Fiber style

Unit

SM G652D

MM 50/125

MM 62.5/125

MM OM3-300

Condition

nm

1310/1550

850/1300

850/1300

850/1300

Attenuation

dB/km

0.36/0.23

3.0/1.0

3.0/1.0

3.0/1.0

Dispersion

1550nm

Ps (nm ·km)

≤18

-----

-----

Dispersion

1625nm

Ps (nm ·km)

≤22

-----

-----

Bandwidth

850nm

MHZ ·.km

-----

≥400

≥160

Bandwidth

1300nm

MHZ. ·km

-----

≥800

≥500

Zero dispersion wavelength

nm

≥1302 ,≤1322

------

------

≥1295 ,≤1320

Zero dispersion slope

nm

≤0.091

------

------

≤0.11

PMD Maximum Individual Fibre

um

≤0.2

------

------

------

PMD Design Link Value

Ps/(nm²*km)

≤0.08

------

------

------

Fibre cutoff wavelength λc

nm

≥1180 ,≤1330

------

------

------

Cable cutoff wavelengthλcc

nm

≤1260

-------

-------

-------

Mode field diameter(MFD)

1310nm

um

9.2±0.4

------

-------

-------

1550nm

um

10.4±0.8

------

-------

-------

Numerical Aperture(NA)

-----

0.200±0.015

0.275±0.015

0.200±0.015

Step(mean of bidirectional measurement)

dB

≤0.05

≤0. 10

≤0. 10

≤0. 10

Irregularities over fibre length and point discontinuity

dB

≤0.05

≤0. 10

≤0. 10

≤0. 10

Difference backscatter coefficient

dB/km

≤0.03

≤0. 08

≤0. 10

≤0. 08

Attenuation uniformity

dB/km

≤0.01

-----

------

-----

Core diameter

um

-----

50±1.0

62.5±2.5

50±1.0

Cladding diameter

um

125.0±0.1

125.0±0.1

125.0±0.1

125.0±0.1

Cladding non-circularity

%

≤1.0

≤1.0

≤1.0

≤1.0

Coating diameter

um

242±7

242±7

242±7

242±7

Coating/cladding concentricity error

um

≤12.0

≤12.0

≤12.0

≤12.0

Coating non-circularity

%

≤6.0

≤6.0

≤6.0

≤6.0

Core/cladding concentricity error

um

≤0.6

≤1.5

≤1.5

≤1.5

Curl(radius)

um

≤4

-----

-----

-----

Fiber Count

2-144

Max. Tension (N)

Short-term

3000

Max. Tension (N)

Long-term

1000

Max. Crushing Resistance (N/100mm²)

1000

                         Temperature range(℃)

-40℃-- +70℃

Min. Bending Radius(mm)

Install

20D

Min. Bending Radius(mm)

Static

10D