At 1,550 nm, attenuation is 0.4 dB and the mode-field diameter is 9.65 μm ± 0.5 μm. The cladding and coating outside diameters are 125 μm ± 1 μm and 245 μm ± 10 μm, respectively.

Fire cladding costs 'are taking over our lives ... materials Scotland's housing minister Kevin Stewart said more detail is required from the UK government on how much will be allocated.