Cables also include fibers of Kevlar and/or steel wires for strength and an outer sheath of plastic or Teflon for protection. For glass fibers, there are two "optical windows" where the fiber is ...
But the key to this build is in the 16 pieces of side-glow plastic fiber optic tubing. Side-glow is designed to let light escape along the length of the tube as opposed to end-glow, which is made ...