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    • 57. 发明申请
    • Spherical aberration compensation actuator and optical pickup system
    • 球面像差补偿执行器和光学拾取系统
    • US20050141390A1
    • 2005-06-30
    • US11027522
    • 2004-12-29
    • Seong LeeIn ChoiGin KimKwan Park
    • Seong LeeIn ChoiGin KimKwan Park
    • G11B7/085G11B7/09G11B7/135G11B7/00
    • G11B7/1378G11B7/0925G11B7/13927
    • A spherical aberration compensation actuator and an optical pickup system are provided. The spherical aberration compensation actuator mounts an element for compensating a spherical aberration and operates to a single-axis direction on an optical path using electromagnetic force. The optical pickup system includes a laser diode, an object lens, a spherical aberration compensation actuator, an optical path changer, and an optical detector. The spherical aberration compensation actuator is installed on an optical path between the laser diode and the object lens and includes a lens holder having a spherical aberration compensation element for compensating a spherical aberration generated due to light passing through the object lens and operating in an optical-axis direction using electromagnetic force.
    • 提供球面像差补偿致动器和光拾取系统。 球面像差补偿致动器安装用于补偿球面像差的元件,并且使用电磁力在光路上对单轴方向进行操作。 光学拾取系统包括激光二极管,物镜,球面像差补偿致动器,光路改变器和光学检测器。 球面像差补偿致动器安装在激光二极管和物镜之间的光路上,并且包括具有球面像差补偿元件的透镜保持器,用于补偿由于通过物镜的光而产生的球面像差, 轴方向使用电磁力。