Optical Fiber Propagation Properties
100
50
20
Transitions
Peaks
10
Text Box: Fiber Attenuation (dB/km)
Zero-dispersion wavelengths: single-mode
fiber can support BW•length > 100 GHz•km
at these wavelengths
5
2
1
2002: Lucent’s Metro-optimized
“AllWave” fiber
0.5
Rayleigh
Scattering
0.2
0.1
AlGaAs
InGaAsP
0.05
Sources
Detectors
Si
InGaAs
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
(Visible)
Wavelength (mm)
5