The SCF-UN-109/125-22 features excellent geometrical properties and is ideal for manufacturing passive components used in high-power fiber lasers. As it matches industry standards, this fiber is well-suited for the fiber coupling of single-emitter diode lasers.

Features & Benefits
  • Compatible with industry-standard active fibers
  • Low background losses
  • Excellent geometrical properties
  • Passive component manufacturing
  • Fiber coupling of single-emitter diode lasers
  • Fiber lasers and amplifiers
  • Laser cutting & welding
Core Numerical Aperture
0.22 ± 0.02
Background Loss @ 1200 nm (dB/km)
< 50.0
Geometrical & Mechanical
Core Diameter (µm)
109 ± 3
Cladding Diameter (µm)
126 ± 2
Core/Cladding Concentricity Error (µm)
Coating Diameter (µm)
245 ± 10

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