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<br />e <br /> <br />e <br /> <br />0.1.3 Environmental Specifica.tions <br /> <br />Temperature cycling performance: 600C to +850C <br />Attenuation increase ~ 0.05 dBIKm at 1310 om and 1550 run. <br /> <br />Typical Characterization Values <br />Numerical Aperture: <br />Nominal Zero Dispersion <br />Wavelength: <br />Nominal Zero Dispersion Slope: <br />Effective Group Index: <br /> <br />0.12 <br /> <br />1310 om <br />0.086ps/om2 · Km <br />1.4640 at 1310' om <br />1.4645 at 1550 om <br />76.7dBmat BlOom <br />81.7dBm at 1550 om <br />Typical Core Diameter: 8.8 <br />Dynamic Tensile Strength (0.5 m gauge length) <br />*Aged: median ~ 750 kpsi (5.26GN/m2) <br />Dynamic Fatigue, 2 Point Bend: Nd = 22 <br />Static Fatigue: Ns ~ 35 aged 850C, 85% RH <br />Max Dispersion: <br />1285 - 1330 run <br />1550 run <br /> <br />Backscaimer Coefficient: <br /> <br />~ 2.8 ps/run · Km <br />~ 18 ps/om. Km <br /> <br />*Aged 30 days at 850C (1850F) and 85% relative humidity. <br /> <br />0.1.4 Mechanical Specifications <br /> <br />Proof Test <br />The entire length of fiber is subjected to a tensile proof stress greater than roo kpsi (0.69 <br />GN/m2): I % strain equivalent. <br />Dynamic Tensile Strength (0.5 meter gauge length) <br />Unaged: median ~ 550 kpsi (3.8 GN/m2) <br />Aged*: median ~ 440 kpsi (3.0 GN/m2) <br />Dynamic Fatigue, Tensile: Nd ~ 20 un aged and aged* <br />Static Fatigue: Ns ~ 20 aged at 850C, 85% RH <br />Coating Strip Force: 2.0 Ibf(8.9N) max. 0.3 Ibf(1.3N) min. <br />· 230C (730 F), 0 C (320F) and 450C (1130F) <br />· Aged* <br />· 14 days water immersion at 230C (740F) <br />· wasp spray exposure (BeIlcore) <br />*Aged 30 days at 850C (1850F) and 85~;' relative humidity. <br /> <br />',8M Global Services &: l:1 Porte ISO <br /> <br />peA O' September 30,1998 <br /> <br />Page 30 of 32 <br />