PM 5/125 Ytterbium-Doped Double-Clad Fiber
Core composition                                                                        SiO2 – Al2O3 –P2O5
Cladding-1 composition                                                              SiO2
Core activators                                                                            Yb3+
Δn core, x10^-3                                                                           6.2
Strength rod composition                                                            SiO2 – B
1st coating material                                                                     Low index Polymer
2nd coating material                                                                    Low index Polymer

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Description Feedback
Geometry characteristics

Core Diameter, mkm

5.5

Cladding Diameter, mkm

126.2

Strength rod diameter, mkm

32 x 27

Distance between strength rods, mkm

20.6

1st coating thickness, mkm

26 – 27

2nd coating thickness, mkm

28 – 29

Fiber diam. with coatings, mkm

243


Optical properties

Core loss at 1150 nm, dB/km

23

Yb3+ concentration, ppm

1 250

Cladd. abs. at 920 nm, dB/m

0.39

Cladd. abs. at 976 nm, dB/m

1.33

Cutoff wavelength, nm

870

MFD at 1064 nm, mkm

6.6


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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