wunder · LibraryCHAPTER XIX. Visual Analogues
Read in the Wunder reader — freeVISUAL ANALOGUES
Effect of light of short duration--After-oscillation--Positive and negative after-images--Binocular alternation of vision--Period of alternation modified by physical condition--After-images and their revival--Unconscious visual impression. 170
Response in the Living and Non-Living · The Wunder Library — complete classics, free to read, with narration.
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