Speciality optical fibre

Multi-element optical fibre

7 element Er-doped optical fibre


  • Multi-element optical fibre containing seven separate single mode glass optical fibres combined in a polymer
  • Unique simultaneous draw technology
  • Ultra-low crosstalk
  • Easy to handle and fan out into separate fibres
  • Compatible with standard splicing to existing fibre technology
  • No special MUX/DEMUX required
  • Tunable amplifer gain profile over 1520-1600nm by cascading


  • Space division multiplexed (SDM) and broadband tunable amplification

Performance characteristics:

  • Operating wavelength: 1550 nm
  • Overall coating diameter: 450 µm +/- 10
  • Coating type: Single acrylate
  • Number of individual elements: 7
  • Individual glass fibre element diameter: Standard 125 µm, Compact 100 µm
  • Core diameter of each element: 10 +/- 1 µm
  • Numercial aperture of each element: 0.12 +/-0.01 
  • Dopant: Erbium
  • Typical gain: >32dB in C Band
  • Core composition: Al - silicate







NB: Optical fibres are supplied for development and research purposes only and may be withdrawn from sale without notice.