ghost image

English

Etymology 1

From ghost (noun sense 3, via noun sense 4).

Noun

ghost image (plural ghost images)

1. (photography) Any undesired image appearing at the image plane of an optical system; either a false image of the desired object, or an out-of-focus image of a bright source of light in the field of the optical system.

Translations

undesired image

Finnish: haamukuva Hungarian: szellemkép (hu)

Etymology 2

After the Norton Ghost disk-cloning and backup software tool, itself an initialism of general hardware-oriented system transfer.

Noun

ghost image (plural ghost images)

1. (computing) A copy of all the contents of a hard drive, used as a backup.