The DCF-YB-6/128S-PM offers excellent photodarkening resistance performance ensuring high reliability and long-term stability. This PM fiber is designed for single-mode operation and shows high absorption and high birefringence, which are ideal for the design of ultrafast or frequency-doubled fiber lasers.
DCF-YB-6/128S-PM
Description
Features and Benefits
- Single-mode operation for excellent beam quality
- Very low photodarkening at high power – ensures stable long-term operation
- High birefringence – minimizes stress
- High efficiency – reduces pump power requirements
Applications
- Ultrafast pulsed fiber lasers
- Pulsed lasers and amplifiers
- Material processing
- Second Harmonic Generation
- Scientific
Specifications
Optical
Geometrical & Mechanical
Cladding Absorption @ 915 nm (dB/m)
0.6 ± 0.15
Cladding Absorption @ 975 nm – Nominal (dB/m)
(2.4)
Core Numerical Aperture
0.12 ± 0.01
Cladding Numerical Aperture
> 0.45
Mode Field Diameter @ 1060 nm (μm)
6.0 ± 1.0
Background Loss @ 1200 nm (dB/km)
< 10
Core Diameter (µm)
6.0 ± 1.0
Cladding Diameter (µm)
128 ± 3
Core/Cladding Concentricity Error (µm)
< 1.0
Coating Diameter (µm)
260 ± 20
