Technical data MM-fibres

Overview graded index fibres

 

                                                                                                                       Faserspezifikation Download

Graded index fibre
(values ​​measured in the optical cable)

  OM2 OM3 OM4
Type of fibre   G50/125 G50/125 G50/125
    OM2 OM3 OM4
Spezification        
Core diameter µm   50±2,5 50±2,5 50±2,5
Cladding diameter µm   125±2 125±2 125±2
Fibre diameter µm   245±10 245±10 245±10
Attenuation dB/km
 
at 850 nm
at 1300 nm
≤ 2,5
≤ 0,7
≤ 2,5
≤ 0,7
≤ 2,5
≤ 0,7
Bandwidth MHz x km at 850 nm
at 1300 nm
≥ 500
≥ 500
≥ 1500
≥ 500
≥ 3500
≥ 500
Effective modal bandwidth MHz x km at 850 nm not specified ≥2000 ≥4700
System range (at 10 Gb/s) m
 
at 850 nm
at 1300 nm
not specified
not specified
300
300
550
300