The LI635-2.5-3(8x26)-F100 from Picotronic is a Laser with Wavelength 635 nm, Power 2.5 mW, Output Power (CW) 2.5 mW, Operating Temperature -20 to 50 Degree C, Storage Temperature -40 to 80 Degree C. More details for LI635-2.5-3(8x26)-F100 can be seen below.