Comments by "Grak70" (@Grak70) on "How Japan Won Lithography (& Why America Lost)" video.

  1. Animation at 3:20 technically shows a scanner, not a stepper. When the shutter is open on a stepper, there is no stage motion. Minor quibble though; I love this channel.
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  2.  @thisiskevin1000  Indeed. ASML bought SVG for the patents on their catadioptric lens designs, which they needed to design and deploy advanced 193 and 157 scanners a few years later.
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