This OPM series of the module is designed for network monitoring and laboratory test applications, featuring high accuracy, large dynamic range, and low cost. It can be used as inline passing through monitor with low insertion loss and totally passive without signal alternation up to 100GHz. It is compatible with Agiltron net-ready rack (carry service platform) that simultaneously controls multiple modules with 1U, 2U,4U, and 6U platform options. It can also be used as a laboratory optical power meters. For each module, up to 16 channel live power measurement can be displayed on a computer via an Ethernet connection. Multiple cards (large numbers of channels) can be displayed on one GUI. Custom configurations of hardware and software are available.