DCF-EY-6/105/125-21/22-HTA at a glance
Key specifications
-
1.2 ± 0.2
Cladding Absorption @ 915 nm (dB/m)
Pump light absorbed per metre by the doped core, measured through the cladding.
-
5.5
Core Diameter (Typical) (µm)
Diameter of the light-guiding core.
-
0.21
Numerical Aperture - Core (Typical)
Light-acceptance angle of the core; with the core size, it sets how many modes are guided.
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105 ± 5
Cladding Diameter – Flat-To-Flat (µm)
Outer diameter of the glass cladding.
-
0.22 ± 0.24
Numerical Aperture - Cladding (Typical)
High-NA cladding that captures and guides the pump light.
-
75 ± 20
Core Absorption @ 1535 nm (nominal) (dB/m)
Light absorbed per metre by the doped core at the stated wavelength.
Description
This Erbium/Ytterbium co-doped fiber offers single-mode operation for excellent beam quality and its core composition is expertly designed for highly efficient pump energy conversion towards 1.5 µm fiber lasers and amplifiers. Featuring an all-glass design and a high temperature-resistant coating, this fiber is made for the rigorous environmental requirements of the automotive industry and other heavy-duty applications.
Features & Benefits
- High-temperature resistant coating
- Glass second cladding design - free of low-index polymer
- High energy conversion
- Optimized Er/Yb core composition – reduces 1 µm parasitic emission
Applications
- Eye-safe fiber lasers and amplifiers for LIDAR
- Space communications
- High-power telecom amplifiers
- Industrial and harsh environment laser sensing
DCF-EY-6/105/125-21/22-HTA
Specifications
| Optical | |
|---|---|
| Cladding Absorption @ 915 nm (dB/m) | 1.2 ± 0.2 |
| Core Absorption @ 1535 nm (nominal) (dB/m) | 75 ± 20 |
| Cutoff wavelegnht (nm) | 1385 ± 95 |
| Numerical Aperture - Core (Typical) | 0.21 |
| Numerical Aperture - Cladding (Typical) | 0.22 ± 0.24 |
| Mode Field Diameter @ 1550 nm (µm) | 6.0 ± 0.4 |
| Geometrical & Mechanical | |
| Core Diameter (Typical) (µm) | 5.5 |
| Cladding Diameter – Flat-To-Flat (µm) | 105 ± 5 |
| Outer Cladding Diameter (µm) | 125 ± 2 |
| Core/Cladding Concentricity Error (µm) | ≤ 0.8 |
| Cladding Geometry | Octagonal |
| Coating Diameter (µm) | 245 ± 15 |
| Operation Temperature (˚C) | 0 to +150 |
| Proof Test (kpsi) | >= 100 |
DCF-EY-6/105/125-21/22-HTA