EXFO FPM-300 PON Power Meter FPM-302 with FC and SC Adapters 1310/1490/1550 nmEXFO Power Meter FPM 300 PON FPM 302 with FC and SC Adapters 1310 1490 1550 nm Condition: Used In good working condition. Supplied as pictured with an SC and FC adapter. Refer to image 2 for specs. From the manufacturer: EXFOs FPM 300 allows for the testing of passive optical networks (PONs) at 1310 nm, 1490 nm and 1550 nm, the three wavelengths recommended by the ITU T (G. 983. 3) for PONs.