fibra optica 31
optical fiber is incorrectly written, and should be written as "Fiber optics" being its meaning: Syntagma nominal.f.Es a filament ( set of threads ) dielectric, such as glass or Acrylic polymers, capable of running and transmit light pulses between its ends. Allows all types of communication transmissions: telephone, TV, Internet, high speed and distance, without using electrical signals.