Title:
OPTICAL FIBER, OPTICAL DEVICE, AND METHOD FOR MANUFACTURING OPTICAL DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/157797
Kind Code:
A1
Abstract:
Realized is an optical fiber which has a helical core and in which a change in core position at an end surface thereof, possibly occurring due to end surface polishing, is suppressed. An optical fiber (1) includes a helical section (I0) in which a non-center core (12) is helical, and a first non-helical section (I1) which includes a first end of the optical fiber (1) and in which the non-center core (12) is linear.
Inventors:
ODA TAKUYA (JP)
Application Number:
PCT/JP2023/004755
Publication Date:
August 24, 2023
Filing Date:
February 13, 2023
Export Citation:
Assignee:
FUJIKURA LTD (JP)
International Classes:
G02B6/02; G02B6/255; G02B6/38
Foreign References:
| JP2021047399A | 2021-03-25 | |||
| JP2006139018A | 2006-06-01 | |||
| JP2012123247A | 2012-06-28 | |||
| CN102147500A | 2011-08-10 | |||
| JPH04170507A | 1992-06-18 | |||
| JP2008506992A | 2008-03-06 | |||
| US9109969B2 | 2015-08-18 | |||
| JP2012211964A | 2012-11-01 |
Attorney, Agent or Firm:
HARAKENZO WORLD PATENT & TRADEMARK (JP)
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