DCF-YB-25/400-16
- Cladding Absorption @ 915 nm (dB/m)
- 0.65 ± 0.10
- Core Numerical Aperture
- 0.16 ± 0.01
- Cladding Numerical Aperture
- Min 0.45
DCF-UN-25/400-16 at a glance
Key specifications
-
25.0 ± 1.0
Core Diameter (µm)
Diameter of the light-guiding core.
-
0.16 ± 0.01
Core Numerical Aperture
Light-acceptance angle of the core; with the core size, it sets how many modes are guided.
-
400 ± 5
Cladding Diameter (µm)
Outer diameter of the glass cladding.
-
> 0.46
Cladding Numerical Aperture
High-NA cladding that captures and guides the pump light.
-
< 10.0
Background Loss @ 1200 nm (dB/km)
Low background losses.
-
560 ± 20
Coating Diameter (µm)
Outer diameter of the protective polymer coating.
Description
This double-clad passive fiber provides optimal matching and minimal splice losses when matched with Coractive’s DCF-YB-25/400-16 active fiber. The DCF-UN-25/400-16 fiber is ideal for manufacturing passive components such as pump combiners used in the design of CW fiber lasers for material processing applications.
Features & Benefits
- Compatible with industry standards
- Low background losses
- Excellent geometrical properties
Applications
- Passive component manufacturing
- CW Fiber laser systems
- Laser cutting and welding
DCF-UN-25/400-16
Specifications
| Optical | |
|---|---|
| Core Numerical Aperture | 0.16 ± 0.01 |
| Cladding Numerical Aperture | > 0.46 |
| Background Loss @ 1200 nm (dB/km) | < 10.0 |
| Geometrical & Mechanical | |
| Core Diameter (µm) | 25.0 ± 1.0 |
| Cladding Diameter (µm) | 400 ± 5 |
| Core/Cladding Concentricity Error (µm) | < 2.0 |
| Coating Diameter (µm) | 560 ± 20 |
DCF-UN-25/400-16
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