But then he went further by modified his galvo scanner to accept the RGB laser; requiring a custom circuit board and new software, both available on his site. The original is in Polish ...

The intricate details of tattoos inked more than 1200 years ago have been made visible by scanning South American mummies with lasers. The mummies, belonging to a pre-Hispanic people known as the ...

[Fjord Carver] brings together an RGB LED and CdS Photoresistor to make ... The LED comes into play by shining known wavelengths of light on the surface being measured. Three separate readings ...