We report a photonic crystal fibre device whose output far field resembles that of an ideal Bessel beam over a wide wavelength range. The Bessel-like beam self-heals when the central peak is obstructed.
|Publication status||Published - 2012|
|Event||Quantum Electronics and Laser Science Conference (QELS 2012) - San Jose, CA, USA United States|
Duration: 6 May 2012 → 11 May 2012
|Conference||Quantum Electronics and Laser Science Conference (QELS 2012)|
|Country||USA United States|
|City||San Jose, CA|
|Period||6/05/12 → 11/05/12|