Title:
OPTICAL-FIBER-TYPE MEASUREMENT DEVICE AND OPTICAL-FIBER-TYPE MEASUREMENT METHOD
Document Type and Number:
WIPO Patent Application WO/2019/073623
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide an optical-fiber-type measurement device and optical-fiber-type measurement method that can be used for measurement of a smaller area. An optical-fiber-type measurement device according to the present invention comprises a light source, an entry optical fiber 10 having one end connected to the light source, a light guide 40 that is connected to the other end of the entry optical fiber 10, and an exit optical fiber 50 that has one end connected to the light guide 40 and the other end connected to a detector. The light guide 40 is an optical fiber having a core 20a with a narrower diameter than the core 10a of the entry optical fiber 10 and the core 50a of the exit optical fiber 50.
Inventors:
FUKANO HIDEKI (JP)
TAUE SHUJI (JP)
TAUE SHUJI (JP)
Application Number:
PCT/JP2018/013667
Publication Date:
April 18, 2019
Filing Date:
March 30, 2018
Export Citation:
Assignee:
NAT UNIV CORPORATION OKAYAMA UNIV (JP)
International Classes:
G01N21/41; G02B6/02
Domestic Patent References:
| WO1993007469A1 | 1993-04-15 |
Foreign References:
| JP2006047018A | 2006-02-16 | |||
| JP2011169592A | 2011-09-01 |
Attorney, Agent or Firm:
YANO INTERNATIONAL PATENT ATTORNEYS OFFICE, P.C. (JP)
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