This is because it is the optics that dominates the total cost of a network system.
Multimode and single mode fiber difference.
Single mode fiber has a core that measures around 5um while the multimode fiber core measures 50um or more.
Single mode fiber cable systems are usually more expensive even though the actual cost of single mode fiber cable is cheaper than that of multimode fiber cable in the market.
There are two basic types of optical fibers single mode and multimode.
Their views mainly focus on the optical transceiver cost system cost and installation cost.
Because multimode fiber is thicker it can accommodate more signals for.
The equipment used for communications over multi mode optical fiber is less expensive than that for single mode optical fiber.
Single mode vs multimode fiber cost single mode vs multimode fiber cost is a hot topic in some forums.
Single mode fiber optic cable.
Single mode fiber optic cable has a small diametral core that allows only one mode of light to propagate.
Because of this the number of light reflections created as the light passes through the core decreases lowering attenuation and creating the ability for the signal to travel further.
This page on single mode vs multimode fiber describes difference between single mode and multi mode fiber systems the other difference between terms are also provided.
Typical transmission speed and distance limits are 100 mbit s for distances up to 2 km 1 gbit s up to 1000 m and 10 gbit s up to 550 m because of its high capacity and reliability multi mode optical fiber generally is used for backbone applications.