High-NA EUV

05 Lithography & Mask Technology

Notation High-NA EUV

Definition

High-NA EUV is extreme-ultraviolet lithography using a higher numerical-aperture projection optic, notably 0.55 NA systems, to improve imaging resolution beyond 0.33 NA EUV tools.

Application

High-NA EUV is intended for patterning smaller semiconductor features and reducing patterning complexity at advanced logic and memory nodes as the technology enters manufacturing readiness.

Related search terms

0.55 NA EUV

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Related concepts

Evidence and further reading

  • Evidence from asml.comhttps://www.asml.com/products/euv-lithography-systems/twinscan-exe-5000
  • Evidence from asml.comhttps://www.asml.com/en/news/press-releases/2026/intel-foundry-and-asml-collaborate-to-accelerate-industry-readiness-for-high-na-euv