| 摘要 |
PROBLEM TO BE SOLVED: To provide a lens device capable of preventing the driving shaft of an actuator from being damaged and accurately moving a driven member. SOLUTION: The lens device 10 is equipped with: the driven member including a zoom lens (group) 14 and a lens frame 18; guide shafts 22 and 24 that guide the driven member in a direction of an optical axis P; the driving shaft 44 with which the driven member is frictionally engaged; and a piezoelectric element 42 on which the driving shaft 44 is stuck. COPYRIGHT: (C)2007,JPO&INPIT
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