Experimental results with a second-generation Roddier & Roddier phase mask coronagraphM. N'Diaye, K. Dohlen, S. Cuevas, P. Lanzoni, F. Chemla, C. Chaumont, R. Soummer and E. T. GriffithsA&A, 509 (2010) A8DOI: https://doi.org/10.1051/0004-6361/200911874