Features

Applications

●Good Working Bandwidth

●Optical fiber communication system

●Low loss

●Optical instruments

● High Band Isolation

●Optical amplifier

●High stability and high reliability

●Transmission and optical laser

●Optical Path without Glue

●System Monitor

Parameter

FWDM－5/34

FWDM－4/35

FWDM－34/5

Unit

Transmission channel wavelength

1550±10

1490±10

1310±40

nm

1490±10

nm

Reflection channel wavelength 1

1310±40

1310±40

1550±10

nm

Reflection channel wavelength 2

1490±10

1550±10

nm

Insertion Loss

Transmission channel

＜0.60

dB

Reflection channel

＜0.60

dB

Insertion Loss Fluctuation

Transmission channel

≤0.30

dB

Reflection channel

≤0.30

dB

Isolation

Transmission channel

≥40

dB

Reflection channel

≥20

dB

Return loss

＞50

dB

The Temperature Sensitivity

＜0.005

dB/℃

Polarization Dependent Loss

＜0.10

dB

Polarization Mode Dispersion

＜0.10

Ps

Directivity

≥50

dB

Maximum Optical Power

500

mW

Operating Temperature

－20 ~ +70

℃

Storage Temperature

－40 ~ +85

℃

Fiber Type

SMF－28e

Fiber Diameter

250um bare fiber or 900um Loose tube

Package Dimension

φ5.5xL34  Steel Tube

mm