Hair-Width Mirror Precision
21:30–22:05 · 35s
They explain the mind-bending need to keep a 50-meter steel dish perfectly curved to within tens of micrometers—thinner than a human hair—while it moves.
21:30–22:05 · 35s
They explain the mind-bending need to keep a 50-meter steel dish perfectly curved to within tens of micrometers—thinner than a human hair—while it moves.
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