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Title:
OPTICAL FIBER BUNDLE, ENDOSCOPE SCOPE, AND ENDOSCOPE
Document Type and Number:
WIPO Patent Application WO/2019/186718
Kind Code:
A1
Abstract:
An optical fiber bundle 1 has a configuration in which a plurality of optical fibers are bundled, wherein the plurality of optical fibers include at least two types of optical fibers 11, 12 having different numerical apertures NA.

Inventors:
TAKAKU Hideaki (Inc. 4-7-25, Harigaya, Urawa-k, Saitama-shi Saitama 65, 〒3308565, JP)
Application Number:
JP2018/012557
Publication Date:
October 03, 2019
Filing Date:
March 27, 2018
Export Citation:
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Assignee:
SUMITA OPTICAL GLASS, INC. (4-7-25, Harigaya Urawa-k, Saitama-shi Saitama 65, 〒3308565, JP)
International Classes:
G02B23/26; A61B1/07; G02B6/06
Domestic Patent References:
WO2014042156A12014-03-20
Foreign References:
JPH0966020A1997-03-11
JP2011143350A2011-07-28
US20070269173A12007-11-22
JPS5727206A1982-02-13
JPS60257404A1985-12-19
JPS61137104A1986-06-24
JP2001166172A2001-06-22
JP2003157710A2003-05-30
JP2006317692A2006-11-24
JPH10293217A1998-11-04
JP2002521713A2002-07-16
JP2010190934A2010-09-02
JP2018097031A2018-06-21
Attorney, Agent or Firm:
SUGIMURA Kenji (36F Kasumigaseki Common Gate West, 3-2-1 Kasumigasek, Chiyoda-ku Tokyo 13, 〒1000013, JP)
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