Engineering an achromatic Bessel beam using a phase-only spatial light modulator and an iterative Fourier transformation algorithm. Walde, M. ORCID: https://orcid.org/0000-0002-4071-7677, Jost, A., Wicker, K. and Heintzmann, R. ORCID: https://orcid.org/0000-0002-4950-1936 Optics Communications 383 : 64-68. 15 January 2017