Optical Fiber

Optical fiber is one of the most important inventions of this century. Fiber optic glass as a medium instead of copper, so that a hair-thin optical fiber, the amount of information transmitted is equivalent to a dining table-thick copper "wire". It has completely changed the mode of human communication, laid the foundation for the current information superhighway, and made the fantasy of "transmitting a set of movies with a fiber optic" a reality.