Ultra-high resolution and long-range OFDRs for characterizing and monitoring Hollow-core DNANFs
- N. K. Fontaine ,
- M. Mazur ,
- B. J. Puttnam ,
- S. Bakhtiari Gorajoobi ,
- R. Slavík ,
- R. Ryf ,
- L. Dallachiesa ,
- H. Chen ,
- D. T. Neilson ,
- D. J. Richardson ,
- E. Numkam Fokoua
We demonstrate distributed characterization of hollow-core DNANFs using two OFDR systems: the first reaches 5-km with sub-mm resolution and measures distributed modal birefringence, whilst the second probes over 100-km with 3-m (25-m) resolution at 10-km (100-km) and >90-dB dynamic range.