Title:
VIBRATION DEVICE AND OPTICAL DETECTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/003573
Kind Code:
A1
Abstract:
Provided is a vibration device in which the detection region of an optical detection element can be more reliably ensured. This vibration device 1 is provided with a translucent body 4 which is disposed so as to include at least part the detection range of an image capturing element 10A (optical detection element), and a vibration element 2 which has a vibrator 3 connected to the translucent body 4. The translucent body 4 has a center region A and a peripheral region B which is located around the center region A. A hydrophilic film 5 is provided in the peripheral region B of the translucent body 4.
Inventors:
FUJIMOTO KATSUMI (JP)
NISHIYAMA KENJI (JP)
KURATANI YASUHIRO (JP)
NISHIYAMA KENJI (JP)
KURATANI YASUHIRO (JP)
Application Number:
PCT/JP2019/002547
Publication Date:
January 02, 2020
Filing Date:
January 25, 2019
Export Citation:
Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
G03B17/02; G03B15/00; G03B17/56; H04N5/225
Domestic Patent References:
| WO2011078218A1 | 2011-06-30 |
Foreign References:
| JP2013080177A | 2013-05-02 | |||
| JP2015231216A | 2015-12-21 | |||
| JP2009265473A | 2009-11-12 | |||
| JP2007189802A | 2007-07-26 | |||
| US20170361360A1 | 2017-12-21 | |||
| JP2017170303A | 2017-09-28 |
Attorney, Agent or Firm:
MIYAZAKI & METSUGI (JP)
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