One of the things that I preach to those that run laser machines is that dirt is your enemy. A dirty machine is susceptible to many issues. These can include a clogged drive which can create slippage in the pulley and cause jagged letters, reduced power due to dirty mirrors or lens, or a dirty rail which can impede bearing life. Laser machines use very high end parts. For example the lens and mirror systems are of very good quality – quality of high end camera optics. Dirt on these parts can greatly reduce the quality and speed of your output on your laser. And because these parts are high quality they are expensive to replace.
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