thereof secured to an almost central part, with respect to a tangential direction, of said almost rectangular opening portion of said lens holding means; wherein said lens holding means is supported so that it can be pivoted in said tangential direction about said second elastic supporting means as a rotating center.