G.657A2

1

Mode Field Diameter

1310nm

μm

9.2±0.4

1550nm

μm

10.4±0.5

2

Cladding Diameter

μm

125±0.7

3

Cladding Non-Circularity

%

≤0.7

4

Core-Cladding Concentricity Error

μm

≤0.5

5

Coating Diameter

μm

245±5

6

Coating Non-Circularity

%

≤6.0

7

Cladding-Coating Concentricity Error

μm

≤12.0

8

Cable Cutoff Wavelength

nm

λ_cc≤1260

9

Attenuation(max.)

1310nm

dB/km

≤0.35

1550nm

dB/km

≤0.25

  Fiber Count

2

 Tight Buffer Fiber

 Dimension

0.87±0.03mm

  Material

LSZH

 Fiber Color

Blue、 Orange

 Outer Jacket

  Dimension

5.0±0.2mm

  Material

FR-LSZH

 Thickness

1.0±0.05mm

  Col

Black

Strength Member

 Strengthen  component

Aramid Yarn

  Tensile Strength（Long Term）

N

300

  Tensile Strength（Short Term）

N

600

  Crush（Long Term）

N/250px

100

   Crush（Short Term）

N/250px

500

  Min. Bend Radius（Dynamic）

mm

20D

 Min. Bend Radius（Static）

mm

10D

  Installation Temperature

℃

-20～+60

 Operating Temperature

℃

-20～+60

 Storage Temperature

℃

-20～+60

Characteristics

UPC

APC

UPC

PC

Insertion loss(dB)

≤0.2dB

≤0.2dB

≤0.3dB

0.3dB

Return loss (dB)

≥50dB

≥60dB

≥50dB

≥35dB

Attenuation(Maximum)

0.4dB@1310nm

0.3dB@1550nm

0.4dB@1310nm

0.3dB@1550nm

3.0dB@850nm

1.2dB@1300nm

3.0dB@850nm

1.2dB@1300nm

Attenuation(dB)

 SM:1310 nm≤0.35dB/km;1550 nm≤0.25dB/km

    MM:850 nm≤3.0dB/km;  1300 nm≤1.0dB/km

Durability(dB)

≥1000/Matings

Operating Temperature(dB)

-40℃~ +70℃

Bending Radius

                Dynamic 30D          Static 10D