Table1. Optical Character
Item Specification
Type G.657A/B&G.652D
Core Material Doped silica
Cladding
Material Silica
Diameter 125±1μm
Primary Inner layer Material UV curable acrylate
Coating Outer layer Material UV curable acrylate
Colored fiber diameter 242±10μm
Identification Color coating
Mode field concentricity error ≤0.8μm
Mode field diameter
9.2±0.4μm at 1310 nm(G.652D)
9.0±0.4μm at 1310 nm(G.657A)
8.9±0.4μm at 1310 nm(G.657B)
Cladding non-circularity ≤2.0%
Cut-off wavelength(λcc) ≤1260nm
Attenuation 0.4dB @ 1310nm
0.3dB @ 1550nm
Zero Dispersion Slope <0.092ps/km.nm2
Dispersion(1285~1340nm) -3.5 - 3.5ps/(nm.km
1,Sheath: LSZH
2,Fiber : G.652D/G.657A/G.657B
3,Strength Member:KFRP(φ0.6mm)
Introduction
This specification describes the construction and properties of FTTX Hard cable which is applied to
FTTX indoor use.
Optical fiber used in this cable is allowed small bending radius in comparison with conventional
optical fiber.
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