| CPC G03B 17/56 (2013.01) [B06B 1/0207 (2013.01); B06B 1/0651 (2013.01); G02B 27/0006 (2013.01); G03B 2205/0061 (2013.01)] | 19 Claims |

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1. A vibration device comprising:
a light-transmissive body; and
a vibrator to vibrate the light-transmissive body at a vibration acceleration of equal to or more than about 1.5×105 m/s2 and equal to or less than about 8.0×105 m/s2.
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