V. Oliker, Optical design of freeform two-mirror beam-shaping systems, J. Opt. Soc. Am, vol.24, issue.12, pp.3741-3752, 2007.

W. Song, D. Cheng, Y. Liu, and Y. Wang, Free-form illumination of a refractive surface using multiple-faceted refractors, Appl. Opt, vol.54, issue.28, pp.1-7, 2015.

F. Wyrowski, Diffractive optical elements: iterative calculation of quantized, blazed phase structures, J. Opt. Soc. Am, vol.7, issue.6, pp.961-969, 1990.

G. Nguyen, K. Heggarty, A. Bacher, P. Jakobs, D. Hä-ringer et al., Iterative scalar nonparaxial algorithm for the design of Fourier phase elements, Opt. Lett, vol.39, pp.5551-5554, 2014.
URL : https://hal.archives-ouvertes.fr/hal-01066833

M. V. Kessels, C. Nasour, P. Grosso, and K. Heggarty, Direct write of optical diffractive elements and planar waveguides with a digital micromirror device based UV photoplotter, Opt.Comm, vol.283, issue.15, pp.3089-3094, 2010.
URL : https://hal.archives-ouvertes.fr/hal-00504350