SUNET’S Coarse Wavelength Division Multiplexer (CWDM) filter demonstrate low loss and reliable performances. It can not only increase efficiency, but also reduce costs
These devices show broad passband and high isolation, making them ideal for operation with inexpensive, uncooled lasers. They are low cost products for the CATV and metro/access markets.Easily customizable, SHARETOP’S CWDM can be configured from a standard list of packaging and connector options.
Features
High Isolation
Low insertion loss
Compact Design
Epoxy-free on optical path
High Reliability and Stability
Applications
CWDM System
FTTX
PON Networks
CATV Links
Performance Specifications | |||||||
Parameter | 4 Channel | 8 Channel | 16-18Channel | ||||
Mux | Demux | Mux | Demux | Mux | Demux | ||
Channel Wavelength (nm) | 1270~1610 | ||||||
Center wavelength Accuracy (nm) | ±0.5 | ||||||
Channel Spacing (nm) | 20 | ||||||
Channel Passband bandwidth (nm) | ±7.5 | ||||||
Insertion Loss (dB) | ≤1.6 | ≤2.5 | ≤3.5-4.0 | ||||
Channel Uniformity (dB) | ≤0.6 | ≤1.0 | ≤1.5 | ||||
Channel Ripple (dB) | 0.3 | ||||||
Isolation (dB) | Adjacent | N/A | >30 | N/A | >30 | N/A | >30 |
Non-adjacent | N/A | >40 | N/A | >40 | N/A | >40 | |
Inertion Loss Temperature Sensitivity (dB/℃) | <0.005 | ||||||
Wavelength Temperature Shifting (nm/℃) | <0.002 | ||||||
Polarization Dependent Loss (dB) | <0.1 | ||||||
Polarization Mode Dispersion | <0.1 | ||||||
Directivity (dB) | >50 | ||||||
Return Loss (dB) | >45 | ||||||
Maximum Power Handling (mW) | 300 | ||||||
Opterating Temperature (℃) | -5~+75 | ||||||
Storage Temperature (℃) | -40~85 | ||||||
Package dimension (mm) | L100 x W80 x H10 | L142 x W102 x H14.5 |
Ordering Information | |||||||
CWDM | Channel Spacing | Number of Channels | Configuration | 1st Channel | Fiber Type | Fiber Length | Connector |
C=CWDM Grid | 04=4 Channel08=8 Channel16=16 Channel18=18 ChannelN=N Channel | M=MuxD=DemuxO=OADM | 27=1270nm……47=1470nm49=1490nm……61=1610nmSS=special | 1=Bare fiber2=900um loosetube3=2mm Cable4=3mm Cable | 1=1m2=2mS=Specify | 0=None1=FC/APC2=FC/PC3=SC/APC4=SC/PC5=ST6=LCS=Specify |