Question

what is chromatic aberration?

Answer 1

Chromatic aberration, also known as “color fringing” or “purple fringing”, is a common optical problem that occurs when a lens is either unable to bring all wavelengths of color to the same focal plane, and/or when wavelengths of color are focused at different positions in the focal plane.

Answer 2

chromatic aberration is an effect resulting from dispersion in which there is a failure of a lens to focus all colors to the same convergence point.it referred to as fringing around high contrast edges in your photography.