Patents Assigned to Carlo Trossarelli
  • Illuminator for the spectroscopic observation of minerals, gems, etc.
    Patent number: 4906093
    Abstract: An illuminator for the spectroscopic illumination of minerals, gems, etc., in which a substance under examination is illuminated by means of a source of white light, comprises at least one optical fiber (22) for transmitting the illumination light, passed through the substance under examination, to an observation spectroscope (30).
    Type: Grant
    Filed: July 21, 1988
    Date of Patent: March 6, 1990
    Assignees: Paolo Roggero, Carlo Trossarelli
    Inventor: Carlo Trossarelli