UCWDM is an industrial low light level high-tech product, which is used in military transmission system, small backbone network transmission equipment, small EDFA equipment and optical module series. Gracyfiber UC HWDM is usually applied to CATV Network, Metro and Access networks, etc. The product provides 8, 16, and 18 channels, with optional header types, supports customization, and combines products to make transmission more efficient.