Nanjing Wasin Fujikura 62.5/125μm multimode fiber optimized Optical specifications in 850nm and 1300nm wavelength,having better attenuation characterstic and efifection modal bandwith
characteristic | condition | date | unit |
optical specifications | |||
Attenuation | 850nm1300nm | ≤3.0 ≤1.0 | dB/km dB/km |
Effective modal bandwidth | 850nm1300nm | ≥160 ≥300 | MHz·km MHz·km |
Numerical aperture(NA) | 0.26-0.29 | ||
Zero-Dispersion wavelength | 1320~1365 | nm | |
Zero-Dispersion slope | ≤0.097 | ps/(nm2·km) | |
Effective group | 850nm1300nm | 1.4931.488 | |
Back scatter characteristices (1300nm) | |||
Point discontinuity | ≤0.1 | dB | |
Attenuation uniformity | ≤0.1 | dB | |
Attenuation coefficient difference for Bi-directional measurement | ≤0.1 | dB/km | |
Dimensions performance | |||
Core diameter | 62.5±2.5 | μm | |
Core non-circularity | ≤6.0 | % | |
Cladding diameter | 125±2 | μm | |
Cladding non-circularity | ≤2 | % | |
Coating diameter | 245±10 | μm | |
cladding/coating concentricity | ≤12.0 | μm | |
core/cladding concentricity | ≤1.5 | μm | |
length | 1.1-8.8 | km/reel | |
Environmental perfbrmance(850nm/1300nm) | |||
Damp heat | 85℃, humidity≥85%, 30days | ≤0.2 | dB/km |
Dry heat | 85℃±2℃ 30days | ≤0.2 | dB/km |
Temperature Dependence | -60℃~+85℃, two weeks | ≤0.2 | dB/km |
Water immersion | 23℃±5℃, 30days | ≤0.2 | dB/km |
Mechanical performance | |||
Proof test level | ≥0.69 | GPa | |
Macrobend loss100 turns φ75mm | 850nm&1300nm | ≤0.5 | dB |
Strip force | 1.0~5.0 | N | |
Dynamic fatigue parameter | ≥20 |
· Low Insertion loss
· High return loss.
· Good Repeatability
· Good Interchange
· Excellent Environmental Adaptability
· Communication rooms
· FTTH (Fiber to The Home)
· LAN (Local Area Network)
· FOS (fiber optic sensor)
· Fiber Optic Communication System
· Optical fiber connected and transmitted equipment
· Defense combat readiness