ITU G.65x Fiber/Cable Recommendation
G.651.1:
Characteristics of a 50/125 µm multimode graded index optical fibre cable for the optical access network
G.652
Characteristics of a single-mode optical fibre and
cable
G.653
Characteristics of a dispersion-shifted, single-mode optical fibre and cable
G.654
Characteristics of a cut-off shifted single-mode optical fibre
and cable
G.655
Characteristics of a non-zero dispersion-shifted single-mode optical fibre and cable
G.656
Characteristics of a fibre and cable with non-zero
dispersion for wideband optical transport
G.657
Characteristics of a bending-loss insensitive single-mode optical fibre and cable for the access network
|
ITU
Fiber Standards |
Max. Attenuation / Dämpfungsbelag |
|
||||
|
1310 |
1383 |
1550 |
1625 |
nm |
||
|
ITU G. |
652A |
0,50 |
|
0,4 |
|
dB/km |
|
ITU G. |
652B |
0,40 |
|
0,35 |
0,4 |
dB/km |
|
ITU G. |
652C |
0,40 |
0,40 |
0,3 |
0,4 |
dB/km |
|
ITU G. |
652D |
0,40 |
0,40 |
0,3 |
0,4 |
dB/km |
|
ITU G. |
654 |
|
|
0,22 |
|
dB/km |
|
ITU G. |
655 |
|
|
0,35 |
0,4 |
dB/km |
|
ITU G. |
657-A |
0,40 |
0,40 |
0,3 |
0,4 |
dB/km |
|
ITU G. |
657-B |
0,50 |
|
0,3 |
0,4 |
dB/km |