Found 1 items, similar to Optography.
English → English (gcide) Definition: Optography Optography \Op*tog"ra*phy\, n. [Optic + -graphy.] (Physiol.) The production of an optogram on the retina by the photochemical action of light on the visual purple; the fixation of an image in the eye. The object so photographed shows white on a purple or red background. See Visual purple , under Visual. [1913 Webster]