PUREFIBER

Dispersion shifted optical fibres; Fiber optic cables; Fiber optic connectors; Fiber optics; Fibre optic couplings; Metal cabinets specially adapted to protect telecommunications equipment in the nature of fiber optic cables; Nonlinear optical fibres; Optical fibers sold as a component of fiber optical cables; Optical fibres; Optical fibres, telephone receivers, switchboards, telephone and telegraph wires, video telephones; Protective sheaths for fiber optical cables