DCF-EY-16/250P at a glance
Key specifications
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1.75 ± 0.25
Cladding Absorption @ 915 nm (dB/m)
Large mode area and high absorption – minimize fiber length and reduce nonlinearities.
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16 ± 1
Core Diameter (µm)
Diameter of the light-guiding core.
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0.11 ± 0.01
Core Numerical Aperture
Light-acceptance angle of the core; with the core size, it sets how many modes are guided.
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250 ± 5
Cladding Diameter (µm)
Outer diameter of the glass cladding.
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Min 0.45
Numerical Aperture - Cladding
High doping concentration – provides highly efficient energy transfer, minimizing pump power requirements.
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65 ± 15
Core Absorption @ 1535 nm (nominal) (dB/m)
Light absorbed per metre by the doped core at the stated wavelength.
Description
As LiDAR applications head towards longer detection distances, higher power is required. The DCF-EY-16/250P features a large mode area, high doping concentration and high slope efficiency, which makes it ideal for the design of high-power/peak power eye-safe fiber lasers and amplifiers.
Features & Benefits
- High doping concentration – provides highly efficient energy transfer, minimizing pump power requirements
- Large mode area and high absorption – minimize fiber length and reduce nonlinearities
- High slope efficiency
- Optimized Er/Yb core composition – reduces 1 µm parasitic emission
Applications
- Eye-safe fiber lasers and amplifiers
- High-power lasers @ 1.5 µm
- Sensing: LiDAR and spectroscopy
DCF-EY-16/250P
Specifications
| Optical | |
|---|---|
| Cladding Absorption @ 915 nm (dB/m) | 1.75 ± 0.25 |
| Core Absorption @ 1535 nm (nominal) (dB/m) | 65 ± 15 |
| Core Numerical Aperture | 0.11 ± 0.01 |
| Numerical Aperture - Cladding | Min 0.45 |
| Geometrical & Mechanical | |
| Core Diameter (µm) | 16 ± 1 |
| Cladding Diameter (µm) | 250 ± 5 |
| Cladding geometry | Octagonal |
| Core Ovality (%) | <= 8 |
| Core/Cladding Concentricity Error (µm) | ≤ 2.5 |
| Coating Diameter (µm) | 375 ± 20 |
| Proof Test (kpsi) | >= 100 |
| Environmental | |
| Storage Temperature (°C) | -40 to +85 |
DCF-EY-16/250P