HP J9827A Installation Manual page 28

Table 4 Cabling Specifications (continued)
and ISO/IEC 793-2 Type A1b or A1a standards
1
respectively.
9/125 μm (core/cladding) diameter, low metal
content fiber-optic cables, complying with the
Single mode fiber
ITU-T G.652 and ISO/IEC 793-2 Type B1
standards.
1
A mode conditioning patch cord may be needed for some Gigabit-LX and 10-Gigabit LRM installations.
28 Specifications