| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a blade driving device suppressing enlargement of a device and yet including a plurality of actuators having a suppressed variation of actuation characteristics of the blade, and to provide an optical apparatus including the same. <P>SOLUTION: A blade driving device includes: a board including an opening; blades being movable between a position retracted from the opening and a position covering at least a part of the opening; a first actuator including a first rotor being rotatable about a first axis and a first stator, and capable of driving the blade; a second actuator including a second rotor being rotatable about a second axis and a second stator, and driving the blade; first and second positioning portions for positioning the first and second actuators respectively; and a first energizing member for energizing the first and second actuators towards the first and second positioning portions respectively. <P>COPYRIGHT: (C)2013,JPO&INPIT |
