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DCF-YB-20/125E-PM

Double-Clad Polarization-Maintaining Ytterbium Doped Fiber

  • Ultrafast fiber lasers
  • Pulsed fiber lasers & amplifiers
  • Material processing
  • Second Harmonic Generation
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DCF-YB-20/125E-PM at a glance

Key specifications

4.15 ± 0.45
Cladding Absorption @ 915 nm (dB/m)
>= 1.4
Berifringence (x10E-04)
0.075 ± 0.005
Core Numerical Aperture
Min 0.45
Cladding Numerical Aperture
20 ± 1
Core Diameter (µm)
125 ± 2
Cladding Diameter (µm)
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Double-Clad Polarization-Maintaining Ytterbium Doped Fiber

DCF-YB-20/125E-PM

Description

Specifications
Specifications

The DCF-YB-20/125E-PM double clad fiber features high absorption and low photodarkening. This fiber shows excellent beam quality which is required for various material processing applications. It is also ideal for the design of a wide range of pulsed fiber lasers and amplifiers.

Features & Benefits

  • High effective pump absorption – allows fiber length reduction and nonlinear effect mitigation
  • Very low photodarkening at high power – ensures stable long-term operation
  • High birefringence – minimizes stress
  • Excellent beam quality – efficient fiber laser applications

Applications

  • Ultrafast fiber lasers
  • Pulsed fiber lasers & amplifiers
  • Material processing
  • Second Harmonic Generation
  • Scientific

DCF-YB-20/125E-PM

Optical fiber specifications

Optical
Cladding Absorption @ 915 nm (dB/m)
4.15 ± 0.45
Berifringence (x10E-04)
>= 1.4
Core Numerical Aperture
0.075 ± 0.005
Cladding Numerical Aperture
Min 0.45
Geometrical & Mechanical
Core Diameter (µm)
20 ± 1
Cladding Diameter (µm)
125 ± 2
Core/Cladding Concentricity Error (µm)
<=1.0
Coating Diameter (µm)
245 ± 15
Cladding geometry
Circ.
Core Ovality (%)
<= 15
Proof test (kpsi)
>= 100
Environmental
Storage Temperature (°C)
-40 to +85
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Related products

Passive Fibers

DCF-UN-20/125-08-PM

Core Numerical Aperture
0.080 ± 0.005
Cladding Numerical Aperture
> 0.45
Background Loss @ 1200 nm (dB/km)
< 30.0
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