Patents Assigned to ACCUVISIONDESIGNS LLC
  • Patent number: 10561313
    Abstract: A refraction device includes a main body, a spherical power lens coupled to the main body, an astigmatic power lens movably coupled to the main body, and a visual display coupled to the main body and oriented toward an optical pathway extending through the spherical power lens and the astigmatic power lens. The visual display is configured to display an image for testing visual acuity.
    Type: Grant
    Filed: October 17, 2017
    Date of Patent: February 18, 2020
    Assignee: ACCUVISIONDESIGNS LLC
    Inventors: Richard James Mackool, Richard Jonathan Mackool, Brice Kaleski, Robert R. Towle, Evan Rittenhouse Jones, Christopher Dean Smith