Patents Assigned to E-Vision Inc.
  • Electro-Active Opthalmic Lens Having An Optical Power Blending Region
    Publication number: 20120008094
    Abstract: A spectacle lens is disclosed. The disclosed lens provides a vision correcting area for the correction of a wearer's refractive error. The viewing correction area provides correction for non-conventional refractive error to provide at least a part of the wearer's vision correction. The lens has a prescription based on a wave front analysis of the wearer's eye and the lens can further be modified to fit within an eyeglass frame.
    Type: Application
    Filed: September 22, 2011
    Publication date: January 12, 2012
    Applicant: E-Vision, Inc.
    Inventors: Ronald D. Blum, William Kokonaski
  • Electro-active opthalmic lens having an optical power blending region
    Patent number: 8047651
    Abstract: A spectacle lens is disclosed. The disclosed lens provides a vision correcting area for the correction of a wearer's refractive error. The viewing correction area provides correction for non-conventional refractive error to provide at least a part of the wearer's vision correction. The lens has a prescription based on a wave front analysis of the wearer's eye and the lens can further be modified to fit within an eyeglass frame.
    Type: Grant
    Filed: August 20, 2010
    Date of Patent: November 1, 2011
    Assignee: E-Vision Inc.
    Inventors: Ronald D. Blum, William Kokonaski