Hitachi Hidic EH-150 EH-OLNK Applications Manual page 36

Appendix Optical Cable
Cable section structure
Kind of a cable
Type A
Type B
Type C
Type D
Optical fiber core
Reinforcement fiber
External sheath (I)
Interposition string
1 Core x 1 1 Core x 2
A - 2
Section structure
Optical fiber core
Reinforcement fiber
External sheath
Optical fiber core
Reinforcement fiber
External sheath(I)
Cushion layer
External sheath (II)
Optical fiber core
Reinforcement fiber
External sheath (I)
Cushion layer
External sheath (II)
tension member
Cushion layer
weight volume
External sheath (II)
1 Core x 3 1 Core x 4