耐彎曲最佳化單模GGP光纖（GGPR7 High Bending Strength Fiber）
in
* U.S. 3M IPC
Product Name: GGPR7
FEATURES
♦ Based on 3M Licensed High Strength GGP fiber technology, an additional
♦ Based on 3M Licensed High Strength GGP fiber technology, an additional
five micron permanent protective coating on the glass cladding makes it the
most robust fiber in the telecommunication industry
♦ Macrobending loss performance compliant to ITU-T G.657 Class B single
♦ Macrobending loss performance compliant to ITU-T G.657 Class B single
mode fiber
♦ Small bending fatigue lifetime is several hundred times longer than all
♦ Small bending fatigue lifetime is several hundred times longer than all
standard single mode fiber
APPLICATIONS
♦ FTTH installation, Indoor cable, Drop/Distribution cable, can be used with
♦ FTTH installation, Indoor cable, Drop/Distribution cable, can be used with
mechanical splicer
♦ Low bending loss patch cords with SC, FC, LC type connectors
♦ Low bending loss patch cords with SC, FC, LC type connectors
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OPTICAL CHARACTERISTICS
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Characteristics
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Conditions
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Specified Values
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Unit
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Attenuation Coefficient
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1310 nm
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≦ 0.4
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〔dB/km〕
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1385 nm
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≦ 0.4
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〔dB/km〕
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1550 nm
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≦ 0.23
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〔dB/km〕
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1625 nm
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≦ 0.25
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〔dB/km〕
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Mode Field Diameter
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1310 nm
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7.0 ± 0.4
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〔µm〕
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1550 nm
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8.0 ± 0.5
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〔µm〕
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Fiber Cut-Off Wavelength
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＜ 1330
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〔nm〕
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Cable Fiber Cut-Off Wavelength
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≦ 1260
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〔nm〕
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Zero Dispersion Wavelength
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1320～1370
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〔nm〕
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Zero Dispersion Slope
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≦ 0.092
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〔ps/(nm2·km)〕
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Dispersion Coefficient
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1285 – 1330 nm
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≦ 3.1
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〔ps/(nm·km)〕
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1550 nm
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≦ 18
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〔ps/(nm·km)〕
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BACKSCATTER CHARACTERISTICS
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Attenuation Directional Uniformity
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≦ 0.03
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〔dB/km〕
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Attenuation Uniformity
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≦ 0.05
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〔dB〕
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Group Index of Refraction
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1310 nm
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1.47
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1550 nm
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1.47
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PHYSICAL CHARACTERISTICS
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Glass Cladding Diameter
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115 ± 1
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〔µm〕
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P-coat Diameter
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125 ± 1
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〔µm〕
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P-coat Non-Circularity
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≦ 1.0
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〔%〕
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Core/P-coat Concentricity Error
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≦ 0.8
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〔µm〕
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Acrylate Coating Diameter
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245 ± 10
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〔µm〕
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Coating Concentricity Error
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≦ 6
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〔µm〕
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Fiber curl
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≧ 2
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〔m〕
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Proof Test (Screen level)
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0.69 (1.0)
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〔GPa〕〔%〕
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Macrobending loss at 1550 nm /
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≦ 0.5/1.0
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〔dB〕
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| 1625nm( 1 turn, 5 mm radius) | |||
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(1 turns around a mandrel of 7.5 mm radius)
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≦ 0.05/0.1
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〔dB〕
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Acrylate Coating Strip Force, Average / Peak
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≧ 105 / 140
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〔g〕
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Dynamic fatigue
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(23°C , 41%R.H)
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Nd > 30
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Length (Typical)
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1.0～25.2
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〔Km〕
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ENVIRONMENTAL CHARACTERISTICS
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Temperature Dependence at 1310 nm and 1550 nm
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≦ 0.05
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〔dB/km〕
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Induced Attenuation – 40°C to +85°C
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Damp Heat Dependence at 1310 nm and 1550 nm
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≦ 0.05
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〔dB/km〕
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Induced Attenuation at 85°C, 85%R.H., 30 days
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