The QFBGLD-1550-150S from QPhotonics is a Laser Diode with Wavelength 1541.2 nm, Output Power 0 to 0.1478 W, Output Power (CW) 0 to 0.1478 W, Threshold Current 51 mA, Operating Current 0.512 to 0.563 A. More details for QFBGLD-1550-150S can be seen below.