The EDFL-Nano-1550-1.5-3-375mW-FCA from Nuphoton Technologies is an Erbium-Doped Nanosecond Fiber Laser Module that operates at a wavelength of 1550 nm. It delivers an output power of 375 mW and has an energy per pulse of 3 μJ. This laser has a pulse repetition rate from 125 kHz-1 MHz and a pulse width of 1.5 ns. It requires a DC supply of 5 V and supports RS-232 and TTL interfaces. This microprocessor-controlled laser is available in a module that measures 90 x 70 x 15 mm with SAMTEC SMM-115-02-SD and Female 30-PIN electrical interface connectors.