1x3(3x3) Polarization maintaing fiber coupler-DFB laser | SLED Module

1x3 3x3 Polarization maintaing fiber coupler

FBT Coupler utilizes Fused Biconical Taper (FBT) technology and features low insertion loss, low polarization dependence, environmental stability.

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Features

Low insertion loss and excess loss;
High extinction ratio;

Excellent environmental stability;

Ratio can be specify.

Applications

Fiber sensor;

Optical testing equipment;

Polarization maintaining fiber amplifier.

Electro-Optical Parameters

Parameter	Unit	Value
Grade	-	P	A	P	A	P	A
Configuration Type	-	1X3				3X3
Operating Wavelength	nm	780,830, 980,1064		1310,1480,1550,2000		1310,1480,1550,2000
Operating Bandwidth	nm	±20			±30
Additional Loss	dB	≤ 0.6	≤ 0.8	≤ 0.3	≤ 0.5	≤ 0.6	≤ 0.8
Extinction Ratio	dB	≥ 17	≥ 15	≥ 18	≥ 16	≥ 17	≥ 15
Coupling Ratio	dB	33: 33: 33				-
Directivity	dB	≥ 55
Max. Optical Power	w	2

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.