Shenzhen Puhuixin Tecnhnology Co., Ltd.
FWDM Cassette

FWDM Cassette

The FWDM CASSETTE of PHX adopts thin-film filter with excellent performance to ensure high-quality optical performance, stability and reliability. The filtered wavelength division multiplexer can realize optical signal transmission and segmentation in 1310nm, 1490nm and 1550nm communication windows, and can also realize optical fiber bidirectional communication. It is widely used in optical fiber upgrading, capacity expansion or the introduction of new integrated services, such as radio and television, telecommunications, Internet and so on.
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FWDM Cassette

Characteristics of FWDM Cassette

1. Low insertion loss

2. Low polarization dependent loss

3. High isolation

4. High stability and reliability

Parameters of FWDM Cassette

Parameter

FWDM-4/53

FWDM-5/34

FWDM-34/5

Transmission wavelength (nm)

1480~1500

1540~1560

1260~1360&1480~1500

Reflection wavelength 1 (nm)

1260~1360

1260~1360

1540~1560

Reflection wavelength 2 (nm)

1540~1560

1480~1500

Insertion loss (DB)

Reflection channel

≤0.6

Transmission channel

≤0.6

Channel flatness (DB)

≤0.3

Isolation (DB)

Reflection channel

>15

Transmission channel

>30

Insertion loss thermal stability (dB / ℃)

<0.005

Polarization dependent loss (DB)

<0.1

Polarization dispersion (PS)

<0.1

Directivity (DB)

>50

Return loss (DB)

>50

Maximum luminous power (MW)

1000

Operating temperature (℃)

-20~+80

Storage temperature (℃)

-40~+85

Package size (mm)

Φ5.5x34 (L38 for 900um loose tube)


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