PM Coupler

DK Photonics' Fused WDM is also based on Fused Biconical Taper (FBT) technology, it is used to combine and separate optical signals transmitted on different wavelengths. Compare to the filter type WDM(FWDM device), fused WDM offers low insertion lose and much lower price and it is widely used in optical transmission network and network status monitoring.

1310/1550 WDM 980/1550 WDM
1310/1550 WDM 980/1550 WDM

 

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