Patents Assigned to TVI Vision Oy
  • Patent number: 7088531
    Abstract: The invention relates to a device including a color separation prism, comprising at least two image sensors whose sensor surfaces are substantially of the shape of a rectangular parallelogram, and a color separation prism whose front surface of a functional part is planar and substantially of the shape of a rectangular parallelogram, whereby the front surface of the functional part of the color separation prism has a first side length and a second side length perpendicular thereto. In the device of the invention, the first side length of the front surface of the functional part of the color separation prism is substantially shorter than the second side length.
    Type: Grant
    Filed: May 16, 2003
    Date of Patent: August 8, 2006
    Assignee: TVI Vision Oy
    Inventor: Kari Sirén
  • Publication number: 20050180031
    Abstract: The invention relates to a device including a colour separation prism, comprising at least two image sensors whose sensor surfaces are substantially of the shape of a rectangular parallelogram, and a colour separation prism whose front surface of a functional part is planar and substantially of the shape of a rectangular parallelogram, whereby the front surface of the functional part of the colour separation prism has a first side length and a second side length perpendicular thereto. In the device of the invention, the first side length of the front surface of the functional part of the colour separation prism is substantially shorter than the second side length.
    Type: Application
    Filed: May 16, 2003
    Publication date: August 18, 2005
    Applicant: TVI VISION OY
    Inventor: Kari Siren
  • Patent number: 6476870
    Abstract: The present invention relates to a method for adjusting a photodetector array, and a beam-splitting and detector structure for a line scan camera, which structure comprises a photodetector array which is protected by a casing (10) from at least the back, and adjusted to the focus plan of an objective and glued to the exit surface focus plane of an objective and glued to the exit surface of the beamsplitting prism (2) by means of a support and adjusting structure. According to the invention, the supporting and adjusting structure comprising a glue layer (6) arranged between edges (19) surrounding the photodetector array (1) in the casing (10) and the exit surface (4) of the beam-splitting prism.
    Type: Grant
    Filed: April 28, 1997
    Date of Patent: November 5, 2002
    Assignee: TVI Vision Oy
    Inventors: Guy Lemström, Mikko Ristolainen