The OD-663-850 from Opto Diode Corporation is a GaAlAs Infrared LED that operates at a wavelength of 850 nm. It delivers an optical output power of 425 mW and has a spectral bandwidth of 40 nm. This LED has a half intensity beam angle of 120 deg and rise & fall time of 100 ns. It has a forward voltage of 4.8 V and reverse breakdown voltage of 30 V. This LED is available in a standard 2-lead TO-66 electrically isolated package that measures 1.25 in x 0.7 in x 0.06 in and is ideal for night vision illumination applications.