JF2A.2
Long Wave Infrared Wavefront Reconstruction Through Complex Media
Presenter: Anwesh Bhattacharya,
Institut Langevin, ESPCI Paris, Université PSL, CNRS, 1 Rue Jussieu, 75005 Paris, France,
France
A novel broadband infrared (IR) speckle imaging system with a thin scatterer and an uncooled microbolometric camera is employed to encode wavefront phase variations as local speckle deformations. The phase reconstruction from speckle shifts using a fast diffeomorphic algorithm finally demonstrates IR wavefront reconstruction through complex media.Authors: Anwesh Bhattacharya, Institut Langevin, ESPCI Paris, Université PSL, CNRS, 1 Rue Jussieu, 75005 Paris, France / Pascal Berto, Université de Paris, 45 Rue des Saints Pères, 75006 Paris, France / Valentina Krachmalnicoff, Institut Langevin, ESPCI Paris, Université PSL, CNRS, 1 Rue Jussieu, 75005 Paris, France / Ignacio Izeddin, Institut Langevin, ESPCI Paris, Université PSL, CNRS, 1 Rue Jussieu, 75005 Paris, France / Gilles Tessier, Sorbonne Université, CNRS UMR7210, INSERM UMRS968, Institut de la Vision, Paris, France / Yannick De Wilde, Institut Langevin, ESPCI Paris, Université PSL, CNRS, 1 Rue Jussieu, 75005 Paris, France