Other CtP-Polyester Platesetters Mitsubishi Paper has many years of experience in the field of CtP. This enables it to match imagesetter and materials to perfection. Virtually any filmsetter or even special polyester platesetter can process Mitsubishi plate technology in a cost-effective production line. The Mitsubishi Silver Digiplate polyester plate is perfectly adapted to the requirements of such polyester platesetters. Silver Digiplate is available in a wide range of laser sensitivities and roll widths.