Title:
OPTICAL FIBER SCANNING DEVICE AND ENDOSCOPE
Document Type and Number:
WIPO Patent Application WO/2018/122916
Kind Code:
A1
Abstract:
An optical fiber scanning device 10 is provided with: an optical fiber 12 in which a fixed end 12F2 is fixed and held in a cantilever manner and a free end 12F1 that emits illumination light vibrates in a first direction and a second direction; a ferrule 20 that has an insertion hole H20 with an opening in a front end surface 20SA and fixes the optical fiber 12 inserted through the insertion hole H20; and a drive part 25 that vibrates the optical fiber 12, wherein a part of the optical fiber 12 is held and fixed, in the first direction, between a pair of first fixing members 30A, 25B, and a part of the optical fiber 12 is held and fixed, in the second direction, between a pair of second fixing members 30C, 25D, the first fixing members 30A, 25B having a Young's modulus Y1 smaller than a Young's modulus Y2 of the second fixing members 30C, 25D.
Inventors:
OGATA MASANORI (JP)
Application Number:
PCT/JP2016/088693
Publication Date:
July 05, 2018
Filing Date:
December 26, 2016
Export Citation:
Assignee:
OLYMPUS CORP (JP)
International Classes:
G02B26/10
Foreign References:
| JP2015232493A | 2015-12-24 | |||
| JP2012078389A | 2012-04-19 | |||
| JP2014044265A | 2014-03-13 | |||
| US20140232993A1 | 2014-08-21 |
Attorney, Agent or Firm:
ITOH Susumu (JP)
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