Patents Assigned to Aerospace Optics, Inc.
  • Patent number: 4535396
    Abstract: Disclosed are indicia display devices that are sunlight readable and which comprise a lens system having one or more body portions each of which provides a transparent internal light reflecting medium interposed between a light receiving surface and a light transmitting surface; a legend plate disposed to receive light from the light transmitting surface, with the legend plate being a laminate made up of mutually bonded elements including one or more filters; and a light source disposed to supply light to the light receiving surface. Various specific configurations of the legend plate are disclosed.
    Type: Grant
    Filed: August 20, 1984
    Date of Patent: August 13, 1985
    Assignee: Aerospace Optics, Inc.
    Inventor: Don W. Guthrie