0 a faint second image (= one that is pale and not strong or clear) that appears close to another image, usually because of a fault with a system or device or with someone's sight: --
Interference and ghost images caused by reflections of the received signal are more easily cancelled out in a digital television.
If laser eye surgery goes wrong it can cause visual symptoms, including glare, halos, ghost images, and blurred vision.
I encountered some ghost images when viewing Jupiter with a low-powered telescope.
The TV picture in these remote stations was far from perfect, often compromised by ghost images and snow.