Photonwares produces premium grade optical isolators and circulators feature excellent optical performance for over 20 years. They are available in a variety of port configurations from 2 to 4 and fiber types covering SM, MM, PM, and RCA. They have single stage isolation (>30dB), dual stage isolation (>45dB), and three stage isolation (>55dB) configurations. We also offer high power versions that can sustain up to 10 W using a unique thermal expansion fiber core technology.