Joe,

The sandtimers were supplied by the customer. Don't know where they came from. The surface was a dark mahogany color, but they lased with a "pine" color. I was surprised.

Running time for the image (CO2) was almost 2 min.

Running time for YAG = 10 sec. (if that).

David "The Stunt Engraver" Lavaneri
DGL Engraving
Port Hueneme, CA