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Fine Metal Masks for OLED Displays

Fine Metal Masks that used for depositting RGB and electrode on low molecular organic EL displays.
OLED display extends adoption in a variety of applications such as smart phones, and market demand for high definition and large-sized has been progress.
By fully utilizing its advanced etching technologies that have long been, Toppan is actively developing the metal masks while foreseeing such market trends.

【Slot type】

【Slit type】

Fine Metal Masks for OLED Displays

Deposition process of low-molecular organic EL displays

【Example of Tapered shape】

Specification Outline

Specification Outline



Pitch Precision

±0.005mm / Thickness, 0.030mm(t); at 470 x 700mm area

Aperture Precision

±0.003mm / Thickness, 0.030mm(t)

Minimum Aperture

0.030mm / Thickness, 0.030mm(t)
0.050mm / Thickness, 0.050mm(t)


Etched metal sheet mounted with tension on the metal frame.

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