Assertion: fiber optic cable's fiber | /r/HasProperty | glass
Facets:
value: usually
type: DEGREE
Source sentences:
text: There are two main types of material used for optical fibers: glass and plastic.
text: A fiber optic cable defined in IEEE 802.8 is cable that contains optical fibers (usually glass) coated in plastic that are used to send data by pulses of light.
text: A cable which is used to transmit the data through fibers (threads) or plastic (glass) is known as optical fiber cable.
text: If the fibers are glass, they are usually very small diameter and many are bundled together in one jacketed cable to provide enough light transmission.