Patents Assigned to Ioltech
  • Optical system, in particular intraocular lens, contact lens
    Patent number: 6733122
    Abstract: Intraocular lenses, for example intraocular implants, contact lenses and the like. The optical system is made of a material whereof the refractive index varies along at least one given direction, this material being a homogeneous material with variable index according to its chemical composition or by the action of mechanical effects, or a heterogeneous material with different molecular orientations. The invention is useful for making lenses with accommodative sighting.
    Type: Grant
    Filed: November 29, 2000
    Date of Patent: May 11, 2004
    Assignee: Ioltech
    Inventors: Bernard Feurer, Monique Mauzac