1. National Institute of Optics National Research Council (INO‐CNR) Florence 50125 Italy
2. European Laboratory for Non‐Linear Spectroscopy (LENS) University of Florence Sesto Fiorentino 50019 Italy
3. Institute of Applied Physics National Research Council (IFAC‐CNR) Sesto Fiorentino 50019 Italy
4. Light4tech Firenze S.r.l. Scandicci 50018 Italy
5. Department of Clinical and Experimental Medicine University of Florence Florence 50139 Italy
6. Department of Physics University of Florence Sesto Fiorentino 50019 Italy