Title:
ENDOSCOPE, OPTICAL LAIMINATE, AND METHOD FOR MANUFACTURING OPTICAL LAMINATE
Document Type and Number:
WIPO Patent Application WO/2021/176512
Kind Code:
A1
Abstract:
An endoscope (2) includes: an optical laminate (1) into which subject light enters; and an imaging element (5) that captures an image on the basis of the subject light passing through the optical laminate (1). The optical laminate (1) includes: a first optical member (10) that has an optical window (12) formed on a planar plate-like substrate (11) and that has a recess part (13) or a projection part (14) around the optical window (12); and a second optical member (20) that has a flat surface (21) opposing the substrate (11) of the first optical member (10) and that has, on the flat surface (21), a resin-made protrusion part (22) fitted to the recess part (13) or the projection part (14).
Inventors:
YONEYAMA JUMPEI
Application Number:
PCT/JP2020/008667
Publication Date:
September 10, 2021
Filing Date:
March 02, 2020
Export Citation:
Assignee:
OLYMPUS CORP (JP)
International Classes:
A61B1/00
Foreign References:
| JP2011508914A | 2011-03-17 | |||
| JP2008076662A | 2008-04-03 | |||
| JP2004088713A | 2004-03-18 | |||
| JP2011043605A | 2011-03-03 | |||
| JP3160406U | 2010-06-24 | |||
| CN103901574A | 2014-07-02 | |||
| CN102478695A | 2012-05-30 |
Attorney, Agent or Firm:
TAKEKOSHI Noboru et al. (JP)
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