Remote detection of sound and vibrations

By using a self interfering setup we are capable of detecting tiny vibrations on any diffussive target at distances ranging from microscopy situations till hundred of meters. The technology has been licensed for security aplications and for biomedical parameters measurements

PAPERS ON THE SUBJECT:

• "Simultaneous remote extraction of multiple speech sources and heart beats from secondary speckles pattern"

  Z. Zalevsky, Y. Beiderman, I. Margalit, S. Gingold, M. Teicher, V. Mico and J. Garcia
  Optics Express 17 (2009)