chromatic aberration

noun

Optics.

1. the variation of either the focal length or the magnification of a lens system with different wavelengths of light, characterized by prismatic coloring at the edges of the optical image and color distortion within it.

chromatic aberration

noun

1. a defect in a lens system in which different wavelengths of light are focused at different distances because they are refracted through different angles. It produces a blurred image with coloured fringes

chromatic aberration

1. See under aberration

Word History and Origins

Origin of chromatic aberration¹

First recorded in 1825–35