Title:
IMAGING DEVICE, ENDOSCOPE, AND METHOD FOR MANUFACTURING IMAGING DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/207739
Kind Code:
A1
Abstract:
An imaging device 1 includes a laminated optical unit 10, an imaging unit 30, and a retainer 20. The retainer 20 including a spacer 21 and a frame 23 is provided with a first through-hole H21 that passes through the spacer 21 and a second through-hole H23 that passes through the frame 23, the second through-hole H23 having a larger cross-sectional area than the first through-hole H21 in a direction perpendicular to the optical axis. The retainer 20 is bonded to the laminated optical unit 10. The imaging unit 30 is provided in the second through-hole H23 with the front surface 30SA in contact with a second principal surface 21SB of the spacer 21.
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Inventors:
IGARASHI TAKATOSHI (JP)
Application Number:
PCT/JP2018/017096
Publication Date:
October 31, 2019
Filing Date:
April 26, 2018
Export Citation:
Assignee:
OLYMPUS CORP (JP)
International Classes:
A61B1/04; G02B7/02; G02B23/24; G03B17/02; H04N5/225
Domestic Patent References:
| WO2010140395A1 | 2010-12-09 | |||
| WO2010101009A1 | 2010-09-10 |
Foreign References:
| JP2011085625A | 2011-04-28 | |||
| US20170374252A1 | 2017-12-28 | |||
| US20120229908A1 | 2012-09-13 |
Attorney, Agent or Firm:
ITOH Susumu (JP)
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