• Demonstration of a photonic-lantern focal-plane wavefront sensor using fiber mode conversion and deep learning 

      Norris, Barnaby; Wei, Jin; Betters, Christopher H.; Leon-Saval, Sergio G.; Xin, Yinzi; Lin, Jonathan; Kim, Yoo Jung; Sallum, Steph; Lozi, Julien; Vievard, Sebastian; Guyon, Olivier; Gatkine, Pradip; Jovanovic, Nemanja; Mawet, Dimitri; Fitzgerald, Michael P.
      Published 2022
      A focal plane wavefront sensor offers major advantages to adaptive optics, including removal of non-commonpath error and providing sensitivity to blind modes (such as petalling). But simply using the observed point spread ...
      Conference paper
    • The photonic lantern wavefront sensor and imager: focal plane wavefront sensing and optimal imaging at the diffraction limit and beyond 

      Norris, Barnaby; Leon-Saval, Sergio G.; Wei, Jin; Betters, Christopher H.; Taras, Adam; Lin, Jonathan; Xin, Yinzi; Kim, Yoo Jung; Fitzgerald, Michael; Sallum, Steph; Sengupta, Aditya; Gatkine, Pradip; Jovanovic, Nemanja; Mawet, Dimitri; Lozi, Julien; Vievard, Sebastian; Deo, Vincent; Lallement, Manon; Levinstein, Daniel; Guyon, Olivier
      Published 2024
      The use of a photonic lantern as focal plane wavefront sensor has seen recent widespread interest - it can remove non-common-path aberrations, accurately sense low-wind-effect and petal modes, and provide wavelength ...
      Conference paper