How to measure bandwidth with an optical power meter

Power meter measurement in five steps: 1) Clean the meter port and the patch cord. 5) Read the value, and compare against the link budget. Skip. An optical power meter measures the photon energy in the form of current or voltage from an optical detector such as a semiconductor, a thermopile, or a pyroelectric detector. [pdf]

Optimization of Raman Fiber Amplifiers

The utilization of high-gain bandwidth in Fiber Raman Amplifiers (FRA) requires multiple pumps as well as a careful adjustment of their wavelengths and powers. Due to the large number of variable parameters, this is only feasible with the help of special optimization algorithms. The pumps strongly interact in the fiber. [pdf]