What is SDH ? The acronym SDH stands for Synchronous Digital Hierarchy and refers to a multiplex technology used in telecommunications. uSynchronous digital hierarchy (SDH) is an international technology standard that utilizes light-emitting diodes...

What is Magneto Optic Effect ? Magneto Optic effect is any one of a number of phenomena in which an elektromagnetic wave propagates through a medium that has been altared by the presence of...

What is Wavelength Converter? A Wavelength converter is a device that convert data from one incoming wavelength to another wavelength Their most important use will be for avoidance of wavelength blocking in optical cross...