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Koog

01/10/22 3:18 PM

#89637 RE: Ned4Flanders #89629

My comment concerned a lack of knowledge of one of the most basic steps in semiconductor fabrication: Lithography (as integral a step in semiconductor fabrication today as it was in the beginning). And not realizing that the light used in lithography has nothing to do with silicon photonics.

"reticles" is a new word in my vocabulary...

"Chip designs come from glass plates known as reticles.
Features on the reticle are transferred to the wafers
using light."