Ravi Kumar is currently working as a PBC Postdoctoral Research Fellow at Department of Electrical and Computer Engineering, Ben-Gurion University of the Negev, Israel. Prior to this, He was a postdoctoral research fellow at Smart computational Imaging Laboratory, Nanjing University of Science and Technology, China for 1 year and Department of Mechnaical Engineering, National University of Singapore for 2 years. He has received the B.Sc (Honors) in Physics from University of Delhi and M.Sc in Applied Physics from Indian Institute of Technology Dhanbad, India. He obtained his PhD in Physics (Applied Optics) in 2018 from Indian Institute of Technology Dhanbad, India.