SIRCOIL

Dispersion compensators and dispersion compensating modules used to adjust dispersion in fiberoptic transmission systems and in transmission relating measuring equipment; optical amplification modules for use in transmission systems and transmission relating measuring equipment; fiber lasers for light sources for use in transmission systems and transmission relating measuring equipment; fiber optic gyro for use in vehicles and robots; ASE (Amplified Spontaneous Emission) light source for use in transmission systems and transmission relating measuring equipment