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Multi-Mode 50/125 μm OM3 Optical Fibre
Description :
- CONNECSYS 50/125μm OM3 multimode fibre is a graded-index multimode optical fibre complies with ISO/IEC 11801 OM3 specification, IEC 60793-2-10 type A1a.2 Optical Fibre Specification, and TIA/EIA-492AAAC detail specification.
Optical Characteristics
| Characteristics | Conditions | Specified Values |
| Attenuation | 850 nm 1300 nm | ≤ 2.3 dB/km ≤ 0.6 dB/km |
| Overfilled Modal Bandwidth | 850 nm 1300 nm | ≥ 1500 MHz/km ≥ 500 MHz/km |
| Effective Modal Bandwidth | 850 nm | ≥ 2000 MHz/km |
| 10 Gb/s Ethernet Link Distance SX(850 nm) | ≥ 300 m | |
| Differential Mode Delay (DMD) | 850 nm | See Note 1 |
| Numerical Aperture | 0.200 ± 0.015 NA | |
| Zero Dispersion Wavelength | 1295 – 1320 nm | |
| Zero Dispersion Slope | 1295 – 1300 nm 1300 – 1320 nm | ≤ 0.001 X (λ0 - 1190) ps/(nm2 ∙ km) ≤ 0.11 ps/(nm2 ∙ km) |
| Group Index of Refraction | 850 nm 1300 nm | 1.482 1.477 |
Backscatter Characteristics ( @ 1300 nm )
| Step (Bidirectional Measurement) | ≤ 0.10 dB |
| Irregularities Over Fibre Length And Point Discontinuity | ≤ 0.10 dB |
| Difference Backscatter Coefficient (Bidirectional Measurement) | ≤ 0.08 dB/km |
Geometrical Characteristics
| Core Diameter | 50 ± 2.5 μm |
| Core Non-Circularity | ≤ 5.0 % |
| Cladding Diameter | 124.8 ± 1.0 μm |
| Cladding Non-Circularity | ≤ 1.0 % |
| Coating Diameter | 245 ± 7 μm |
| Coating – Cladding Concentricity Error | ≤ 12.0 μm |
| Coating Non-Circularity | ≤ 6.0 % |
| Core – Cladding Concentricity Error | ≤ 1.0 μm |
Environmental Characteristic ( @ 850 nm & 1300 nm )
| Temperature Dependence Induced Attenuation at | -60°C to +85°C | ≤ 0.10 dB/km |
| Temperature - Humidity Cycling Induced Attenuation at | -10°C to +85°C, 98% RH | ≤ 0.10 dB/km |
| Water Soak Dependence Induced Attenuation at | 23°C, for 30 Days | ≤ 0.10 dB/km |
| Damp Heat Dependence Induced Attenuation at | 85°C & 85% RH, 30 Days | ≤ 0.10 dB/km |
| Dry Heat Aging at | 85ᵒC | ≤ 0.10 dB/km |
Mechanical Specifications
| Proof Test | Off Line | ≥ 9.0 N; ≥ 1.0 %; ≥ 100 kpsi |
| Macro – Bend Induced Attenuation 100 Turns Around a Mandrel of 60 mm Diameter | 850 nm & 1300 nm | ≤ 0.50 dB |
| Coating Strip Force | Typical Average Force | 1.5 N |
| Dynamic Stress Corrosion Susceptibility Parameter nd | ≥ 27 nd |
Note 1 : DMD specifications are comply with IEC 60793-2-10 (Type A1a.2 for OM3) and TIA-492AAAC (OM3).
