The Wilcom FTTP-LTS-1 test set is designed to measure optical loss and power levels in passive optical networks (PONs) based on recommendations from ITU-T (G.983.3) fiber-to-the-home (FTTH), and fiber-to-the-premise (FTTP) networks. The kit includes an FM1318 Optical Power Meter, FS1318 triple wavelength Optical Laser Source at 1310/1490/1550nm, reference cable, SC adapter(s) and manuals.