Patents Examined by Dwight Tejano
  • Method and apparatus for controlling lens position
    Patent number: 8035724
    Abstract: An optical apparatus includes a detection unit for detecting a reference position, a detection unit for detecting a relative position, and a control unit for outputting a control signal for the optical apparatus after an operation speed of a moveable input member for drive-controlling the optical apparatus becomes equal to or slower than a predetermined speed.
    Type: Grant
    Filed: October 1, 2007
    Date of Patent: October 11, 2011
    Assignee: Canon Kabushiki Kaisha
    Inventor: Keisuke Hirai