I have not seen this question and am hoping that someone might be able to provide an answer. A client wants me to laser a sign made of wood (California redwood). He has had signs in the past made using a router and has not been pleased. However he does like the "deep" grooves that the routers make. In the past I have made deep laser cuts using a series of passes. Unfortunately in some casesby philr - Laser Cutter Working Group