Question

which country was the first to optical fibres

Answer 1

German is the first country to optical fibres

Answer 2

The principal working fiber-optical information transmission framework was shown by German physicist Manfred Börner at Telefunken Research Labs in Ulm in 1965, which was trailed by the main patent application for this innovation in 1966.

NASA utilized fiber optics in the TV cameras that were sent to the moon.

It will be powerful.