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Wuhan Seifree Technology Co., Ltd
Wuhan Seifree Technology Co., Ltd Expert of passive optical components
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1x1 Filter Wavelength Division Multiplexer FWDM 1504-1620nm GR-1209-CORE

Wuhan Seifree Technology Co., Ltd
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1x1 Filter Wavelength Division Multiplexer FWDM 1504-1620nm GR-1209-CORE

Brand Name : Seifree
Model Number : STWDM-D-56-34-E-09-10-A12-FA
Place of Origin : Wuhan China
MOQ : 5pc
Price : US$30-50/pc
Payment Terms : T/T, Western Union
Supply Ability : 3,000pcs per month
Delivery Time : 1-2 weeks after payment
Packaging Details : Transparent and plastic boxes package, 1pcs WDM in 1 box
Ptoduct Name : Filter WDM
Passband : 1504-1620nm
Reflection : 1310nm+/-40nm (Remove This Port)
Ports : 1x1
Fiber Type : Single Mode
Application : Protect DWDM receiver from OTDR signals
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1x1 WDM FIlter, FWDM Passband 1504-1620nm (C+L Band), Remove 1310nm Optical Signal


1. Filter Wavelength Division Multiplexer (FWDM) is extensively used in EDFA, Raman amplifiers, and WDM optical networks.

2. FWDM can realize the multiplexing and demultiplexing between two communication channel.

3. We provide full range of FWDM based on Thin Film Coating Technology.

4. The FWDM device combines or separated light at different wavelenghts in a wide wavelength range.

5. A variety of optional wavelength are avaliable.

All products meet GR-1209-CORE and GR-1221-CORE requirements.


PN: STWDM-D-56-34-E-09-10-A12-FA

Operating Wavelength Rangenm1260~1620
Center Wavelengthnm1560
Passband FlatnessdB<0.3
Insertion Loss*dBIN->O1 @1560nm≤0.6
IN->O1 @ PB≤0.8
Isolation IN->O1 @ 1310nmdB≥30
Isolation IN->O1 @ O BanddB≥30
Return LossdB≥45
Maximum Tensile LoadN≤5
Pigtail Diametermm0.9
Pigtail Lengthcm≥100
Connector & Adapter Type/SC/APC
Connector LossdB≤0.25
Power HandlingmW≤300
Fiber Type/SMF-28e
Operating Temperature-10~+70
Storage Temperature-40~+85
Package Dimension(L x W x H)mm5.5x40

Note: * All the data above does not include connectors.

Why Choose Us

1. Quick response: promise-reply within 24 hours.

2. Seeing is believing:, we are professional.

3. What we can do for you: Print logo on products; Customized specification; Customized package.

4. High qulity, fashion design, reasonable&competitive price, fast lead time.

5. After-sale service:

a) All products will have been strictly quality checked before packing.

b) All products will be well packed before shipping.

c) The products will be free from maintenance within their warranty period.

6. Faster delivery:

Sample order in stock, and 3-7 work days for bulk production

7. Shipping:

We can accept the freight forwarder that you offer and we also have great cooperations with the Express.

Product Tags:

optical low pass filter


fiber optic filter

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