Patents Assigned to Henry Technical Services, Incorporated
  • Optical accessory
    Patent number: 5937562
    Abstract: An apparatus for converting an optical device for night use, the apparatus including a housing, a clamping mechanism coupled to the housing and adapted to clampingly engage an end of the optical device, and a image intensifying instrument disposed in the housing and arranged so that when the housing is coupled to the optical device by the clamping mechanism, light is transmitted through the optical device into the image intensifying instrument.
    Type: Grant
    Filed: November 17, 1997
    Date of Patent: August 17, 1999
    Assignee: Henry Technical Services, Incorporated
    Inventor: Richard Brough