CPC G02B 6/02328 (2013.01) [G02B 6/02366 (2013.01); G03F 7/70008 (2013.01); G01B 11/25 (2013.01)] | 20 Claims |
1. An arrangement comprising:
a mount arrangement comprising a plurality of mounting contacts configured to apply a force at a plurality of contact points to an outer layer of a hollow-core fiber when supported by the mounting contacts;
a detector configured to measure radiation output by the hollow-core fiber for determining stress-induced loss or mode scrambling; and
a control system configured to adjust, based on the measured radiation, the force applied by the plurality of mounting contacts so that stress-induced loss or mode scrambling inside the hollow-core fiber is reduced.
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