We congratulate Stefano Signorini – best oral presentation winner at Optics 2017 (XXXIX Max Born Symposium: 5th International Symposium on Optics & its applications - July 3 - 7, 2017 Wroclaw, Poland). 
We congratulate Stefano Signorini – best oral presentation winner at Optics 2017 (XXXIX Max Born Symposium: 5th International Symposium on Optics & its applications - July 3 - 7, 2017 Wroclaw, Poland).