The DCF-UN-6/125-14 passive fiber is designed to match the industry-standard active fiber. It can be used for the manufacturing of passive components such as pump combiners and isolators. Its low background loss also makes it a good choice for the design of telecom market components.

Features & Benefits
  • Compatible with industry standards
  • Low background losses
  • Excellent geometrical properties
  • HI 1060 type double-clad fiber
  • Passive component manufacturing
  • Fiber laser system
  • LiDAR
Core Numerical Aperture
Cladding Numerical Aperture
> 0.45
Background Loss @ 1200 nm (dB/km)
< 10.0
Geometrical & Mechanical
Core Diameter (µm)
5.5 (typ)
Cladding Diameter (µm)
125 ± 2
Core/Cladding Concentricity Error (µm)
< 0.8
Coating Diameter (µm)
260 ± 20

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