Hackaday4 年
Human-Powered Laser Gun Makes Battery-Free Target Practice
The first is the guns themselves, and the star of the show is his 3D printed cowboy rifle design. The rifle paints the target with a momentary red laser dot when the trigger is pressed ...
Hackaday4 年
cowboy rifle
The first is the guns themselves, and the star of the show is his 3D printed cowboy rifle design. The rifle paints the target with a momentary red laser dot when the trigger is pressed ...