The EP1950-DM-B from Eblana Photonics is a Laser Diode with Wavelength 1908 nm, 1950 nm, 1970 nm, Output Power 1 to 2 mW, Output Power 1 to 2 mW, Threshold Current 20 to 40 mA, Operating Current 120 mA. More details for EP1950-DM-B can be seen below.