1x4(1x8) Polarization maintaing fiber coupler module-DFB laser | SLED Module

1x4 1x8 Polarization maintaing fiber coupler module

These couplers use three 50:50 fiber couplers to split a single input signal evenly into four output signals.

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Features

Low excess loss & low insertion loss;

High extinction ratio;

High stability and reliability.

Applications

Fiber gyroscope;

Fiber sensor;

Optical Testing equipment;

Coherent communication;

Polarization maintaining fiber amplifier.

Electro-Optical Parameters

Parameter		Unit	Value
Configuration Type		-	1X4		1X8
Center Wavelength		nm	1310,1550	980,1064	1310,1550	980,1064
Operating Wavelength Range		nm	±30
Extinction Ratio	Both axis working	dB	≥ 18		≥ 17
	Fast axis blocked	dB	≥ 18
Return Loss		dB	≥ 50
Directivity		dB	≥ 50		≥ 45
Max. Optical Power		w	2
Fiber Type		-	PM Panda fiber
Package Dimensions		mm	18×80×120		10×160×160

Package

Original Carton Package;

As customers‘ requirement.

Shipping

5-10 Working days after receive the payment;

Shipment: Air transportation(DHL / UPS / TNT / Fedex / EMS / CHINA POST);

Shipping fee depends on the weight and size.

Payment

For large orders: T/T, Credit card;

For small orders: Paypal are accepted.

Warranty

All products have been tested before shipping out;

All products have 1-3 years warranty.(After the quality guarantee period began to charge appropriate maintenance service fee.)

Refund & Replacement

We appreciate your business and offer an instant 7 days return policy. (7 days after receiving the items);

If the items you purchase from our store are not of perfected quality, that is they don‘t work electronically to manufacturers specifications, simply return them to us for replacement or refund;

If the items are defective, please notify us within 3 days of delivery;

Any items must be returned in their original condition to qualify for a refund or replacement;

The buyer is responsible for all the shipping cost incurred.

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