abstract |
The present invention provides a vibration device which is capable of removing water drops, etc., from a dome-shaped cover or an external lens, and of keeping the visual field of a camera clear. This vibration device 2 is provided with: a cylindrical vibrating body 12; and a lens cover 20 connected to a first surface of the cylindrical vibrating body 12, wherein the cylindrical vibrating body 12 has a cylindrical member 13 and a piezoelectric vibrator 14, the lens cover 20 has a mode-converting coupling portion 21 and a translucent body portion 22 that is disposed in front of a lens 9 of a camera 1, and the mode-converting coupling portion 21 has a thin-wall portion of which the thickness is smaller than that of the cylindrical member 13. |