High-accuracy organic light-emitting device (OLED) component preparation device and method
The invention relates to a high-accuracy organic light-emitting device (OLED) component preparation device and method. The device comprises an evaporation source array, a substrate, a transmission device and a mask plate, and the mask plate is matched with the evaporation source array. A plurality o...
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Format: | Patent |
Sprache: | chi ; eng |
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