After Image Apr 2026

: The primary cause is the depletion of photopigments in the retina's cone cells during prolonged exposure to a specific color.

: Research from ScienceDirect indicates that while much of the process starts in the retina, the brain also plays a role in interpreting these lingering signals. Clinical Significance After image

: These retain the same colors as the original image. They typically occur after a very brief, intense exposure to light, such as a camera flash. Biological Mechanisms : The primary cause is the depletion of

An is a visual sensation that lingers in your field of vision after you have finished looking at a stimulus, such as a bright light or a high-contrast pattern. This phenomenon occurs because the photoreceptors (rods and cones) in your eyes temporarily lose sensitivity after being overstimulated by a constant image. Types of Afterimages They typically occur after a very brief, intense

While afterimages are usually normal physiological occurrences, abnormally long-lasting or intense afterimages are known as . According to the Cleveland Clinic , persistent afterimages can sometimes be associated with medical conditions such as: