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What should be prepared before using the engraving machine?

The key preparatory tasks include turning on the smoke-blowing and fume extraction machinery and cleaning the reflecting lens and focal length lens. Here are some points to assist beginner laser en...

How to be safe when using a laser engraving machine?

As a user, to make the laser engraving machine play its role better, we should pay attention to the following points during we use it, so, what should be done to ensure our safety when using a lase...