HyOptic DWDM filters is 3 ports passvie optical component based on TFF (Thin Film Filter) technology, which can split one DWDM wavelength into PASS port, and other wavelengths go to REFLECT port.  HyOptic can supply this mini DWDM module for ITU Grid 50GHz 100GHz 200GHz 400GHz 800GHz.

Features
Low insertion loss
High isolation
Operating temperature -40 to 85 °C
Telcoredia GR-1209-CORE and GR-1221-CORE
PCT 168 hours reliability

Parameters	Unit	Limited Value
Pass  Insertion Ioss	dB	≤0.8
Reflect Insertion Loss	dB	≤0.4
PDL(Polarization Dependent Loss)	dB	≤0.1
Pass Isolation	dB	≥25
Reflect Isolation	dB	≥12
Return Loss	dB	≥45
Directivity	dB	≥55