Optical modules, their parts and fittings, namely optical receiver modules, optical transmitter modules, optical amplifier modules, optical modulator modules, laser diode modules, light-emitting diode modules, optical detector modules and optical semiconductors; Microwave modules, their parts and fittings, namely monolithic microwave integrated circuit, millimeter-wave low-noise amplifiers, millimeter-wave power amplifiers, microwave low-noise amplifiers, microwave power amplifiers, millimete...