DWDM

Feature: 1.100GHz ITU Channel Spacing 2.Low insertion loss 3.broadband transmission 4.high channel isolation 5.High stability and reliability 6.Epoxy-free optical path Application: 1. Channel Mux/Demux 2. DWDM system 3. Router 4. Fiber optical amplifier 5.

CATV system Specification: Mux Demux Channel Wavelength (nm) 1530.33~1560.61（21~59 ITU grid） Central Wavelength Accuracy (nm) ± 0.5 Min Channel Spacing (GHz) 100 Passband ( bandwidth)(nm) >0.22 Insertion Loss（dB) Add/Drop Ch. ≤1.0 Reflective Ch. ≤0.4 Passband Flatness（dB） ≤0.3 Add/Drop channel Isolation(dB) Adjacent Channel N/A ≥25 Non-adjacent Channel N/A ≥35 Reflective Isolation（dB) ≥12 Insertion Loss Temperature (dB/°C ) ≤0.003 Wavelength Temperature Shifting (nm/ °C ) ≤0.002 PDL (dB) ≤0.1 PMD (ps) ≤0.1 Directivity (dB) ≥50 Return Loss (dB) ≥45 Rated power (mW) 300