Patents Assigned to HESLIN PTY LTD
  • Optical isolator, attenuator, circulator and switch
    Patent number: 9400403
    Abstract: An optical device comprising a first combination of birefringent prisms with parallel optic axes for dividing an optical input beam into polarized beams, a second combination of birefringent prisms with parallel optic axes for combining polarized beams into an output beam, a polarization changer, and means for improving isolation in optical isolators, attenuators and switches and for improving material costs, light transmission, size and beam capacity in optical isolators, attenuators, switches and circulators.
    Type: Grant
    Filed: January 5, 2014
    Date of Patent: July 26, 2016
    Assignee: HESLIN PTY LTD
    Inventor: Raymond Hesline