Four-port optical circulators are a special type of circulator that has one input (port 1), one output (port 4) and two common ports (port 2&3). T...

OSW-W1x2 optical switch is a high performance electro-optical device, with low insertion loss (typical≤0.5dB, max≤0.8dB) and compact dimension (...

This WDM coupler is used to combine or separate 1625nm channel with three triplex wavelength 1310nm, 1490nm and 1550nm. Using this device, 1625nm chan...

Polarization maintaining circulators are specially designed using polarization maintaining fiber and micro-optic components. It achieves circulating f...

This filter is designed to select 1600~1650nm from the remaining spectrum. This product is based on mature thin-film filter technologies. It has high ...

Polarization maintaining couplers (PMC) combine or split the incoming light and maintain their polarization states at the output ports. Two types o...