G.657.A2 Bending Insensitive Single-mode Optical Fiber

Parameter

mamiriro

Units

value

Optical

Attenuation

1310 nm

dB/km

≤ 0.350

1383 nm

dB/km

≤ 0.350

1550 nm

dB/km

≤ 0.210

1625 nm

dB/km

≤ 0.230

Attenuation vs. Wavelength

1310 nm VS. 1285- 1330 nm

dB/km

≤ 0.05

1550 nm VS. 1525- 1575 nm

dB/km

≤ 0.04

Zero Dispersion Wavelength

-

nm

1300-1324

Zero Dispersion Slope

ps/(nm2 ·km)

0.073-0.092

Kupararira

1550nm

ps/(nm ·km)

13.3- 18.6

1625nm

ps/(nm ·km)

17.2-23.7

Polarization Mode Dispersion

(PMD)

-

ps/√km

≤ 0.2

Kucheka-kure Wavelength λcc

-

nm

≤ 1260

Mode Field Diameter (MFD)

1310 nm

μm

8.6±0.4

1550 nm

μm

9.6±0.5

Attenuation Discontinuity

1310 nm

dB

≤ 0.03

1550 nm

dB

≤ 0.03

Geometrical

Cladding Diameter

μm

125±0.7

Cladding Non-Circularity

%

≤ 0.8

Core/Cladding Concentricity Error

μm

≤ 0.5

Coating Diameter (isina ruvara)

μm

242±7 (yakajairwa)

μm

200±10 (kusarudza)

Coating/Cladding Concentricity Error

μm

≤ 12

Curl

m

≥ 4

Zvakatipoteredza (1550nm, 1625nm)

Temperature Cycling

-60 ℃ kusvika +85 ℃

dB/km

≤ 0.05

High Temperature & High

Humidity

85 ℃, 85% RH, 30days

dB/km

≤ 0.05

Kunyudzwa mumvura

23 ℃, 30 mazuva

dB/km

≤ 0.05

High Temperature Kuchembera

85 ℃, 30 mazuva

dB/km

≤ 0.05

Mechanical

Proof Stress

-

GPa

0.69

Coating Strip Force *

Peak

N

1.3 - 8.9

Avhareji

N

1.0-5.0

Tensile Simba

Fk=50%

GPa

≥ 4.00

Fk= 15%

GPa

≥ 3.20

Dynamic Fatigue (Nd)

-

-

≥ 20

Macrobending Loss

Ø30 mamirimita×10 t

1550 nm

dB

≤ 0.03

1625 nm

dB

≤ 0.1

Ø20 mamirimita×1 h

1550 nm

dB

≤ 0.1

1625 nm

dB

≤ 0.2

Ø15 mamirimita×1 t

1550 nm

dB

≤ 0.4

1625 nm

dB

≤ 0.8

* Iyo peak peel simba rejasi ndeye 0.6-8.9N, uye avhareji kukosha ndeye 0.6-5.0N kana dhayamita yekupfekedza iri 200±10.