The HCF-400-47 passive fiber features high NA and is specifically designed for the fiber coupling of diode lasers. It is also used to manufacture passive components for material processing or spectroscopy applications.

Features & Benefits
  • High numerical aperture (NA)
  • Low background losses
  • Excellent geometrical properties
  • Fiber coupling of diode lasers
  • Laser beam delivery
  • Optical fiber end caps
  • Illumination
  • Spectroscopy
Cladding Numerical Aperture
> 0.46
Background Loss @ 1100 nm (dB/km)
< 20.0
Geometrical & Mechanical
Core Diameter (µm)
400 ± 10
Cladding Diameter (µm)
475 ± 20
Coating Diameter (µm)
560 ± 2

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