Some articles on empty shape, empty, shape:
... "After image on empty shape" effect is related also to a class of effects related to contrast effect ... In this effect, an empty (white) shape is presented on a colored background for several seconds ... white) an illusionary color, similar to the original background is perceived within the shape ...
Famous quotes containing the words shape and/or empty:
“There are moments when very little truth would be enough to shape opinion. One might be hated at extremely low cost.”
—Jean Rostand (18941977)
“I have heard of a minister, who had been a fisherman, being settled in Bridgewater for as long a time as he could tell a cod from a haddock. Generous as it seems, this condition would empty most country pulpits forthwith, for it is long since the fishers of men were fishermen.”
—Henry David Thoreau (18171862)