afterimage

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Related to Afterimages: positive afterimage, negative afterimage

afterimage

[af´ter-im″ij]

a visual impression persisting briefly after cessation of the stimuli causing the original image. In a positive afterimage the brights, darks, and colors remain unchanged; in a negative afterimage the brights and darks are reversed, and the colors are complementary.

af·ter·im·age

(af'ter-im'ij),

Persistence of a visual response after cessation of a stimulus.

Synonym(s): accidental image, negative image

afterimage

(ăf′tər-ĭm′ĭj)

A visual image that persists after the visual stimulus causing it has ceased to act. Also called photogene.

Afterimage

A visual sensation that persists briefly when the eyes are turned toward a homogenous neutral background after visual stimulation. Afterimage is due to photochemical activity of the retina and may be negative, positive, or complementary.

af·ter·im·age

, after-image (af'tĕr-im'ăj)

Persistence of a visual response after cessation of the stimulus.

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References in periodicals archive ?

Keywords: capture prevention, analog hole, secure image display, afterimage, privacy

Visual quality optimization for privacy protection bar-based secure image display technique

With the observer's gaze at the limit of the bifixation field, an afterimage of the misaligned stimulus (see Figure 2(b)) was induced by a bright flash within the stimulus box.

The bifixation field as a function of viewing distance

Washington, Nov 9 (ANI): Our brain forms 'complementary' afterimage after eyes stop looking at objects, Japanese researchers say.

Brain forms 'complementary' afterimage after eyes stop seeing

(29.) "Dance Archives Manual Wins MARAC Publications Award," afterimages, 3, no.

Preserve: teaching archives to dance companies

Affirming the encounters presented by the silicon-image of digital media, the contributors to Afterimages have shown that now, more than ever, Deleuze's thought retains its relevance to the study of film.

Deleuze and cinema in the digital

(20) Speaking of an afterimage, he said that the occurrence of such a thing is the occurrence of a representational state, a state representing, say, a greenish-yellow disk but not itself exemplifying greenish-yellow or circular qualia.

Feigl & the development of analytic philosophy at the University of Minnesota

[but] now the Pearl River speaks its muddy judgment." The 24 years corresponds to the time that has elapsed between Till's murder in 1955 and the time Lorde wrote his eulogy, but the time frame extends to the ever- present now as "Afterimages" continues to memorialize Till's.

Audre Lorde's "Afterimages": history, scripture, myth, and nightmare

I blink my eyes to capture the single frame afterimages on my closed eyelids.

Argument for the immediate sensuous: Notes on Stately Mansions Did Decree and Coupling

Imagine a variant of the experiment, where the colored chips are replaced by afterimages. We induce in our subject a red afterimage experience; how does she discover its phenomenal character?

Intentionalism defended

The Fiction of Geopolitics: Afterimages of Culture from Wilke Collins to Alfred Hitchcock.

The Fiction of Geopolitics: Afterimages of Culture from Wilke Collins to Alfred Hitchcock

Among the many attractions of Wonder and Science is its sustained scrutiny of the afterimages of a wide variety of texts, an approach that frees them to some extent of convenient generic classifications and the expectations that such taxonomies engender.

Wonder and Science: Imagining Worlds in Early Modern Europe & At the Borders of the Human: Beasts, Bodies and Natural Philosophy in the Early Modem Period

Experts say beams from the pointers can leave afterimages in people's vision, cause temporary vision loss and are capable of damaging retinas and nerves in the eye.