Patent ID: 7079334

Claim:
An infrared sight glass for fitting over an aperture on an enclosure of electrical equipment for thermographic inspection comprising: means for supporting an infrared transmitting medium, said supporting means comprises a double sided self-adhesive gasket positioned between said infrared transmitting medium and a recessed portion of said supporting means; a tag shield having an aperture corresponding to and adjacent to the aperture of said enclosure, said tag shield being positioned between said enclosure and said supporting means; a second gasket attached between said tag shield and a ring surface of said supporting means; a third gasket attached between said tag shield and around the aperture of said enclosure; means for attaching the supporting means adjacent to said aperture on the enclosure of the electrical equipment without accessing an inside of the enclosure; and means for attaching a cover to an outer surface of the supporting means, said cover attaching means providing security to prevent unauthorized removal of said cover.