This all-in-one optical power meter features a high-brightness LED light source and is designed for fibre optic testing and measurement. Optical power meters, also referred to as peak meters, are used in the installation, maintenance, and testing of fiber optic networks, whether single-mode. 500 Dice Storage: This optical power meter can store 500 sets of data inside and supports viewing at any time for easy comparison of test results. 5mm universal interface, plug-and-play without needing an adapter, and supports three common fiber optic interfaces: SC, FC, and ST. Absolute and referenced power measurements ensure fast and accurate loss budget and insertion loss measurements. It includes a self-calibration function for.