Patents Assigned to IM Electronics Limited
  • Infra red radiation detector
    Patent number: 4220859
    Abstract: A detector for detecting electromagnetic radiation within the infra red region of the electromagnetic spectrum comprising a pyro-electric transducer positioned so as to intercept electromagnetic radiation focussed by a converging reflector system wherein said converting reflector system is at least partially frusto-conical.
    Type: Grant
    Filed: September 5, 1978
    Date of Patent: September 2, 1980
    Assignee: IM Electronics Limited
    Inventor: John P. C. Vigurs