Fiber-optic

Fiber-optic cables are made up of tiny glass fibers which are as thin as human hairs.

Source: tatoeba (240397)

It's a… err… a whatcha-ma-call-it. Oh, that’s right! It’s called a fiber-optic cable.

Source: tatoeba (4896703)

The telescope is not just one dish or antenna, but 36. They are three stories high and connected by fiber-optic cable, so they combine to work as one supertelescope.

Source: tatoeba (9434490)

Fiber-optic cables are the lifelines for connecting Internet users on different continents. This latest project is part of a surge in new transpacific cable construction projects, driven primarily by increasing demand in Asia.

Source: tatoeba (12148895)