Installincluding fiber guide mechanism, more convenient to wear fiber. The package contains installation instructions. ^^ ParameterCeramic core, Insertion
Loss: <0.15dB, Return Loss: > 50dB. High repeatability, insertion and extraction>10 times. ^^ MaterialMade of high performance materials, more durabler, resistant to high temperature and falling. ^^ PurposeSuitable for 0.25 mm bare fiber or 0.9 mm pigtail.