Polarization-maintaining Yb-doped fibers

Polarization-maintaining Yb-doped fibers use a Panda-type design to improve fiber birefringence. We offer both standard single-mode and double-clad large mode area polarization-maintaining Yb-doped fibers, which are known for their high conversion efficiency and substantial gain.

PRODUCT FEATURE & SPECIFICATIONS

PRODUCT FEATURES

Great optical properties

Good degree of cross section symmetry

High precision geometric dimension  control



SPECIFICATIONS

Optical Properties

Part Number

PMY6/125

PMY20/400

PMY30/250

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

PMY6/125

PMY20/400

PMY30/250

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