Ferrules by Nippon Electric Glass are manufactured by a unique drawing process and can achieve high-precision and low-cost. You can choose either borosilicate glass ferrule or glass ceramic ferrule depending on your application.
Glass Ferrule BTF Glass ferrule is made of borosilicate glass.
Glass-Ceramic Ferrule GCF GCF is made of glass ceramic.
Glass-Ceramic Ferrule GCF-200S GCF-200S is ultra precise glass ceramic ferrule.