Name: TFF 1310/1490/1550nm FWDM
Brand: T&S Communications Co., Ltd.
Availability: InStock

T&S FWDM Device is a product that can customize the transmission band or the reflection band within the wavelength range of 1260-1680nm; it can achieve transmission or reflection function in the three optical communication windows of 1310, 1490, and 1550; it has low insertion loss, polarization-dependent loss, high isolation; stable wavelength thermal stability.

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TFF 1310/1490/1550nm FWDM Specification Download

Features of TFF 1310/1490/1550nm FWDM

Automatic Optical alignment
Optical path epoxy free
Low insert loss & high isolation
Telcordia GR-1221-Core qualified
RoHS compliant

Applications of TFF 1310/1490/1550nm FWDM

PON System
FTTx Network
CATV System

Specifications of TFF 1310/1490/1550nm FWDM

Parameter		Unit	Specification
			FWDM3/45	FWDM45/3	FWDM35/4	FWDM5/34
Operating Wavelength	Transmission	nm	1490±10	1310±40	1490±10	1310±40
		nm	1550±10			1490±10
	Reflection	nm	1310±40	1490±10	1310±40	1550±10
		nm		1550±10	1550±10
Transmission Port (Port1=>Port2)	Insertion Loss	dB	≤0.6(Typical 0.4)
	Isolation	dB	≥40
Reflection Port (Port1=>Port3)	Insertion Loss	dB	≤0.5(Typical 0.3)
	Isolation	dB	≥15
Return Loss		dB	≥45
Insertion Loss Thermal Stability		dB/℃	≤0.005
Polarization Dependent Loss		dB	≤0.15
Polarization Mode Dispersion		Ps	≤0.10
Directivity		dB	≥45
Power Handling		mW	300
Operating Temperature		℃	-40 ~ +85
Storage Temperature		℃	-40 ~ +85
Fiber Type		--	Corning SMF-28 Ultra, G657A1/A2 or customer specified
Pigtail type		--	Φ250μm bare fiber or Φ0.9mm loose tube
Fiber length		m	1.0,or customer specified
Package Dimension		mm	Steel tube: Φ5.5x34 for Φ250μm bare fiber , Φ5.5x38 for Φ0.9mm loose tube; Glass tube: Φ4.0x26 for Φ250μm bare fiber , Φ3.2x26 for Φ250μm bare fiber.

Note:

Insertion Loss excluding connector loss. With connectors add 0.3dB;
Connectors can be supplied on request.
The FWDM device with other Operating Wavelength can be customized.