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Table 17: 10GBASE-LRM channel insertion loss and range
Fiber type (core diameter and OFL
62.5 μm (FDDI grade)
• 160 MHz-km at 850 nm
• 500 MHz-km at 1300 nm
62.5 μm (ISO/IEC OM1)
• 200 MHz-km at 850 nm
• 500 MHz-km at 1300 nm
50 μm (ISO/IEC OM2)
• 500 MHz-km at 850 nm
• 500 MHz-km at 1300 nm
50 μm
• 400 MHz-km at 850 nm
• 400 MHz-km at 1300 nm
50 μm (ISO/IEC OM3)
• 1500 MHz-km at 850 nm (includes laser
launch bandwidth)
• 500 MHz-km at 1300 nm (includes laser
launch bandwidth)
In the table, FDDI denotes Fiber Distributed Data Interface, ISO denotes International
Standards Organization, IEC denotes International Electrotechnical Commission, and OFL
denotes Over Filled Launch.
The following table uses the 802.3aq standard and specifies the measurement conditions for
each fiber type.
Table 18: Launch conditions for each fiber type
Parameter
Optical launch for OM1 and
FDDI-grade fiber
Optical launch for OM2 and
50 μm 400/400 fiber
56
Installation — SFP Hardware Components
bandwidth)
Minimum encircled flux
• 30% within 5 μm radius
• 81% within 11 μm radius
• 30% within 5 μm radius
• 81% within 11 μm radius
Comments? infodev@avaya.com
Range
Up to 220 m
Up to 220 m
Up to 220 m
Up to 100 m
Up to 220 m
Uses 62.5 μmmode
conditioning patch cord
Uses 50 μmmode
conditioning patch cord
Maximum
channel insertion
loss
1.9 dB
1.9 dB
1.9 dB
1.7 dB
1.9 dB
Notes
December 2012
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