Sumitomo 200 µm B6.a1 SM Fiber (G.657.A1)

Short Description:

Product Detail

Product Tags

Attenuation

Wavelength(nm)

Attenuation (dB/km)

@1310 nm

≤0.35  

@1383 nm

≤0.33

@1383 nm (after H2 aging )

D≤0.01  

@1550 nm  

≤0.21

@1625 nm  

≤0.23 

Product Production

Production pictures (4)
Production pictures (1)
Production pictures (3)

Attenuation vs. Wavelength

maximum attenuation change over the window from reference

Wavelength range(nm)

Reference ƛ(nm)

 dB/km

1285-1330

1310

≤0.03

1525-1575

1550

≤0.02

Product Packaging

Product packaging
Product packaging (2)
Product packaging (1)

Point discontinuities

Point discontinuity is not more than 0.02dB at 1310nm or 1550nm.

Attenuation uniformity

If fiber Length ≥2.15km ,the difference value of segment attenuation and average attenuation is not more  than 0.03dB/km。

Size and Optical Parameter

Item

Specification

MFD(1310nm) mm

8.60± 0.40  

MFD(1550nm) mm

9.80± 0.50  

Cladding diameter mm 

125.0 ± 0.7

Cladding no-circular %

≤1.0

Cladding to core concentricity error mm  

≤0.5

Secondary coating diameter mm  

180~210

Secondary coating to cladding concentricity error mm

≤10.0

Cut-off wavelength

2m fiber Cut-off wavelengthλc nm

1150≤λc≤1330

22m cable Cut-off wavelengthλcc Max nm

1260

Macro bending loss

Mandrel diameter(mm)

Number

 of turns

Wavelength

(nm)

Induced attenuation(dB)

30

10

1550

≤0.25

1625

≤1.0

20

1

1550

≤0.75

1625

≤1.5

Chromatic dispersion

Zero dispersion wavelength l0      nm        1300~1324
Slope S0      ps/(nm2.km)          0.073~0.092
At 1288~1339nm, D(l)  ps/(nm.km)        ≤3.5
At 1271~1360nm, D(l)  ps/(nm.km) ≤5.3
At 1550nm , D(l)      ps/(nm.km)        13.3~18.6
At 1625nm , D(l)      ps/(nm.km)        17.2~23.7
PMD  coefficient      ps/km1/2         ≤0.2(fiber value)
≤0.1 (Link value)

Mechanical specification

Item

Specification

Proof  test strain≥2.0%(proof  stress 19.6N)
Coating strip force N Peak     1.0≤F≤8.9

Average  1.0≤F≤5.0

Dynamic fatigue  Nd   ≥20
Tensile strength (median) for  0.5m specimen length  (Gpa) weibull Probability 50% ≥3.8
weibull Probability 15% ≥3.14
Fiber curl  R (m)  ≥4

Environmental specification

Environmental test condition

Induced attenuation (dB/km)

1550nm

1625nm

Temperature dependence

-600C to 850C

≤0.05

≤0.05

Heat & humidity  aging

 85±20C,RH>85%,30days

≤0.05

≤0.05

Water immersion 23+/-20C,30days

≤0.05

≤0.05

Heat aging 85+/-20C,30days

≤0.05

≤0.05

Effective group index

1310nm    1.4660  

 1550nm    1.4670

Fiber Length and package

• Delivery length 2.15~50.8km, Standard length 12.65km、24.45km 、 25.25km. 48.85km and 50.45km. Inside end length³5m.

• Package spool size

Flange diameter  235mm/265mm

Width          108mm/170.5mm

Spindle hole     25.4mm/25.4mm


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