Product Description

3-port TFF Corse Wavelength Division Multiplexing devices

Product Description
Lightwit's 3-port TFF devices are based on thin film filter and epoxy-free optical path technology to provide excellent performance and reliability. Also, the wavelength can be customized.

LC, SC, ST and FC connectors available

3-Port Tff Corse Wavelength Division Multiplexing Devices

Features
high wavelength stability
Low polarization dependent loss
and high channel isolation
Flat and wide passband
Epoxy free optical path and excellent reliability

Applications
CWDM system
CATV system
Telecommunication network system
Metro/Access networks

Specifications

Parameter	Unit	Value
Channels Number	-	2	4	8	16
Operation Wavelength	nm	1260-1460 or 1460-1620 or 1260-1620
Channel Central Wavelength	nm	1271/1291/1311/1331/1351/1371/1391/1411/1431/ 1451/1471/1491/1511/1531/1551/1571/1591/1611
Channel Spacing	nm	20
[email protected]	nm	≥14
Pass band	nm	λITU±6.5
Pass band Flatness	dB	≤0.5
Insertion Loss (Typ.)	dB	0.8	1.3	2.4	4.6
Insertion Loss (Max.)	dB	0.9	1.5	2.8	5.0
Adjacent Channel Isolation	dB	≥30
Non-adjacent Channel Isolation	dB	≥40
Return Loss	dB	≥50
Polarization Mode Dispersion	ps	≤0.10	≤0.10	≤0.15	≤0.15
Polarization Dependent Loss	dB	≤0.10	≤0.15	≤0.20	≤0.25
Insertion Loss Temperature Sensitivity	dB/°C	≤0.005	≤0.005	≤0.007	≤0.007
Wavelength Temperature Shifting	nm/°C	≤0.002
Directivity	dB	≥50
Operation Temperature	°C	-10~+70
Storage Temperature	°C	-40~+85
Package Dimension	mm	ABS box G: 100X80X10, H: 125X96X16 I: 141X115X18, O: customized

Ordering Information

CWDM-		/
CWDM	Channel Number	Start Channel	Application Type	Fiber Type	Fiber Length	Connector
CWDM	02=2 CH 04=4 CH 08=8 CH 16=16 CH 18=18 CH	27=1271 29=1291 ... 61=1611 SS=special (Refer to ITU channel table)	M=Mux D=Demux	01=Bare fiber 09=900um loose tube 90=900um tight buffer 20=2.0mm Cable 30=3.0mm Cable	0.5=0.5m 10=1.0m 15=1.5m 20=2.0m S= customized	NA=None FP=FC/PC FA=FC/APC SP=SC/PC SA=SC/APC LP=LC/UPC LA=LC/APC MU=MU/UPC S= customized