Technical data

50 Theoretical and general applications www.westermo.com
100
850 nm 1300 nm 1500 nm
10
1
Material Type Core/Outer casing Attenuation Field of application
(dB/km)
Plastic Multimode 200-600/450-1000 um 330-1000 Simple installation
Step index Short distances
Glass (silicon) Multimode 200-600/350-900 um 4-15 Low cost,
core plastic Step index Short distances
Glass Multimode 50-400/125-440 um 4-15 Low cost,
Step index Short distances
Glass Multimode 30-100/100-140 um 2-10 Medium cost
Graded index Medium distance
Glass Singelmode 3-10/50-125 um 0,4-5 High cost
Long distances
Light Attenuation in Glass Fibre at different wavelengths
Summary of fibre types
Rayleigh Scattering
Attenuation
dB/km
IR losses due to heat
Wave length nm
B A C K