Today we're (micro)-machining glass with a fiber laser. Using a copper sulfate solution, we can etch glass with a pulsed ...

Enter this guide by [Mithuna] from Looking Glass Universe, where she circles ... Using common materials (laser pointers, polarizing filters, and calcite), anyone can reproduce this experiment ...

The range of materials suitable for even the cheapest laser cutter is part of what makes them such versatile and desirable ...