Polarization-Maintaining Yb-Doped Fibers

Polarization-Maintaining Yb-Doped Fibers

Polarization-maintaining (PM) Yb-doped fibers adopts Panda type design to enhance the fiber birefringence. It demonstrate the characteristics of good conversion efficiency and high gain.

Classification:

Optical Fibers

Detailed introduction

Polarization-maintaining (PM) Yb-doped fibers adopts Panda type design to enhance the fiber birefringence. We offers standard single mode as well as double clad large mode area polarization maintaining Yb-doped fibers, which demonstrate the characteristics of good conversion efficiency and high gain.

Product Features

High precision geometric dimension control

Good degree of cross section symmetry
Great optical properties

Applications

Materials Processing, scientific research and medical
High precision measurement
Optical detection
Ultrafast fiber lasers and amplifiers

Specifications

Optical Properties
Part Number	CRY 6/125	CRY 20/400	CRY 30/250
Operating Wavelength(nm)	1060~1115	1060~1115	1060~1115
Core NA	0.11±0.01	0.065± 0.005	0.060± 0.005
Core Attenuation (dB/km@1200nm)	≤ 15.0	≤ 15.0	≤ 30.0
Core Absorption(dB/m@915nm)	85.0+10.0	/	/
Pump Clad Absorption(dB/km@915nm)	/	0.5± 0.1	2.3±0.2
Norminal Birefringence	2.5x10^-4	4x10^-4	1.5x10^-4

Geomatical and Mechanical Properties
Part Number	CRY 6/125	CRY 20/400	CRY 30/250
Core Diameter(μm)	6.0±0.5	20.0±1.5	30.0±1.5
Cladding Diameter(μm)	125.0±1.0	400.0±10.0	250.0±5.0
Coating Diameter(μm)	245.0±10.0	550.0±15.0	400.0±15.0
Core/Clad Offset(μm)	≤ 0.5	≤ 2.0	≤ 2.0
Coating Material	UV Cured, Dual Acrylate	Low Index Acrylate	Low Index Acrylate
Operation Temperature Range	-55~85℃	-55~85℃	-55~85℃
Proof Test Level(0.7GN/m²)	≥ 100kpsi	≥ 100kpsi	≥ 100kpsi