High NA Polyimide Coated Fiber

Features:

  • Dual Layer Polyimide coating
  • Low Loss
  • Low Bend sensitivity
  • Excellent Core/cladding concentricity
  • Single Mode
  • Available with Steel tube or PEEK
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Geometrical Properties

  • Numerical Aperture
  • 0.28+/-0.01 or 0.24+/-0.01
  • Cladding Diameter
  • 125 +/- 1.0 m or 80um+/-1.0
  • Core Diameter
  • 4.3+/-0.5.um
  • Cladding Non-circularity
  • < 1.0 %
  • Core / cladding Concentricity error
  • < 0.8 m
  • Coating Diameter
  • 145 +/-10 m
  • Core non-circularity
  • <2%
  • Mode Field diameter
  • 4.8 +/- 0.5 m

Optical Characteristics

  • Attenuation
  • <0.5dB/km
  • Cut off wavelength
  • <1400+/-50 nm
  • Operating Wavelength
  • 1400-1600nm
  • Bend Loss at 1550nm, per 100turns 25mm dia
  • <0.02dB

Mechanical Properties

  • Fiber proof test level
  • 0.70 GPA / 100 (1%) (kpsi)
  • Operating Temperature Range
  • -50 to +430 °C
  • Short term
  • 430°C (10Hrs) 400 °C (100Hrs)
  • Low temperature range
  • Liquid Nitrogen

Applications

  • Fiber Bragg Grating
  • Security
  • Fiber Sensors arrays
  • Military
  • Oil and Gas