optography

from The Century Dictionary.

• noun The fixation of an image on the retina. See optogram.

from the GNU version of the Collaborative International Dictionary of English.

• noun (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.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun 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.