There is a fundamental divide in the inkjet printer industry, piezoelectric printers such as Epson (Mutoh/Roland/Mimaki), vs Canon/HP/Lexmark using bubblejet technology.An inkjet printer has an ink reservoir that connects to a firing chamber that is attached to a nozzle - where the ink droplet emerges. The difference between the two technologies lies in the firing chamber.Piezoelectric crystals are pretty amazing things, when you put an electric charge across them they change shape and they can ...