FOR SINGLE MODE: SM singlemode cable box adopts SCUPC to SCUPC single mode connector, suitable for single mode cable 1310/1550nm. Connector: SCUPC to SCUPC single mode. ELIMINATE DEAD ZONE: cable box is mainly used to make up for the blind spot of OTDR test, there is no welding head in the middle of the fiber, possess small size, light weight, easy to carry, very convenient.
