Note 39 — Chapter V
Reading edition
Helmholtz tells us (Populäre wissenschaftliche Vorträge, 3tes Heft, p. 64) that even in a stereoscopic arrangement the presence of a wrong cast shadow sufficed to disturb the illusion.
Reading edition
Helmholtz tells us (Populäre wissenschaftliche Vorträge, 3tes Heft, p. 64) that even in a stereoscopic arrangement the presence of a wrong cast shadow sufficed to disturb the illusion.