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Optical properties

1  G.652 Single mode optical cable

Item

Specification

Attenuation

@1310nm

< 0.36 dB/Km

@1550nm

< 0.25 dB/Km

Attenuation Uniformity @1550nm

< 0.1 dB

Dispersion

@1310 nm

< 3.09 ps/km-nm

@1550 nm

< 18.21 ps/km-nm

Zero dispersion Wavelength (So)

1300 ~ 1322 nm

Slope @ So

< 0.093 ps/km-nm2

Cabled cut-off wavelength @1310nm

< 1270 nm

Mode Field Diameter @1310nm

9.2 ¡Ó 0.5 mm

2. G.655 Non-zero dispersion shifted single mode optical cable

Item

Specification

Attenuation

@1550nm

< 0.25 dB/Km

@1525 ~ 1625nm

Loss @1550 ¡Ó 0.05 dB/Km

Attenuation Uniformity @1550nm

< 0.1 dB

Bending Loss

@1550nm  
@1625nm

< 0.5 dB  
(Under 32mm mandrel one turn)

Dispersion

@1530 ~ 1565nm

2.0 < D < 10.0 ps/km-nm

@1565 ~ 1625nm

4.0 < D < 14.0 ps/km-nm

Slope @1525 ~ 1625nm

< 0.090 ps/km-nm2

Polarization Mode Dispersion @1550nm

< 0.2 ps/km1/2

Cabled cut-off wavelength

< 1480 nm

Mode Field Diameter @1550nm

(8.5 ~ 9.5) mm ¡Ó 10%

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