orion offer its V.35 Fiber Optic Modem provides the user the capability to establish communication between two V.35 interfaces or between an E1/FE1 interface and a "n"x64 V.35 interface over an optical fiber link.

It establishes a secure, long range data fiber link between computers, routers, multiplexers and other V.35 or E1 data communication devices.

The primary application for the VCL-V.35 Fiber Optic Modem is to establish point-to-point fiber link at ranges longer than any copper modem can achieve. The clock options are Internal/External/Slave Clock - three clock mode option.
 

Technical Specifications

V.35 Interface