Title:
マルチコアファイバ及びそのマルチコアファイバの製造方法
Document Type and Number:
Japanese Patent JP5932881
Kind Code:
B2
Abstract:
A multicore fiber according to an embodiment of the present invention includes a plurality of cores and a cladding that encloses the plurality of the cores. The external form of the cladding in a cross section is formed of an arc portion that is formed in an arc shape relative to the center axis of the cladding and a non-arc portion that is pinched between two ends of the arc portion and not formed in an arc shape relative to the center axis of the cladding. The non-arc portion is formed with a pair of projections projecting from two ends of the arc portion on the opposite side of the center axis relative to a straight line connecting the both ends of the arc portion and one or more of recesses pinched between the pair of the projections.
Inventors:
Itaru Ishida
Shoichiro Matsuo
Shoichiro Matsuo
Application Number:
JP2014097157A
Publication Date:
June 08, 2016
Filing Date:
May 08, 2014
Export Citation:
Assignee:
Fujikura Ltd.
International Classes:
G02B6/02; C03B37/012
Domestic Patent References:
| JP2015118270A | ||||
| JP2010286548A |
Foreign References:
| US20130322835 | ||||
| US5519801 |
Attorney, Agent or Firm:
Yasuo Morimura
Hiroaki Aoki
Hiroaki Aoki