1. Cladding Diameter

μm

125±0.7

2. Core/cladding Concentricity Error (ECC)

μm

≤0.6

3. Cladding Non-circularity

%

≤1.0

4. Coating Diameter

μm

245±10

5. Coating/cladding Concentricity Error (OCE)

μm

≤12

6. Attenuation at 1310nm

dB/km

≤0.35

7. Attenuation at 1550nm

dB/km

≤0.21

8. Mode Field Diameter at 1310nm (1310nm MFD)

μm

9.2±0.4

9. Cut-off Wavelength (λcc)

nm

≤1260

10. Zero Dispersion Wavelength (λ0)

nm

1300~1324

Tensile performance

IEC 60794-1-21-E1

Load: short-term tension
- Mandrel dia.: ≥30D
Length of cable: ≥ 50m
Maintained time: 1h
Loss change ≤ 0.05dB@1550nm after test
no fiber breakage and no sheath damage.

Crush

IEC 60794-1-21-E3

- Load: 800N
Sample size: 100mm
Maintained time: 1min
Loss change ≤ 0.05dB@1550nm after test
no fiber breakage and no sheath damage.

Impact

IEC 60794-1-21-E4

Radius of impacted surface: 12.5mm
Points of impact: 5
Times of per point: 1
Impact energy: 4.5N·m
Loss change ≤ 0.05dB@1550nm after test
no fiber breakage and no sheath damage.

Repeated Bending

IEC 60794-1-21-E6

Bending radius: 30 x OD
No. of cycle: 100
- Bending angle: ±90°
Load: 150N
Loss change ≤ 0.05dB@1550nm after test
no fiber breakage and no sheath damage.

Torsion

IEC 60794-1-21-E7

Length: 1m
Twist angle: ±90°
No. of cycle: 10
Load: 250N
Loss change ≤ 0.05dB@1550nm after test
no fiber breakage and no sheath damage.

Temperature cycling

IEC 60794-1-22-F1

Temperature: -40℃~+60℃
Time of each step: 12h
Number of cycle: 2
Loss change ≤ 0.05dB/km@1550nm.
no fiber breakage and no sheath damage.

Water penetration

IEC 60794-1-22-F5B

Water height: 1m
Length: 3m
- Time: 24h
no water leakage.