[itishappy]

My money's on some of the optics.

https://www.zeiss.com/semiconductor-manufacturing-technology...

https://www.trumpf.com/en_US/products/lasers/euv-drive-laser...

https://www.cymer.com/wp-content/uploads/2018/12/Cymer_SPIE_...

[lijok]

It’s Zeiss specifically. They’re a fun company.