Nichia NDB7875 is a blue laser diodes with wavelength from 435nm to 455nm. You can check the datasheet here .
NDB7875 diode has 2 pins ( one for + , the other for -)as following picture:
The NDB7875 diode on Amazon is Currently unavailable, because Nichia company don’t allow the resellers sell the Nichia laser diodes company everywhere, the Nichia laser resellers can only sell them in certain areas. However the NDB7875 diode in module type is available on Amazon here.
Here are some sellers for NDB7875 Nichia.
If you’re European Users , check the following:
odicforce Nichia 1.6W+ 450nm Blue Laser Diode (9mm) NDB7775 NDB7875 (new with tinned pins) . However they’re use the datasheet NDB7775 for this one.
OEM DIODE NDB7875 NICHIA – 1.6W – 445-450NM from Laserworld (Switzerland) AG.
For USA or other users:
NDB7875 diode in module on eBay.
barnettunlimited NDB7875 ~ 445nm ~ Blue Laser Diode ~ 9mm – T0-5 .
BeamQ 1.6-2W 445nm/450nm/447nm laser diode NDB7875-E 9mm