... loss RL > 45db Max tensile > 100N Features:1, Excellent and durable optical property 2, High success rate, easy operation, short operation time3 ... request --be used for FTTH, detection of optical cable, overhaul of periodic line, and also can be used in the lab4, ... all kinds of environment at user side, pulling the optical cable, and stress environment will make the fiber core come into displacement ...