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An impression of a vivid image retained by the eye after the stimulus has ceased.
- ‘If you stare at a bright colour for a time and then look at a white surface, you will see an after-image, which will be the subtractive complement.’
- ‘Blooming out fogs the screen by producing a temporary after-image.’
- ‘But after-images (of complementary colour and brightness) can be caused by staring intently at any pattern of high contrast.’
- ‘Such complementary colours produce the greatest reciprocal enhancement by simultaneous contrast when juxtaposed; also when negative after-images are produced, these will be of the colour complementary to that which produces them.’
- ‘We only get brief pulses of memories, like a flash bulb going off in your face, leaving the after-image lingering onscreen for a few seconds.’
- ‘The blaze began to die down, the flames diminished until all that was left was the dull reddish after-image.’
- ‘But if you squint, or view the design at a distance, it morphs in the mind's eye into a much more conservative composition, very much the after-image of its symmetrical Central Park West forebears.’
- ‘In low light, they create after-images, just like stained glass.’
- ‘‘After spending that day just staring at the space where the buildings were, it was as if there was an after-image imprinted on your retina, and there's something of that in the towers of light,’ he said.’
- ‘I stared at it long after it had vanished, the after-image imprinted on my retina.’
- ‘Focus on the after-image of the light, without moving your head, until it completely vanishes.’
- ‘When I stand up, that after-image remains fixed in my visual field.’
- ‘I looked up, and at each flash of lightning, an after-image of a bird was left.’
- ‘Tate has acquired this smaller installation, two curved rooms where changing coloured lights exploit the effect of retinal after-images.’
- ‘They could also be after-images, hypnagogic imagery, or memory images with subliminal material that was not veridical.’
- ‘Move the eye to the left of the canvas after focusing on the stripes and after-images appear.’
- ‘Yet the image of the landscape lingered in his eyes, an after-image caused by the brilliant bolt of energy.’
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