Hang Zhou, Zilun Chen, Xuanfeng Zhou, Jing Hou, Jinbao Chen. All-fiber 7 × 1 signal combiner with high beam quality for high-power fiber lasers[J]. Chinese Optics Letters, 2015, 13(6): 061406
- Chinese Optics Letters
- Vol. 13, Issue 6, 061406 (2015)
Fig. 1. (a) Schematic of the signal combiner fabricated by capillary method; (b) cross section of the signal combiner at the splice point.
Fig. 2. Laser field of the combiner at the following: (a) initial location; (b) final end face of the tapered bundle; (c) output laser field of the combiner; (d) far field of the output laser from the combiner.
Fig. 3. Cross sections: (a) original bundle; (b) arbitrary location in the transition region; and (c) final end-face of the tapered bundle.
Fig. 4. Transmission efficiencies of each port of the combiner.
Fig. 5. M 2
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