Profile: ZG Technology (Shenzhen) Limited is a manufacturer of fiber optic components, integrated optical sub-systems, and test instruments for optical fiber communication systems. Our optical fiber converters are used in light distribution frames, optical fiber communication equipment, and measuring appliances. Our 3 port polarization insensitive optical circulator utilizes metal bonding micro optics packaging technology. It provides low insertion loss, high isolation, temperature stability, and epoxy free optical path. Our circulator can be used for dispersion compensation and EDFA applications.