Patents Assigned to DIGITAL OPTICS CORPORATION (now TESSERA NORTH AMERICA, INC.)
  • Optical element and system using the same
    Publication number: 20080159695
    Abstract: An optical element may include a first diffractive structure having a radially symmetric amplitude function and a second diffractive structure having a phase function. The second diffractive structure may serve as a vortex lens. A system employing the optical element may include a light source and/or a detector.
    Type: Application
    Filed: March 10, 2008
    Publication date: July 3, 2008
    Applicant: DIGITAL OPTICS CORPORATION (now TESSERA NORTH AMERICA, INC.)
    Inventors: Alan D. Kathman, Charles S. Koehler, William H. Welch, Eric G. Johnson, Robert D. Tekolste