Patent ID: 6612752
Filing Date: 2003-09-02
Classification: G02B

Abstract:
A protective system for optical components, comprising:a container, at least one optical component fixed inside said container, a length of optical fibre which has a plastic coating and is connected to said at least one optical component, and, an optical feedthrough for said length of fibre, placed in a feedthrough hole in a wall of said container and hermetically fixed therein, said optical feed through comprising an elongated body which has a longitudinal feedthrough hole into which said optical fibre can be placed, and, a portion of said length of fibre being stripped of said coating, wherein: said portion of fibre which is stripped of the coating is soldered to one end of said elongated body by means of a metallic solder, such soldering in a surface portion around said portion of fibre being coated with a layer of a polymeric sealant to provide contact between said solder and said polymeric sealant.