OWL ZOOM 2 Optical Power Meter is a high resolution, high accuracy microprocessor controlled optical power meter that measures 850, 1300, 1310, and 1550nm. Features a wide 65db dynamic range as well as a 2-key keypad with lcd display that is easy to read. The OWL ZOOM 2 Optical Power Meter is offered with a 2.5mm universal fiber connector for connection to ST, SC, and FC connectors.