Name: TFF 1310/1490/1550/1625nm FWDM
Brand: T&S Communication Co, Ltd.

T&S FWDM Device is a product that can customize the transmission band or reflection band within the wavelength range of 1260-1680nm; it can be used in 1310, 1550, 1625 and other optical communication window realizes the function of transmission or reflection; it has low insertion loss, polarization-dependent loss, high isolation; stable wavelength thermal stability.

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TFF 1310/1490/1550/1625nm FWDM Specification Download

Features of TFF 1310/1490/1550/1625nm FWDM

Optical path epoxy-free
Low insert loss & high isolation
Telcordia GR-1209-Core qualified
RoHS compliant

Applications of TFF 1310/1490/1550/1625nm FWDM

PON System
FTTx Network
CATV System

Specifications of TFF 1310/1490/1550/1625nm FWDM

Parameter		Unit	Specification
			FWDM35/6 3 port	FWDM35/6 2 port	FWDM345/6 3 port	FWDM345/6 2 port
Operating Wavelength	Transmission	nm	1610-1650
	Reflection	nm	1280-1340		1260-1580
		nm	1530-1570
Transmission Port	Insertion Loss	dB	≤0.60	≤0.60	≤0.60	≤0.60
	Isolation	dB	≥40	≥40	≥40	≥40
Reflection Port	Insertion Loss	dB	≤0.40	---	≤0.40	---
	Isolation	dB	≥15	---	≥15	---
Return Loss		dB	≥45
Insertion Loss Thermal Stability		dB/℃	≤0.005
Polarization Dependent Loss		dB	≤0.10
Polarization Mode Dispersion		Ps	≤0.10
Directivity		dB	≥45	---	≥45	---
Power Handling		mW	300
Operating Temperature		℃	-5 ~ +70
Storage Temperature		℃	-40 ~ +85
Package Dimension		mm	Φ5.5x34 for 250μm bare fiber , Φ5.5x38 for 900μm loose tube