Laser holder

Laser holder for Prusa I3 (and maybe more 3d printers). Fits on the X-carrier. The laser is for engraving.

Laser 450 mW. Blue Violet. 200-250 mW is a bit to light to engrave.
Reverse power protection, anti-static protection, short circuit protection
Supply current does not vary with the voltage ranging from 3.2V to 5.0V
Output optical power is stable,suitable for industrial equipment usage

The heatsink is:
SKU178673
12mm Laser Module Heat Sink Holder Mount

The Goggles:
SKU178705
Blue-violet Laser Safety Glasses Laser Protective Goggles Eyewear