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Webster 1913 Edition


Optography

Op-tog′ra-phy

,
Noun.
[
Opt
ic +
-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
.

Definition 2024


optography

optography

English

Noun

optography (uncountable)

  1. 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.