Quotation from: The Notebooks of Leonardo Da Vinci

Written by: Leonardo da Vinci


[Footnote: Between lines 1 and 2 there is in the original a large
diagram which does not refer to this text. ]


220.


A body on which the solar rays fall between the thin branches of
trees far apart will cast but a single shadow.


[2] If an opaque body and a luminous one are (both) spherical the
base of the pyramid of rays will bear the same proportion to the
luminous body as the base of the pyramid of shade to the opaque
body.

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