UC FMM

Photomasks; masks used for manufacturing Organic Light Emitting Diodes (OLED); masks used for depositing pixels of Organic Light Emitting Diodes (OLED); metal-masks used for depositing pixels of Organic Light Emitting Diodes(OLED); masks used for manufacturing displays; shadow mask which is a metal sheet located between organic vapor source and glass substrate during OLED evaporation process