Optical Fibers We supply optical fiber cables with interface QBH, RQB, QD and LLK – B (Trumpf) from leading manufacturers. Available fiber diameters from 10 μm packing to 1000μm and a length of 5-200 meters. We cover the performance of up to 5kW CW mode. Specifications / Orders here Tel.: +420 778 065 205 / Email: info(at)lascam.cz