The ImpoProof digital imposition system is unique in its ability to use two devices simultaneously to increase and automate productivity. It is also the only solution offering an optical auto-registration system for best in class accuracy. ImpoProof is Hyphen’s method of building double sided imposition proofing printers. The 7200 & 8400 series are based upon Canon’s Prograf 7200 (36 inch wide) and 8400 (44 inch wide) Inkjet printers.