FormLabs if you have the cash and don't care too much about the strength of your parts; their laser/light resin system is amazingly accurate. Otherwise, you're

FormLabs if you have the cash and don't care too much about the strength of your parts; their laser/light resin system is amazingly accurate. Otherwise, you're often best served by buying a cheap-ish commodity printer (the one from Monoprice is surprisingly pretty good) and repairing or replacing it (to the tune of 400-500 dollars for a replacement). Unless you need both strength and super high print quality, the cheap printers are getting to be plenty good enough these days.