This Erbium/Ytterbium co-doped fiber offers a high doping concentration and efficient energy transfer for operation in the 1.5 μm region. As this fiber allows single-mode operation and provides excellent beam quality, it is ideal for the design of low-power optical amplifiers used in various markets such as CATV in telecom or low-power LiDAR.
Erbium/Ytterbium co-doped double-clad fiber
DCF-EY-6/128
Description
Features & Benefits
- Single-mode operation – provides excellent beam quality
- High doping concentration – provides highly efficient energy transfer, minimizing pump power requirements
- Optimized Er/Yb core composition – reduces 1 µm parasitic emission
Applications
- High-power telecom amplifiers
- Low-power fiber lasers and optical amplifiers
- Sensing: LiDAR
Optical fiber specifications
Optical
Cladding Absorption @ 915 nm (dB/m)
0.90 ± 0.15
Core Absorption @ 1535 nm (nominal) (dB/m)
60 ± 10
Core Numerical Aperture
0.2 ± 0.02
Background Loss @ 1200 nm (dB/km)
< 250.0
Geometrical & Mechanical
Core Diameter (µm)
5.5 ± 0.5
Cladding Diameter (µm)
128 ± 3
Core/Cladding Concentricity Error (µm)
≤ 1.0
Coating Diameter (µm)
260 ± 20
