Fibre-optic

Fibre-optic cables can carry huge amounts of information.

Source: tatoeba (2574614)

A national fibre-optic network project has started.

Source: tatoeba (7186578)

By mistake, a grandmother who was gardening damaged the fibre-optic cable that was enabling many internet users to surf the web at high speed.

Source: tatoeba (12266496)

However, HS2 believes it could sell mobile and broadband providers access to spare capacity in the fibre-optic cabling and telecoms masts being built to support the railway's signalling and telecoms.

Source: wiktionary