afterimage

(redirected from After-image)
Also found in: Dictionary, Thesaurus, Medical.
Related to After-image: positive afterimage

afterimage

[′af·tər‚im·əj]
(neuroscience)
A visual sensation occurring after the stimulus to which it is a response has been removed.
References in periodicals archive ?
People who take LSD often confuse an immediate image with something they have seen before, what we call an after-image.
The table is in the range of nomenclature "yellow brown"; but the eye's retention of yellow is blue, and the after-image of brown is often something I call "red-black"--a very muted red, to be sure.
But truly, there is only the intermediate state, the one in which we are not yet dead but no longer wholly among the living either: premonitions are projected before our startled eyes of a future already envisioned as a fossil embedded in ancient rocks; or there is a curious after-image which glows at the back of one's brain as if one saw the dying embers among the ashes of one's own cremation; and of birth the images are of a catastrophe yet to be endured in the ritual of waste and the purest consolation of being.
What Sallis shows us about The Winter's Tale is a kind of after-image of what has always been before our gaze in other artistic realms, but especially so when stone is involved - whether materially or metaphorically.
You will see an after-image not of red, but of green.
Sharp motion capability with high response speed of less than 8ms1 for response time and limited after-image