JILONG Tester FTTH Fibra Ottica con LED (Misuratore di Potenza OPM-22+SM Fibra Sorgente Luminosa)
OLS-22 Optical light source, it’s main characteristics are output power、wavelength and spectral width all with the small changed (stable) range. Detector type. Universal adaptor for FC/SC/ST. Network test, judge signal transmission.