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Mode Field DiameterCladding DiameterCladding Non-CircularityCore-Cladding Concentricity Error
Fiber Parameters
No.
Items
Unit
Specification
G.657A1
1
Mode Field Diameter
1310nm
μm
9.0±0.4
1550nm
10.1±0.5
2
Cladding Diameter
124.8±0.7
3
Cladding Non-Circularity
%
≤0.7
4
Core-Cladding Concentricity Error
≤0.5
5
Coating Diameter
245±5
6
Coating Non-Circularity
≤6.0
7
Cladding-Coating Concentricity Error
≤12.0
8
Cable Cutoff Wavelength
nm
λcc≤1260
9
Attenuation(max.)
dB/km
≤0.37
≤0.24
10
Macro-Bending Loss
1turn×10mm radius @1550nm
dB
≤0.75
1turn×10mm radius @1625nm
≤1.5
Cable Parameters
Specifications
Fiber Count
Coating Fiber
Dimension
245μm±5μm
Color
Natural
Tight-buffer
850μm±50μm
Material
PVC
Brown、Black
Strength Member
Aramid Yarn
Inner Jacket
(1.95±0.05) mm×2
LSZH
Yellow
Outer Jacket
(6.7±0.2)mm×2
White
Mechanical and Environmental Characteristics
Unite
Tension(Long Term)
N
60
Tension(Short Term)
150
Crush(Long Term)
N/10cm
100
Crush(Short Term)
300
Min. Bend Radius(Dynamic)
mm
20H
Min. Bend Radius(Static)
10H
Installation Temperature
℃
-10~+50
Operating Temperature
-30~+65
Storage Temperature
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