Tony Davies shows how he made a simple helm dashboard switch panel using 10mm black polycarbonatePerspex is one of many brand names for acrylic ‘glass’ and has now become the generic name for all types of clear plastic sheet. I’m making a fairly simple Perspex switch panel, but the techniques used are equally applicable to anything made from acrylic or polycarbonate. Drilling, tapping and cutting slots in the Perspex switch panelNext, I drilled four blind fixing holes for securing the panel into place. After marking the positions of the holes on the rear of the Perspex switch panel, carefully drill to the required depth. Want to read more articles like Making a Perspex switch panel?