3 Ports FWDM

Through three-port design and thin-film filter technology, it achieves multiplexing and demultiplexing of dual-wavelength signals with low insertion loss, high isolation and compact design, etc. It is widely used in the fields of fibre-to-the-home, cable TV, fibre-optic sensing, monitoring system, industrial communication and telecommunication network, etc., which improves the transmission efficiency and reliability of fibre-optic network.

contact us:lina@glhcoptical.com

 

Features

 

Low Insertion Loss

Ultra Flat Wide Passband

High Channel Isolation

High Stability and reliability

Epoxy-free on Optical Path

Wide Operating Wavelength Range

 

Applications

 

MAN

CATV System    

WDM System

FTTH Tri-Play System

Testing Instruments

 

Technical Specification

 

Parameter

FWDM 4/35

FWDM 5/34

FWDM 3/45

FWDM 34/5

Pass Band   Wavelength Range nm

1480-1500

1540~1560

1260~1360

1260~1360   1480~1500

Reflection Band   1 Wavelength Rangenm

1260~1360

1260~1360

1480~1500

1540~1560

Reflection Band   2 Wavelength Range nm

1540~1560

1480~1500

1540~1560

1540~1560

Insertion LossdB

Reflect Channel

≤0.6

Pass Channel

≤0.8

Insertion Loss   VariationdB

<0.3

Isolation

Reflect Channel

>15

Pass Channel

>30

Insertion Loss Temperature Sensitivity (dB/℃)

<0.005

Polarization Dependent Loss (dB)

<0.1

Polarization Mode Dispersion (ps)

<0.1

Directivity (dB)

>50

Return loss (dB)

>50

Maximum Power Handling (mW)

500

Operating Temperature (℃)

-20~+70

Storage Temperature (℃)

-40~+85

Package Dimension (mm)

Φ5.5x34 (L38 for   900um Loose tube)

 

*1、Above specifications are for devices without connector.2、Specifications may change without notice.

 

 

 

Dimension (Unit:mm)

 

 

 

 

Ordering Information  HCFWDMABCD

 

A

B

C

D

Wavelength

Fiber Type

Fiber Length

Connector

4/35=1490 pass/1310&1550 reflect

5/34=1550   pass/1310&1490 reflect

34/5=1310&1490 pass /1550 reflect

1=250 Bare fiber

2=900um loose tube

1=1m

2=2m

 

0=None

1=FC/APC

2=FC/PC

3=SC/APC

4=SC/PC

5=ST

6=LC

S=Specify

 

 

If you need more support , Please contact us .

 

 

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