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1. (WO2018199339) COMBINER AND LASER DEVICE

Pub. No.:    WO/2018/199339    International Application No.:    PCT/JP2018/017450
Publication Date: Fri Nov 02 00:59:59 CET 2018 International Filing Date: Wed May 02 01:59:59 CEST 2018
IPC: G02B 6/28
G02B 6/26
G02B 6/42
H01S 5/022
Applicants: FUJIKURA LTD.
株式会社フジクラ
Inventors: MATSUMOTO, Ryokichi
松本 亮吉
Title: COMBINER AND LASER DEVICE
Abstract:
A combiner that has lower loss characteristics and is more reliable than conventional combiners. A combiner (1) that comprises an input fiber bundle (11), a bridge fiber (13), and an output fiber (14). The bridge fiber (13) includes a GI fiber part (131) that focuses a beam bundle that is emitted from the input fiber bundle (11).