robert casey wrote:
Also heard that the scope Galileo had was a real POS, and he would have
loved to have gotten his hands on one of our Christmas gift trash scopes
from WalMart. Even though those are POS's, they'd better his POS...

As I understand it, it wasn't the execution so much as the design. It
had inherent aberrations, but the scopes he produced performed about as
well as a modern example of the same design would. There was a recent
article in Sky and Telescope or Night Sky about this.

--
Brian Tung
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