PM 4/130 High GeO2-Doped Double-Clad Fiber
Core composition                                            SiO2 – GeO2
Cladding composition                                         SiO2 (F300)
Δn core, x10^-3                                                  22.5
Strength rod composition                                   SiO2 – B
Coating material                                                 DSM, PC-373 LD

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Geometry characteristics
Core Diameter, mkm                                         4.0
Cladding Diameter, mkm                                        130
Strength rod diameter, mkm                                26 x 28
Distance between strength rods, mkm                25.3
Coating thickness, mkm                                    52 – 54
Fiber diam. with coatings, mkm                        240

Optical properties

Cutoff wavelength, nm

1140 / 1216

MFD at 1064 nm, mkm

3.4

MFD at 1550 nm, mkm

5.3

Zero GVD, nm

1 745

Beat Length at 1550 nm, cm

0.4

H-parameter, x10-5 m-1

2.5


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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Contact: Lydia Liu
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