Device for double-sided exposure of printed circuit boards using masks

By providing position symbol circuit diagram exposure perfect printing circuit board device, comprising a fixing the horizontal plane head (10) and second supporting structure and chart circuit (12) support and probing circuit and supporting the optical correcting device, is vertical to the plane of more than one device and arranged to the is an outer support and circuit unit composed of a supporting the circuit keeps to the supporting structure fixed on wherein the plane device (26) at the position error according and 28), and substrate of the first support (12) is opposite to the upper circuit and second support isDevice for circuit with independently (20) and (22).