METHOD OF DRAWING MICROSTRUCTURED GLASS OPTICAL FIBRES FROM A PREFORM

摘要

A method of manufacturing a microstructured fibre, comprises: providing a preform comprising a plurality of elongate holes; mating at least one, but n ot all, of the holes with a connector to connect the hole(s) to an external pressure-controller; drawing the preform into the fibre whilst controlling g as pressure in the hole(s) connected to the pressure-controller. The connector is also claimed.