OM2 fiber also comes with an orange jacket and uses a LED light source but with a smaller core size of 50 µm. It supports up to 10 Gigabit Ethernet at lengths up to 82 meters but is more commonly used for 1 Gigabit Ethernet applications.
| Characteristics | Conditions | Units | Specified values |
|---|---|---|---|
| Optical Characteristics | |||
Attenuation | 850nm | dB/km | ≤ 2.5 |
1300nm | dB/km | ≤ 0.7 | |
Full injection bandwidth OFL | 850nm | MHz·km | ≥ 200 |
1300nm | MHz·km | ≥ 200 | |
Effective mode bandwidth | 850nm | MHz·km | ≥ 2000 |
Numerical aperture | - | - | 0.200±0.015 |
Zero Dispersion Wavelength(λ0) | - | nm | 1295-1320 |
Effective group refractive index | 850nm | - | 1.482 |
| 1300nm | - | 1.477 | |
| Attenuation non-uniformity | - | dB/km | ≤ 0.10 |
Local discontinuities | - | dB | ≤ 0.10 |
Geometrical Characteristics | |||
Core diameter | - | μm | 50.0±2.5 |
Core Non-circularity | - | % | ≤ 5.0 |
Cladding Diameter | - | μm | 125±1.0 |
Cladding Non-circularity | - | % | ≤ 0.10 |
Core-Cladding Concentricity Error | - | μm | ≤ 0.10 |
Coating Diameter | - | μm | 242±7 |
Coating/Cladding Concentricity Error | - | μm | ≤ 0.10 |
Environment Characteristics (@850nm &1300nm) | |||
Attenuation at Temperature | -60 to +85°C | dB/km | ≤ 0.10 |
Attenuation at Temperature | -10°C to +85°C,98 %RH | dB/km | ≤ 0.10 |
Damp Heat (dB/km) | 85°C at 85%RH, 30 days | dB/km | ≤ 0.10 |
Water Immersion (dB/km) | 23℃, 30 days | dB/km | ≤ 0.10 |
Heat Aging (dB/km) | 85℃, 30 days | dB/km | ≤ 0.10 |
Mechanical Characteristics | |||
Proof Stress | - | % | 1.0 |
- | kpsi | 100 | |
Coating Strip Force | Peak force | N | 1.3-8.9 |
Average value | N | 1.4 | |
Dynamic Fatigue Stress Corrosion Parameter (nd) | Typical value | - | 20 |
Macro-bend Induced Attenuation | |||
Ø15mm×2 | 850nm | dB | ≤ 0.1 |
1300nm | dB | ≤ 0.3 | |
Ø7.5mm×2 | 850nm | dB | ≤ 0.2 |
1300nm | dB | ≤ 0.5 | |
Fiber Length | |||
| Fiber length per tray | - | km | 1.1-17.6 |
