This double-clad passive fiber provides optimal matching and minimal splice losses when matched with Coractive’s DCF-YB-15/250P-FVA active fiber. The DCF-UN-10/245-080 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
  • Passive component manufacturing
  • CW Fiber laser systems
  • Laser cutting and welding
Core Numerical Aperture
0.0775 ± 0.0025
Cladding Numerical Aperture
> 0.45
Background Loss @ 1200 nm (dB/km)
< 10.0
Geometrical & Mechanical
Core Diameter (µm)
10.0 ± 0.5
Cladding Diameter (µm)
245 ± 5
Core/Cladding Concentricity Error (µm)
< 1.0
Coating Diameter (µm)
375 ± 20

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