The laser diodes with 435nm wavelength are blue laser diodes.
rpmclasers RWLP-435M Single Emitter Multimode MM Fiber .
Sharp GH04C05W9G 435nm 5W TO-5 9mm Multi-mode Blue Laser Diode, diamension 9.0mm TO-CAN Package. Sharp laser is made by Sharp company .
Wavelength (Peak):Po=5000 mW 435nm
Output: 5000 mW
Threshold current:350mA
Operating current:Po=5000 mW 3100 mA
Operating voltage:Po=5000 mW 4.5V