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G.652.D
| Characteristics | Conditions | Specified values | Units | |
| Optical Characteristics | ||||
| Attenuation | 1310nm | ≤0.31 | [dB/km] | |
| 1550nm | ≤0.17 | [dB/km] | ||
| 1625nm | ≤0.20 | [dB/km] | ||
| Attenuation vs. Wavelength | 1285-1330nm, in reference to1310 nm | ≤0.03 | [dB/km] | |
| Max. α difference | 1525-1575nm, in reference to 1550 nm | ≤0.02 | [dB/km] | |
| 1285-1340nm | -3.5 to 3.5 | [ps/(nm·km)] | ||
| Dispersion Coefficient | 1550nm | ≤18 | [ps/(nm·km)] | |
| 1625nm | ≤22 | [ps/(nm·km)] | ||
| Zero Dispersion Wavelength(λ0) | -- | 1300-1324 | [nm] | |
| Zero Dispersion Slope(S0) | -- | ≤0.092 | [ps/(nm2·km)] | |
| PMD | Maximum Individual Fibre | -- | ≤0.1 | [ps/√km] |
| Link Design Value（M=20，Q=0.01%) | -- | ≤0.06 | [ps/√km] | |
| Typical Value | -- | 0.04 | [ps/√km] | |
| Cable Cutoff Wavelength (λCC) | -- | ≤1260 | [nm] | |
| Mode Field Diameter（MFD） | 1310nm | 8.7-9.5 | [μm] | |
| 1550nm | 9.8-10.8 | [μm] | ||
| Effective Group Index of Refraction（Neff） | 1310nm | 1.463 | -- | |
| 1550nm | 1.464 | -- | ||
| Point Discontinuities | 1310nm | ≤0.05 | [dB] | |
| 1550nm | ≤0.05 | [dB] | ||
| Geometrical Characteristics | ||||
| Cladding Diameter | -- | 125.0±0.7 | [μm] | |
| Cladding Non-Circularity | -- | ≤1.0 | [%] | |
| Coating Diameter | -- | 235-255 | [μm] | |
| Coating-Cladding Concentricity Error | -- | ≤12.0 | [μm] | |
| Coating Non-Circularity | -- | ≤6.0 | [%] | |
| Core-Cladding Concentricity Error | -- | ≤0.6 | [μm] | |
| Curl(radius) | -- | ≥4 | [m] | |
| Delivery Length1 | -- | Up to 25.2 | [km/spool] | |
| Environmental Characteristics | 1310nm, 1550nm & 1625nm | |||
| Temperature Dependence Induced Attenuation | -60℃ to +85℃ | ≤0.05 | [dB/km] | |
| Temperature-Humidity Cycling Induced Attenuation | -10°C to +85°C, 98% RH | ≤0.05 | [dB/km] | |
| Watersoak Dependence Induced Attenuation | 23°C，for 30 days | ≤0.05 | [dB/km] | |
| Damp Heat Dependence Induced Attenuation | 85°C and 85% RH，for 30 days | ≤0.05 | [dB/km] | |
| Dry Heat Aging | 85℃ | ≤0.05 | [dB/km] | |
| Mechanical Specification | ||||
| Proof Test2 | -- | ≥9.0 | [N] | |
| -- | ≥1.0 | [%] | ||
| -- | ≥100 | [kpsi] | ||
| Macro-bend Induced Attenuation | 100 Turns Around a Mandrel of 30 mm Radius | 1625nm | ≤0.05 | [dB] |
| 100 Turns Around a Mandrel of 25 mm Radius | 1310nm and 1550nm | ≤0.05 | [dB] | |
| 1 Turn Around a Mandrel of 16 mm Radius | 1550nm | ≤0.05 | [dB] | |
| Coating Strip Force | typical average force | 1.5 | [N] | |
| peak force | 1.3-8.9 | [N] | ||
| Dynamic Fatigue Parameter(nd) | -- | ≥20 | -- | |
Applications
YOFC FullBand® Ultra low loss single-mode fibre, with trench-assisted profile.
YOFC FullBand® Ultra low loss single-mode fibre, with special material design, it also offers excellent hydrogen aging characteristics, which guarantees stability of fibre application.
Product standards
YOFC FullBand® Ultra low loss single-mode fibre is based on 9.1μm MFD that same as most standard single-mode fibre, benefit for it seamless compliant with existing network. It fully meets the demands for transmitting signal with high speed, high capacity and extended networking distances over one single fibre. YOFC FullBand® Ultra low loss fibre complies with ITU-T G.652.B and G.654.C.
