Patents by Inventor David L. Masters

David L. Masters has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • System and method for verifying a diopter setting and range of an optical system eyepiece
    Patent number: 10520393
    Abstract: The present disclosure relates to a system and method for verifying a diopter setting and range of an optical system eyepiece by utilizing an image sensor to view and analyze test patterns of spots displayed within the optical system eyepiece and calculating the diopter setting and range of the optical system eyepiece from an observed change in the test pattern at different diopter settings.
    Type: Grant
    Filed: August 10, 2017
    Date of Patent: December 31, 2019
    Assignee: BAE Systems Information and Electronic Systems Integration Inc.
    Inventors: Erik J. Spahr, David L. Masters
  • SYSTEM AND METHOD FOR VERIFYING A DIOPTER SETTING AND RANGE OF AN OPTICAL SYSTEM EYEPIECE
    Publication number: 20190368969
    Abstract: The present disclosure relates to a system and method for verifying a diopter setting and range of an optical system eyepiece by utilizing an image sensor to view and analyze test patterns of spots displayed within the optical system eyepiece and calculating the diopter setting and range of the optical system eyepiece from an observed change in the test pattern at different diopter settings
    Type: Application
    Filed: August 10, 2017
    Publication date: December 5, 2019
    Inventors: Erik J. Spahr, David L. Masters