发明名称 ELECTROMECHANICAL CONVERSION ELEMENT, VIBRATION ACTUATOR, VIBRATION ACTUATOR DRIVING DEVICE, LENS BARREL AND CAMERA
摘要 To provide an electromechanical conversion element, a vibration actuator, a vibration actuator driving device, a lens barrel and a camera, which facilitate the achievement of the desired drive characteristics. An electromechanical conversion element comprising: a piezoelectric body having a polarization part polarized in a certain direction; and a plurality of separately formed electrodes on a continuous region of the polarization part.
申请公布号 US2008265714(A1) 申请公布日期 2008.10.30
申请号 US20080056855 申请日期 2008.03.27
申请人 NIKON CORPORATION 发明人 MORIOKE TOSHIKAZU
分类号 H02N2/16;G02B7/09;H01L41/22;H02N2/14 主分类号 H02N2/16
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