Patents Assigned to DIGITAL OPTICS CORPORATION (TESSERA NORTH AMERICA, INC.)
  • OPTICAL ELEMENT AND SYSTEM USING THE SAME
    Publication number: 20090226134
    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: May 4, 2009
    Publication date: September 10, 2009
    Applicant: DIGITAL OPTICS CORPORATION (TESSERA NORTH AMERICA, INC.)
    Inventors: Alan D. KATHMAN, Charles S. KOEHLER, William H. WELCH, Eric G. JOHNSON, Robert D. TEKOLSTE