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1490/1310/1550nm FWDM

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Description

1490/1310/1550nm FWDM

Circulator

Decriptions

1490/1310, 1550nm FWDM can realize the multiplexing and demultiplexing between 1490/1310 and 1550. It can expand the capacity of single fiber to achieve bidirectional communication, which can widely used in optical network upgrade and expansion, or introduce new comprehensive business etc.

Features:

♦          Low insertion loss

♦          Low PDL

♦          High channel isolation

♦          Excellent environmental reliability

 Application:

♦          WDM system

♦          CATV

Technical Index:

Type

FWDM

Operating wavelength

T： transmission wavelength

R： reflection wavelength

nm

T-1530~1620 ( center wavelength 1550， optional wavelength 1590，1610)     R-1310±50 & 1490±10

T1550    R1310/1490

T1490    R1310/1550

Transmission insertion loss

dB

≤0.80≤0.20≤0.30≤0.10≤0.20≤0.30

Reflection insertion loss

dB

≤0.60

Transmission channel isolation

dB

≥30

Reflection channel isolation

dB

≥17

PDL

dB

≤0.1≤0.05≤0.05≤0.05≤0.10

Wavelength thermal stability

nm/℃

≤0.003

Insertion loss thermal stability

dB/℃

≤0.005

Directivity

dB

≥55

Return loss

dB

≥45

Operating temperature

℃

-20~+70

Storage temperature

℃

-40~+85

Note:Customization is available.

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