Er/Yb Co-Doped Fibers

Er/YB co-doped fibers has good beam quality and high conversion efficiency, which can facilitate the high power output at 1.5μm, Based on the unique doping system, the absorption coefficient and gain spectrum can be adjusted based on the customer needs.

Classification:

Optical Fibers

Detailed introduction

Product Features

High precision geometric dimension control
High efficiency and power output
Low splice loss with SM28e fiber

Applications

Materials Processing,
scientific research and medica
High power fiber amplifier
LiDAR

Specifications

Optical Properties
Part Number	CRY 180EY-6/125 DC	CRY 200EY-10/125 DC	CRY 200EY-12/125 DC	CRY 200EY-12/125 DC/PM
Core NA	0.18±0.02	0.20±0.02	0.20±0.02	0.20±0.02
Core Absorption(dB/m@1535nm)	40±10	85±25	70±15	75±15
Pump Clad Absorption(dB/km@915nm)	0.75±0.15	2.0±0.5	3.1±0.5	3.3±0.5
Clad NA(double clad)	> 0.46	> 0.46	> 0.46	> 0.46

Geomatical and Mechanical Properties
Part Number	CRY 180EY-6/125 DC	CRY 200EY-10/125 DC	CRY 200EY-12/125 DC	CRY 200EY-12/125 DC/PM
Core Diameter(μm)	6.0±1.0	10.0±1.0	12.0±1.5	12.0±1.5
Cladding Diameter(μm)	125.0± 3.0	125.0± 3.0	125.0± 3.0	125.0± 3.0
Coating Diameter(μm)	245.0±10.0	245.0±10.0	245.0±10.0	245.0±10.0
Proof Test Level (0.7GN/m²)	≥ 100kpsi	≥ 100kpsi	≥ 100kpsi	≥ 100kpsi