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Beam Delivery Fibers

DCF-UN-50/400-15

Beam Delivery Optical Fiber

Coractive optical fiber spools – DCF-UN-50/400-15

DCF-UN-50/400-15 at a glance

Key specifications

  • 50 ± 1

    Core Diameter (µm)

    Diameter of the light-guiding core.

  • 0.15 ± 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

The DCF-UN-50/400-15 matches industry-standard active fibers and is ideal as a beam delivery cable for high-power CW fiber lasers used in laser cutting applications.

Features & Benefits

  • Compatible with industry-standard active fibers
  • Low background losses
  • Excellent geometrical properties

Applications

  • CW Fiber laser beam delivery
  • Laser cutting

DCF-UN-50/400-15

Specifications

Optical
Core Numerical Aperture 0.15 ± 0.01
Cladding Numerical Aperture > 0.46
Background Loss @ 1200 nm (dB/km) < 10.0
Geometrical & Mechanical
Core Diameter (µm) 50 ± 1
Cladding Diameter (µm) 400 ± 5
Core/Cladding Concentricity Error (µm) ≤ 1.8
Coating Diameter (µm) 560 ± 20

DCF-UN-50/400-15

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