Patents Assigned to Lumas Ltd.
  • High brightness optical device
    Patent number: 7339742
    Abstract: There is provided an optical device, comprising a display source; a light-diffuser; an imaging optical module, and an output aperture from the optical device characterized in that the light diffuser is an angular, non-uniform diffuser of light for increasing a portion of light emerging from the display source that passes through the output aperture. A method for improving the brightness of an optical display is also provided.
    Type: Grant
    Filed: September 9, 2004
    Date of Patent: March 4, 2008
    Assignee: Lumas Ltd.
    Inventors: Yaakov Amitai, Jonathan Gelberg